313 lines · cpp
1// RUN: %clang_cc1 -triple=x86_64-pc-win32 -verify=omp51,expected -fopenmp -x c++ -std=c++14 -fms-extensions -Wno-pragma-pack -fexceptions -fcxx-exceptions %s2 3// RUN: %clang_cc1 -triple=x86_64-pc-win32 -verify=omp51,expected -fopenmp-simd -x c++ -std=c++14 -fms-extensions -Wno-pragma-pack -fexceptions -fcxx-exceptions %s4 5// RUN: %clang_cc1 -triple=x86_64-pc-win32 -verify=omp50,expected -fopenmp -fopenmp-version=50 -x c++ -std=c++14 -fms-extensions -Wno-pragma-pack -fexceptions -fcxx-exceptions %s6 7// RUN: %clang_cc1 -triple=x86_64-pc-win32 -verify=omp50,expected -fopenmp-simd -fopenmp-version=50 -x c++ -std=c++14 -fms-extensions -Wno-pragma-pack -fexceptions -fcxx-exceptions %s8 9#pragma omp declare // expected-error {{expected an OpenMP directive}}10 11int foo();12 13template <typename T>14T foofoo();15 16#pragma omp declare variant // expected-error {{expected '(' after 'declare variant'}}17#pragma omp declare variant( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}18#pragma omp declare variant(foo // expected-error {{expected ')'}} omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}} expected-note {{to match this '('}}19#pragma omp declare variant(x) // expected-error {{use of undeclared identifier 'x'}}20#pragma omp declare variant(foo) // omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}}21#pragma omp declare variant(foofoo <int>) // omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}}22#pragma omp declare variant(foofoo <int>) xxx // omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}}23#pragma omp declare variant(foofoo <int>) match // expected-error {{expected '(' after 'match'}}24#pragma omp declare variant(foofoo <int>) match( // expected-error {{expected ')'}} expected-warning {{expected identifier or string literal describing a context set; set skipped}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}} expected-note {{to match this '('}}25#pragma omp declare variant(foofoo <int>) match() // expected-warning {{expected identifier or string literal describing a context set; set skipped}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}26#pragma omp declare variant(foofoo <int>) match(implementation) // expected-warning {{expected '=' after the context set name "implementation"; '=' assumed}} expected-warning {{expected '{' after the '=' that follows the context set name "implementation"; '{' assumed}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-warning {{expected '}' after the context selectors for the context set "implementation"; '}' assumed}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}27#pragma omp declare variant(foofoo <int>) match(implementation =) // expected-warning {{expected '{' after the '=' that follows the context set name "implementation"; '{' assumed}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-warning {{expected '}' after the context selectors for the context set "implementation"; '}' assumed}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}28#pragma omp declare variant(foofoo <int>) match(implementation = yyy) // expected-warning {{expected '{' after the '=' that follows the context set name "implementation"; '{' assumed}} expected-warning {{'yyy' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-warning {{expected '}' after the context selectors for the context set "implementation"; '}' assumed}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}29#pragma omp declare variant(foofoo <int>) match(implementation = yyy }) // expected-warning {{expected '{' after the '=' that follows the context set name "implementation"; '{' assumed}} expected-warning {{'yyy' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}30#pragma omp declare variant(foofoo <int>) match(implementation = {) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-warning {{expected '}' after the context selectors for the context set "implementation"; '}' assumed}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}31#pragma omp declare variant(foofoo <int>) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}32#pragma omp declare variant(foofoo <int>) match(implementation = {vvv, vvv}) // expected-warning {{'vvv' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-warning {{'vvv' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}33#pragma omp declare variant(foofoo <int>) match(implementation = {vvv} implementation) // expected-error {{expected ')'}} expected-warning {{'vvv' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}} expected-note {{to match this '('}}34#pragma omp declare variant(foofoo <int>) match(implementation = {vvv}) implementation // expected-warning {{'vvv' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}} omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}}35#pragma omp declare variant(foofoo <int>) match(implementation={xxx}) // expected-warning {{'xxx' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}36#pragma omp declare variant(foofoo <int>) match(implementation={vendor}) // expected-warning {{the context selector 'vendor' in context set 'implementation' requires a context property defined in parentheses; selector ignored}} expected-note {{the ignored selector spans until here}}37#pragma omp declare variant(foofoo <int>) match(implementation={vendor(}) // expected-error {{expected ')'}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{context property options are: 'amd' 'arm' 'bsc' 'cray' 'fujitsu' 'gnu' 'ibm' 'intel' 'llvm' 'nec' 'nvidia' 'pgi' 'ti' 'unknown'}} expected-note {{to match this '('}}38#pragma omp declare variant(foofoo <int>) match(implementation={vendor()}) // expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{context property options are: 'amd' 'arm' 'bsc' 'cray' 'fujitsu' 'gnu' 'ibm' 'intel' 'llvm' 'nec' 'nvidia' 'pgi' 'ti' 'unknown'}}39#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score ibm)}) // expected-error {{expected '(' after 'score'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}}40#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score( ibm)}) // expected-error {{use of undeclared identifier 'ibm'}} expected-error {{expected ')'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{context property options are: 'amd' 'arm' 'bsc' 'cray' 'fujitsu' 'gnu' 'ibm' 'intel' 'llvm' 'nec' 'nvidia' 'pgi' 'ti' 'unknown'}} expected-note {{to match this '('}}41#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score(2 ibm)}) // expected-error {{expected ')'}} expected-error {{expected ')'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{to match this '('}} expected-note {{context property options are: 'amd' 'arm' 'bsc' 'cray' 'fujitsu' 'gnu' 'ibm' 'intel' 'llvm' 'nec' 'nvidia' 'pgi' 'ti' 'unknown'}} expected-note {{to match this '('}}42#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score(foofoo <int>()) ibm)}) // expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{score expressions in the OpenMP context selector need to be constant; 'foofoo<int>()' is not and will be ignored}}43#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score(5): ibm), vendor(llvm)}) // expected-warning {{the context selector 'vendor' was used already in the same 'omp declare variant' directive; selector ignored}} expected-note {{the previous context selector 'vendor' used here}} expected-note {{the ignored selector spans until here}}44#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score(5): ibm), kind(cpu)}) // expected-warning {{the context selector 'kind' is not valid for the context set 'implementation'; selector ignored}} expected-note {{the context selector 'kind' can be nested in the context set 'device'; try 'match(device={kind(property)})'}} expected-note {{the ignored selector spans until here}}45#pragma omp declare variant(foofoo <int>) match(device={xxx}) // expected-warning {{'xxx' is not a valid context selector for the context set 'device'; selector ignored}} expected-note {{context selector options are: 'kind' 'arch' 'isa'}} expected-note {{the ignored selector spans until here}}46#pragma omp declare variant(foofoo <int>) match(device={kind}) // expected-warning {{the context selector 'kind' in context set 'device' requires a context property defined in parentheses; selector ignored}} expected-note {{the ignored selector spans until here}}47#pragma omp declare variant(foofoo <int>) match(device={kind(}) // expected-error {{expected ')'}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{context property options are: 'host' 'nohost' 'cpu' 'gpu' 'fpga' 'any'}} expected-note {{to match this '('}}48#pragma omp declare variant(foofoo <int>) match(device={kind()}) // expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{context property options are: 'host' 'nohost' 'cpu' 'gpu' 'fpga' 'any'}}49#pragma omp declare variant(foofoo <int>) match(device={kind(score cpu)}) // expected-error {{expected '(' after 'score'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score ('<invalid>'); score ignored}}50#pragma omp declare variant(foofoo <int>) match(device={kind(score( ibm)}) // expected-error {{use of undeclared identifier 'ibm'}} expected-error {{expected ')'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{context property options are: 'host' 'nohost' 'cpu' 'gpu' 'fpga' 'any'}} expected-note {{to match this '('}}51#pragma omp declare variant(foofoo <int>) match(device={kind(score(2 gpu)}) // expected-error {{expected ')'}} expected-error {{expected ')'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score ('2'); score ignored}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{to match this '('}} expected-note {{context property options are: 'host' 'nohost' 'cpu' 'gpu' 'fpga' 'any'}} expected-note {{to match this '('}}52#pragma omp declare variant(foofoo <int>) match(device={kind(score(foofoo <int>()) ibm)}) // expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score ('foofoo<int>()'); score ignored}} expected-warning {{'ibm' is not a valid context property for the context selector 'kind' and the context set 'device'; property ignored}} expected-note {{try 'match(implementation={vendor(ibm)})'}} expected-note {{the ignored property spans until here}}53#pragma omp declare variant(foofoo <int>) match(device={kind(score(5): host), kind(llvm)}) // expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score ('5'); score ignored}} expected-warning {{the context selector 'kind' was used already in the same 'omp declare variant' directive; selector ignored}} expected-note {{the previous context selector 'kind' used here}} expected-note {{the ignored selector spans until here}}54#pragma omp declare variant(foofoo <int>) match(device={kind(score(5): nohost), vendor(llvm)}) // expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score ('5'); score ignored}} expected-warning {{the context selector 'vendor' is not valid for the context set 'device'; selector ignored}} expected-note {{the context selector 'vendor' can be nested in the context set 'implementation'; try 'match(implementation={vendor(property)})'}} expected-note {{the ignored selector spans until here}}55int bar();56 57#pragma omp declare variant // expected-error {{expected '(' after 'declare variant'}}58#pragma omp declare variant( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}59#pragma omp declare variant(foofoo <T> // expected-error {{expected ')'}} omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}} expected-note {{to match this '('}}60#pragma omp declare variant(x) // expected-error {{use of undeclared identifier 'x'}}61#pragma omp declare variant(foo) // omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}}62#pragma omp declare variant(foofoo) // omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}}63#pragma omp declare variant(foofoo <T>) // omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}}64#pragma omp declare variant(foofoo <T>) xxx // omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}}65#pragma omp declare variant(foofoo <T>) match // expected-error {{expected '(' after 'match'}}66#pragma omp declare variant(foofoo <T>) match( // expected-error {{expected ')'}} expected-warning {{expected identifier or string literal describing a context set; set skipped}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}} expected-note {{to match this '('}}67#pragma omp declare variant(foofoo <T>) match() // expected-warning {{expected identifier or string literal describing a context set; set skipped}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}68#pragma omp declare variant(foofoo <T>) match(implementation) // expected-warning {{expected '=' after the context set name "implementation"; '=' assumed}} expected-warning {{expected '{' after the '=' that follows the context set name "implementation"; '{' assumed}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-warning {{expected '}' after the context selectors for the context set "implementation"; '}' assumed}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}69#pragma omp declare variant(foofoo <T>) match(implementation =) // expected-warning {{expected '{' after the '=' that follows the context set name "implementation"; '{' assumed}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-warning {{expected '}' after the context selectors for the context set "implementation"; '}' assumed}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}70#pragma omp declare variant(foofoo <T>) match(implementation = {) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-warning {{expected '}' after the context selectors for the context set "implementation"; '}' assumed}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}71#pragma omp declare variant(foofoo <T>) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}72#pragma omp declare variant(foofoo <T>) match(implementation = {vvv, vvv}) // expected-warning {{'vvv' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-warning {{'vvv' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}73#pragma omp declare variant(foofoo <T>) match(user = {score(<expr>) : condition(<expr>)}) // expected-warning {{'score' is not a valid context selector for the context set 'user'; selector ignored}} expected-note {{context selector options are: 'condition'}} expected-note {{the ignored selector spans until here}}74#pragma omp declare variant(foofoo <T>) match(user = {score(<expr>) : condition(<expr>)}) // expected-warning {{'score' is not a valid context selector for the context set 'user'; selector ignored}} expected-note {{context selector options are: 'condition'}} expected-note {{the ignored selector spans until here}}75#pragma omp declare variant(foofoo <T>) match(user = {condition(<expr>)}) // expected-error {{expected expression}} expected-error {{use of undeclared identifier 'expr'}} expected-error {{expected expression}} expected-note {{the ignored selector spans until here}}76#pragma omp declare variant(foofoo <T>) match(user = {condition(<expr>)}) // expected-error {{expected expression}} expected-error {{use of undeclared identifier 'expr'}} expected-error {{expected expression}} expected-note {{the ignored selector spans until here}}77#pragma omp declare variant(foofoo <T>) match(implementation = {vvv} implementation) // expected-error {{expected ')'}} expected-warning {{'vvv' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}} expected-note {{to match this '('}}78#pragma omp declare variant(foofoo <T>) match(implementation = {vvv}) xxx // expected-warning {{'vvv' is not a valid context selector for the context set 'implementation'; selector ignored}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}} omp50-error {{expected 'match' clause on 'omp declare variant' directive}} omp51-error {{expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive}}79#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score ibm)}) // expected-error {{expected '(' after 'score'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}}80#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score( ibm)}) // expected-error {{use of undeclared identifier 'ibm'}} expected-error {{expected ')'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{context property options are: 'amd' 'arm' 'bsc' 'cray' 'fujitsu' 'gnu' 'ibm' 'intel' 'llvm' 'nec' 'nvidia' 'pgi' 'ti' 'unknown'}} expected-note {{to match this '('}}81#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score(C ibm)}) // expected-error {{expected ')'}} expected-error {{expected ')'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{to match this '('}} expected-note {{context property options are: 'amd' 'arm' 'bsc' 'cray' 'fujitsu' 'gnu' 'ibm' 'intel' 'llvm' 'nec' 'nvidia' 'pgi' 'ti' 'unknown'}} expected-note {{to match this '('}}82#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score(foofoo <int>()) ibm)}) // expected-warning {{expected '':'' after the score expression; '':'' assumed}}83#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score(C+5): ibm), vendor(llvm)}) // expected-warning {{the context selector 'vendor' was used already in the same 'omp declare variant' directive; selector ignored}} expected-note {{the previous context selector 'vendor' used here}} expected-note {{the ignored selector spans until here}}84#pragma omp declare variant(foofoo <int>) match(implementation={vendor(score(5): ibm), kind(cpu)}) // expected-warning {{the context selector 'kind' is not valid for the context set 'implementation'; selector ignored}} expected-note {{the context selector 'kind' can be nested in the context set 'device'; try 'match(device={kind(property)})'}} expected-note {{the ignored selector spans until here}}85#pragma omp declare variant(foofoo <int>) match(device={xxx}) // expected-warning {{'xxx' is not a valid context selector for the context set 'device'; selector ignored}} expected-note {{context selector options are: 'kind' 'arch' 'isa'}} expected-note {{the ignored selector spans until here}}86#pragma omp declare variant(foofoo <int>) match(device={kind}) // expected-warning {{the context selector 'kind' in context set 'device' requires a context property defined in parentheses; selector ignored}} expected-note {{the ignored selector spans until here}}87#pragma omp declare variant(foofoo <int>) match(device={kind(}) // expected-error {{expected ')'}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{context property options are: 'host' 'nohost' 'cpu' 'gpu' 'fpga' 'any'}} expected-note {{to match this '('}}88#pragma omp declare variant(foofoo <int>) match(device={kind()}) // expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{context property options are: 'host' 'nohost' 'cpu' 'gpu' 'fpga' 'any'}}89#pragma omp declare variant(foofoo <int>) match(device={kind(score cpu)}) // expected-error {{expected '(' after 'score'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score ('<invalid>'); score ignored}}90#pragma omp declare variant(foofoo <int>) match(device={kind(score( ibm)}) // expected-error {{use of undeclared identifier 'ibm'}} expected-error {{expected ')'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{context property options are: 'host' 'nohost' 'cpu' 'gpu' 'fpga' 'any'}} expected-note {{to match this '('}}91#pragma omp declare variant(foofoo <int>) match(device={kind(score(C gpu)}) // expected-error {{expected ')'}} expected-error {{expected ')'}} expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score ('C'); score ignored}} expected-warning {{expected identifier or string literal describing a context property; property skipped}} expected-note {{to match this '('}} expected-note {{context property options are: 'host' 'nohost' 'cpu' 'gpu' 'fpga' 'any'}} expected-note {{to match this '('}}92#pragma omp declare variant(foofoo <int>) match(device={kind(score(foofoo <int>()) ibm)}) // expected-warning {{expected '':'' after the score expression; '':'' assumed}} expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score ('foofoo<int>()'); score ignored}} expected-warning {{'ibm' is not a valid context property for the context selector 'kind' and the context set 'device'; property ignored}} expected-note {{try 'match(implementation={vendor(ibm)})'}} expected-note {{the ignored property spans until here}}93#pragma omp declare variant(foofoo <int>) match(device={kind(score(C+5): host), kind(llvm)}) // expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score ('C + 5'); score ignored}} expected-warning {{the context selector 'kind' was used already in the same 'omp declare variant' directive; selector ignored}} expected-note {{the previous context selector 'kind' used here}} expected-note {{the ignored selector spans until here}}94#pragma omp declare variant(foofoo <int>) match(device={kind(score(C+5): nohost), vendor(llvm)}) // expected-warning {{the context selector 'kind' in the context set 'device' cannot have a score ('C + 5'); score ignored}} expected-warning {{the context selector 'vendor' is not valid for the context set 'device'; selector ignored}} expected-note {{the context selector 'vendor' can be nested in the context set 'implementation'; try 'match(implementation={vendor(property)})'}} expected-note {{the ignored selector spans until here}}95template <typename T, int C>96T barbar();97 98#pragma omp declare variant(foo) match(implementation = {vendor(score(foo) :llvm)}) // expected-warning {{score expressions in the OpenMP context selector need to be constant; 'foo' is not and will be ignored}}99#pragma omp declare variant(foo) match(implementation = {vendor(score(foo()) :llvm)}) // expected-warning {{score expressions in the OpenMP context selector need to be constant; 'foo()' is not and will be ignored}}100#pragma omp declare variant(foo) match(implementation = {vendor(score(<expr>) :llvm)}) // expected-error {{expected expression}} expected-error {{use of undeclared identifier 'expr'}} expected-error {{expected expression}}101#pragma omp declare variant(foo) match(user = {condition(foo)}) // expected-error {{the user condition in the OpenMP context selector needs to be constant; 'foo' is not}}102#pragma omp declare variant(foo) match(user = {condition(foo())}) // expected-error {{the user condition in the OpenMP context selector needs to be constant; 'foo()' is not}}103#pragma omp declare variant(foo) match(user = {condition(<expr>)}) // expected-error {{expected expression}} expected-error {{use of undeclared identifier 'expr'}} expected-error {{expected expression}} expected-note {{the ignored selector spans until here}}104int score_and_cond_non_const();105 106#pragma omp declare variant(foo) match(implementation = {vendor(score(foo) :llvm)})107#pragma omp declare variant(foo) match(implementation = {vendor(score(foo()) :llvm)})108#pragma omp declare variant(foo) match(implementation = {vendor(score(<expr>) :llvm)}) // expected-error {{expected expression}} expected-error {{use of undeclared identifier 'expr'}} expected-error {{expected expression}}109#pragma omp declare variant(foo) match(user = {condition(foo)})110#pragma omp declare variant(foo) match(user = {condition(foo())})111#pragma omp declare variant(foo) match(user = {condition(<expr>)}) // expected-error {{expected expression}} expected-error {{use of undeclared identifier 'expr'}} expected-error {{expected expression}} expected-note {{the ignored selector spans until here}}112template<int C>113int score_and_cond_non_const_no_inst();114 115#pragma omp declare variant(foo) match(implementation = {vendor(score(foo) :llvm)}) // expected-warning {{score expressions in the OpenMP context selector need to be constant; 'foo' is not and will be ignored}}116#pragma omp declare variant(foo) match(implementation = {vendor(score(foo()) :llvm)}) // expected-warning {{score expressions in the OpenMP context selector need to be constant; 'foo()' is not and will be ignored}}117#pragma omp declare variant(foo) match(implementation = {vendor(score(<expr>) :llvm)}) // expected-error {{expected expression}} expected-error {{use of undeclared identifier 'expr'}} expected-error {{expected expression}}118#pragma omp declare variant(foo) match(user = {condition(foo)}) // expected-error {{the user condition in the OpenMP context selector needs to be constant; 'foo' is not}}119#pragma omp declare variant(foo) match(user = {condition(foo())}) // expected-error {{the user condition in the OpenMP context selector needs to be constant; 'foo()' is not}}120#pragma omp declare variant(foo) match(user = {condition(<C>)}) // expected-error {{expected expression}} expected-error {{expected expression}} expected-note {{the ignored selector spans until here}}121template<int C>122int score_and_cond_non_const_inst();123 124constexpr int constexpr_fn(int i) { return 7 * i; }125#pragma omp declare variant(foo) match(implementation = {vendor(score(constexpr_fn(3)) : llvm)})126#pragma omp declare variant(foo) match(user = {condition(constexpr_fn(1))})127int score_and_cond_const();128 129#pragma omp declare variant(foo) match(implementation = {vendor(score(constexpr_fn(3)) : llvm)})130#pragma omp declare variant(foo) match(implementation = {vendor(score(constexpr_fn(C)) : llvm)})131#pragma omp declare variant(foo) match(user = {condition(constexpr_fn(1))})132#pragma omp declare variant(foo) match(user = {condition(constexpr_fn(C))})133template <int C>134int score_and_cond_const_inst();135 136__attribute__((pure)) int pure() { return 0; }137 138#pragma omp declare variant(pure) match(user = {condition(1)}) // expected-warning {{ignoring return value of function declared with pure attribute}}139int unused_warning_after_specialization() { return foo(); }140 141void score_and_cond_inst() {142 score_and_cond_non_const();143 score_and_cond_non_const_inst<8>(); // expected-note {{in instantiation of function template specialization 'score_and_cond_non_const_inst<8>' requested here}}144 score_and_cond_const_inst<9>();145 unused_warning_after_specialization();146}147 148#pragma omp declare variant(barbar <int>) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}149int a; // expected-error {{'#pragma omp declare variant' can only be applied to functions}}150 151#pragma omp declare variant(barbar <int>) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}152#pragma omp threadprivate(a) // expected-error {{'#pragma omp declare variant' can only be applied to functions}}153int var;154#pragma omp threadprivate(var)155 156 157#pragma omp declare variant(barbar <int>) match(implementation = {}) // expected-error {{function declaration is expected after 'declare variant' directive}}158#pragma omp declare // expected-error {{expected an OpenMP directive}}159 160 161 162#pragma omp declare variant(barbar <int>) match(implementation = {}) // expected-error {{function declaration is expected after 'declare variant' directive}}163#pragma omp declare variant(barbar <int>) match(xxx = {}) // expected-error {{function declaration is expected after 'declare variant' directive}}164#pragma options align = packed165int main();166 167 168 169#pragma omp declare variant(barbar <int>) match(implementation = {}) // expected-error {{function declaration is expected after 'declare variant' directive}}170#pragma omp declare variant(barbar <int>) match(xxx = {}) // expected-error {{function declaration is expected after 'declare variant' directive}}171#pragma init_seg(compiler)172int main();173 174 175#pragma omp declare variant(barbar <int>) match(implementation = {}) // expected-error {{single declaration is expected after 'declare variant' directive}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}176int b, c;177 178 179#pragma omp declare variant(C) match(implementation = {}) // expected-error {{'C' does not refer to a value}}180 181template <class C> // expected-note {{declared here}}182void h(C *hp, C *hp2, C *hq, C *lin) {183 b = 0;184}185 186 187#pragma omp declare variant(barbar <int>) match(implementation = {}) // expected-error {{variant in '#pragma omp declare variant' with type '<overloaded function type>' is incompatible with type 'void (int *, int *, int *, int *)'}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}188template <>189void h(int *hp, int *hp2, int *hq, int *lin);190 191int after_use_variant(void);192int after_use();193int bar() {194 return after_use();195}196 197 198#pragma omp declare variant(after_use_variant) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-warning {{'#pragma omp declare variant' cannot be applied for function after first usage; the original function might be used}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}199int after_use(void);200 201int fn();202int fn(int);203#pragma omp declare variant(fn) match(xxx = {}) // expected-warning {{'xxx' is not a valid context set in a `declare variant`; set ignored}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}204int overload(void);205 206int fn1();207int fn1(int);208 209#pragma omp declare variant(fn1) match(implementation = {}) // expected-error {{variant in '#pragma omp declare variant' with type '<overloaded function type>' is incompatible with type 'int (float)'}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}210int overload1(float);211 212int fn_constexpr_variant();213 214#pragma omp declare variant(fn_constexpr_variant) match(xxx = {}) // expected-warning {{'xxx' is not a valid context set in a `declare variant`; set ignored}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}215constexpr int fn_constexpr(); // expected-error {{'#pragma omp declare variant' does not support constexpr functions}}216 217constexpr int fn_constexpr_variant1();218 219#pragma omp declare variant(fn_constexpr_variant1) match(implementation = {}) // expected-error {{'#pragma omp declare variant' does not support constexpr functions}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}220int fn_constexpr1();221 222int fn_sc_variant();223 224#pragma omp declare variant(fn_sc_variant) match(xxx = {}) // expected-error {{function with '#pragma omp declare variant' has a different storage class}} expected-warning {{'xxx' is not a valid context set in a `declare variant`; set ignored}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}225static int fn_sc();226 227static int fn_sc_variant1();228 229#pragma omp declare variant(fn_sc_variant1) match(implementation = {}) // expected-error {{function with '#pragma omp declare variant' has a different storage class}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}230int fn_sc1();231 232int fn_inline_variant();233 234#pragma omp declare variant(fn_inline_variant) match(xxx = {}) // expected-error {{function with '#pragma omp declare variant' has a different inline specification}} expected-warning {{'xxx' is not a valid context set in a `declare variant`; set ignored}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}235inline int fn_inline();236 237inline int fn_inline_variant1();238 239#pragma omp declare variant(fn_inline_variant1) match(implementation = {}) // expected-error {{function with '#pragma omp declare variant' has a different inline specification}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}240int fn_inline1();241 242auto fn_deduced_variant() { return 0; }243#pragma omp declare variant(fn_deduced_variant) match(xxx = {}) // expected-warning {{'xxx' is not a valid context set in a `declare variant`; set ignored}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}244int fn_deduced();245 246int fn_deduced_variant1();247#pragma omp declare variant(fn_deduced_variant1) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}248auto fn_deduced1() { return 0; }249 250auto fn_deduced3() { return 0; }251 252#pragma omp declare variant(fn_deduced_variant1) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-warning {{'#pragma omp declare variant' cannot be applied to the function that was defined already; the original function might be used}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}253auto fn_deduced3();254 255auto fn_deduced_variant2() { return 0; }256 257#pragma omp declare variant(fn_deduced_variant2) match(xxx = {}) // expected-error {{variant in '#pragma omp declare variant' with type 'int ()' is incompatible with type 'float ()'}} expected-warning {{'xxx' is not a valid context set in a `declare variant`; set ignored}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}258float fn_deduced2();259 260 261int fn_except_variant() noexcept(true); // expected-error {{exception specification in declaration does not match previous declaration}}262 263#pragma omp declare variant(fn_except_variant) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}264int fn_except() noexcept(false); // expected-note {{previous declaration is here}}265 266 267int fn_except_variant1() noexcept(false); // expected-error {{exception specification in declaration does not match previous declaration}}268 269#pragma omp declare variant(fn_except_variant1) match(xxx = {}) // expected-warning {{'xxx' is not a valid context set in a `declare variant`; set ignored}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}270int fn_except1() noexcept(true); // expected-note {{previous declaration is here}}271 272struct SpecialFuncs {273 void vd();274 275#pragma omp declare variant(SpecialFuncs::vd) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}276 SpecialFuncs(); // expected-error {{'#pragma omp declare variant' does not support constructors}}277 278#pragma omp declare variant(SpecialFuncs::vd) match(xxx = {}) // expected-warning {{'xxx' is not a valid context set in a `declare variant`; set ignored}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}279 ~SpecialFuncs(); // expected-error {{'#pragma omp declare variant' does not support destructors}}280 281 void baz();282 void bar();283 void bar(int);284 virtual void car();285 virtual void dar() = 0;286 287#pragma omp declare variant(SpecialFuncs::car) match(construct={dispatch}) // expected-error {{'#pragma omp declare variant' does not support virtual functions}}288#pragma omp declare variant(SpecialFuncs::dar) match(construct={dispatch}) // expected-error {{'#pragma omp declare variant' does not support virtual functions}}289 290#pragma omp declare variant(SpecialFuncs::baz) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}291#pragma omp declare variant(SpecialFuncs::bar) match(xxx = {}) // expected-warning {{'xxx' is not a valid context set in a `declare variant`; set ignored}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}292 293#pragma omp declare variant(fn_sc_variant1) match(implementation = {}) // expected-error {{variant in '#pragma omp declare variant' with type 'int (*)()' is incompatible with type 'void (SpecialFuncs::*)()'}} expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}294 void foo1();295 SpecialFuncs& foo(const SpecialFuncs&);296 SpecialFuncs& bar(SpecialFuncs&&);297 298#pragma omp declare variant(SpecialFuncs::foo) match(xxx = {}) // expected-warning {{'xxx' is not a valid context set in a `declare variant`; set ignored}} expected-note {{context set options are: 'construct' 'device' 'target_device' 'implementation' 'user'}} expected-note {{the ignored set spans until here}}299 SpecialFuncs& operator=(const SpecialFuncs&) = default; // expected-error {{'#pragma omp declare variant' does not support defaulted functions}}300 301#pragma omp declare variant(SpecialFuncs::bar) match(implementation = {}) // expected-warning {{expected identifier or string literal describing a context selector; selector skipped}} expected-note {{context selector options are: 'vendor' 'extension' 'unified_address' 'unified_shared_memory' 'reverse_offload' 'dynamic_allocators' 'atomic_default_mem_order'}} expected-note {{the ignored selector spans until here}}302 SpecialFuncs& operator=(SpecialFuncs&&) = delete; // expected-error {{'#pragma omp declare variant' does not support deleted functions}}303};304 305namespace N {306 307#pragma omp declare variant // expected-error {{function declaration is expected after 'declare variant' directive}}308} // namespace N309 310#pragma omp declare variant // expected-error {{function declaration is expected after 'declare variant' directive}}311 312#pragma omp declare variant // expected-error {{function declaration is expected after 'declare variant' directive}}313