102 lines · cpp
1// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized2 3// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized4 5void foo() {6}7 8bool foobool(int argc) {9 return argc;10}11 12void xxx(int argc) {13 int cond; // expected-note {{initialize the variable 'cond' to silence this warning}}14#pragma omp for simd if(cond) // expected-warning {{variable 'cond' is uninitialized when used here}}15 for (int i = 0; i < 10; ++i)16 ;17}18 19struct S1; // expected-note {{declared here}}20 21template <class T, class S> // expected-note {{declared here}}22int tmain(T argc, S **argv) {23 T z;24 int i;25 #pragma omp for simd if // expected-error {{expected '(' after 'if'}}26 for (i = 0; i < argc; ++i) foo();27 #pragma omp for simd if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}28 for (i = 0; i < argc; ++i) foo();29 #pragma omp for simd if () // expected-error {{expected expression}}30 for (i = 0; i < argc; ++i) foo();31 #pragma omp for simd if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}32 for (i = 0; i < argc; ++i) foo();33 #pragma omp for simd if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp for simd' are ignored}}34 for (i = 0; i < argc; ++i) foo();35 #pragma omp for simd if (argc > 0 ? argv[1] : argv[2])36 for (i = 0; i < argc; ++i) foo();37 #pragma omp for simd if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp for simd' cannot contain more than one 'if' clause}}38 for (i = 0; i < argc; ++i) foo();39 #pragma omp for simd if (S) // expected-error {{'S' does not refer to a value}}40 for (i = 0; i < argc; ++i) foo();41 #pragma omp for simd if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}42 for (i = 0; i < argc; ++i) foo();43 #pragma omp for simd if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}44 for (i = 0; i < argc; ++i) foo();45 #pragma omp for simd if(argc + z)46 for (i = 0; i < argc; ++i) foo();47 #pragma omp for simd if(simd : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}48 for (i = 0; i < argc; ++i) foo();49 #pragma omp for simd if(simd : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}50 for (i = 0; i < argc; ++i) foo();51 #pragma omp for simd if(simd : argc)52 for (i = 0; i < argc; ++i) foo();53 #pragma omp for simd if(target : argc) // expected-error {{directive name modifier 'target' is not allowed for '#pragma omp for simd'}}54 for (i = 0; i < argc; ++i) foo();55 #pragma omp for simd if(simd : argc) if (simd :argc) // expected-error {{directive '#pragma omp for simd' cannot contain more than one 'if' clause with 'simd' name modifier}}56 for (i = 0; i < argc; ++i) foo();57 #pragma omp for simd if(simd : argc) if (argc) // expected-note {{previous clause with directive name modifier specified here}} expected-error {{no more 'if' clause is allowed}}58 for (i = 0; i < argc; ++i) foo();59 60 return 0;61}62 63int main(int argc, char **argv) {64 int i, z;65 #pragma omp for simd if // expected-error {{expected '(' after 'if'}}66 for (i = 0; i < argc; ++i) foo();67 #pragma omp for simd if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}68 for (i = 0; i < argc; ++i) foo();69 #pragma omp for simd if () // expected-error {{expected expression}}70 for (i = 0; i < argc; ++i) foo();71 #pragma omp for simd if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}72 for (i = 0; i < argc; ++i) foo();73 #pragma omp for simd if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp for simd' are ignored}}74 for (i = 0; i < argc; ++i) foo();75 #pragma omp for simd if (argc > 0 ? argv[1] : argv[2])76 for (i = 0; i < argc; ++i) foo();77 #pragma omp for simd if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp for simd' cannot contain more than one 'if' clause}}78 for (i = 0; i < argc; ++i) foo();79 #pragma omp for simd if (S1) // expected-error {{'S1' does not refer to a value}}80 for (i = 0; i < argc; ++i) foo();81 #pragma omp for simd if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}82 for (i = 0; i < argc; ++i) foo();83 #pragma omp for simd if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}84 for (i = 0; i < argc; ++i) foo();85 #pragma omp for simd if (1 0) // expected-error {{expected ')'}} expected-note {{to match this '('}}86 for (i = 0; i < argc; ++i) foo();87 #pragma omp for simd if(if(tmain(argc, argv) // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}88 for (i = 0; i < argc; ++i) foo();89 #pragma omp for simd if(simd : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}90 for (i = 0; i < argc; ++i) foo();91 #pragma omp for simd if(simd : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}92 for (i = 0; i < argc; ++i) foo();93 #pragma omp for simd if(simd : argc + z) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp for simd'}}94 for (i = 0; i < argc; ++i) foo();95 #pragma omp for simd if(simd : argc) if (simd :argc) // expected-error {{directive '#pragma omp for simd' cannot contain more than one 'if' clause with 'simd' name modifier}}96 for (i = 0; i < argc; ++i) foo();97 #pragma omp for simd if(simd : argc) if (argc) // expected-note {{previous clause with directive name modifier specified here}} expected-error {{no more 'if' clause is allowed}}98 for (i = 0; i < argc; ++i) foo();99 100 return tmain(argc, argv);101}102