102 lines · cpp
1// RUN: %clang_cc1 -verify=expected,omp4 -fopenmp -fopenmp-version=45 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized2// RUN: %clang_cc1 -verify=expected,omp5 -fopenmp -fopenmp-version=50 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized3// RUN: %clang_cc1 -verify=expected,omp51 -fopenmp -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized4 5// RUN: %clang_cc1 -verify=expected,omp4 -fopenmp-simd -fopenmp-version=45 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized6// RUN: %clang_cc1 -verify=expected,omp5 -fopenmp-simd -fopenmp-version=50 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized7// RUN: %clang_cc1 -verify=expected,omp51 -fopenmp -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized8 9void xxx(int argc) {10 int x; // expected-note {{initialize the variable 'x' to silence this warning}}11#pragma omp target depend(in : argc)12 argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}13}14 15void foo() {16}17 18bool foobool(int argc) {19 return argc;20}21 22struct S1; // expected-note {{declared here}}23 24class vector {25 public:26 int operator[](int index) { return 0; }27};28 29int main(int argc, char **argv, char *env[]) {30 vector vec;31 typedef float V __attribute__((vector_size(16)));32 V a;33 auto arr = x; // expected-error {{use of undeclared identifier 'x'}}34 35 #pragma omp target depend // expected-error {{expected '(' after 'depend'}}36 foo();37#pragma omp target depend( // omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-warning {{missing ':' after dependency type - ignoring}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset', 'depobj' or 'inoutset' in OpenMP clause 'depend'}}38 foo();39#pragma omp target depend() // omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset', 'depobj' or 'inoutset' in OpenMP clause 'depend'}}40 foo();41#pragma omp target depend(argc // omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset', 'depobj' or 'inoutset' in OpenMP clause 'depend'}}42 foo();43#pragma omp target depend(source : argc) // omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset', 'depobj' or 'inoutset' in OpenMP clause 'depend'}}44 foo();45#pragma omp target depend(source) // expected-error {{expected expression}} expected-warning {{missing ':' after dependency type - ignoring}} omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset', 'depobj' or 'inoutset' in OpenMP clause 'depend'}}46 foo();47 #pragma omp target depend (in : argc)) // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}48 foo();49 #pragma omp target depend (out: ) // expected-error {{expected expression}}50 foo();51#pragma omp target depend(inout : foobool(argc)), depend(in, argc) // omp4-error {{expected addressable lvalue expression, array element or array section}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected expression}} omp5-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}} omp51-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}}52 foo();53 #pragma omp target depend (out :S1) // expected-error {{'S1' does not refer to a value}}54 foo();55 #pragma omp target depend(in : argv[1][1] = '2')56 foo();57#pragma omp target depend(in : vec[1]) // omp4-error {{expected addressable lvalue expression, array element or array section}} omp5-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}} omp51-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}}58 foo();59 #pragma omp target depend (in : argv[0])60 foo();61 #pragma omp target depend (in : ) // expected-error {{expected expression}}62 foo();63 #pragma omp target depend (in : main)64 foo();65#pragma omp target depend(in : a[0]) // omp4-error{{expected addressable lvalue expression, array element or array section}} omp5-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}} omp51-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}}66 foo();67 #pragma omp target depend (in : vec[1:2]) // expected-error {{ value is not an array or pointer}}68 foo();69 #pragma omp target depend (in : argv[ // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}70 foo();71 #pragma omp target depend (in : argv[: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}72 foo();73 #pragma omp target depend (in : argv[:] // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}} expected-error {{expected ')'}} expected-note {{to match this '('}}74 foo();75 #pragma omp target depend (in : argv[argc: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}76 foo();77 #pragma omp target depend (in : argv[argc:argc] // expected-error {{expected ')'}} expected-note {{to match this '('}}78 foo();79 #pragma omp target depend (in : argv[0:-1]) // expected-error {{section length is evaluated to a negative value -1}}80 foo();81 #pragma omp target depend (in : argv[-1:0]) // expected-error {{zero-length array section is not allowed in 'depend' clause}}82 foo();83 #pragma omp target depend (in : argv[:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}84 foo();85 #pragma omp target depend(in : argv [3:4:1]) // expected-error {{expected ']'}} expected-note {{to match this '['}}86 foo();87 #pragma omp target depend(in:a[0:1]) // expected-error {{subscripted value is not an array or pointer}}88 foo();89 #pragma omp target depend(in:argv[argv[:2]:1]) // expected-error {{OpenMP array section is not allowed here}}90 foo();91 #pragma omp target depend(in:argv[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}92 foo();93 #pragma omp target depend(in:env[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is an array of unknown bound}}94 foo();95 #pragma omp target depend(in : argv[ : argc][1 : argc - 1])96 foo();97 #pragma omp target depend(in : arr[0])98 foo();99 100 return 0;101}102