1 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 %s -Wuninitialized 2 3 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 %s -Wuninitialized 4 xxx(int argc)5void xxx(int argc) { 6 int x; // expected-note {{initialize the variable 'x' to silence this warning}} 7 #pragma omp target simd 8 for (int i = 0; i < 10; ++i) 9 argc = x; // expected-warning {{variable 'x' is uninitialized when used here}} 10 } 11 foo()12void foo() { 13 } 14 15 static int pvt; 16 #pragma omp threadprivate(pvt) 17 18 #pragma omp target simd // expected-error {{unexpected OpenMP directive '#pragma omp target simd'}} 19 main(int argc,char ** argv)20int main(int argc, char **argv) { 21 #pragma omp target simd { // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}} 22 for (int i = 0; i < argc; ++i) 23 foo(); 24 #pragma omp target simd ( // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}} 25 for (int i = 0; i < argc; ++i) 26 foo(); 27 #pragma omp target simd[ // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}} 28 for (int i = 0; i < argc; ++i) 29 foo(); 30 #pragma omp target simd] // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}} 31 for (int i = 0; i < argc; ++i) 32 foo(); 33 #pragma omp target simd) // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}} 34 for (int i = 0; i < argc; ++i) 35 foo(); 36 #pragma omp target simd } // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}} 37 for (int i = 0; i < argc; ++i) 38 foo(); 39 #pragma omp target simd 40 for (int i = 0; i < argc; ++i) 41 foo(); 42 // expected-warning@+1 {{extra tokens at the end of '#pragma omp target simd' are ignored}} 43 #pragma omp target simd unknown() 44 for (int i = 0; i < argc; ++i) 45 foo(); 46 L1: 47 for (int i = 0; i < argc; ++i) 48 foo(); 49 #pragma omp target simd 50 for (int i = 0; i < argc; ++i) 51 foo(); 52 #pragma omp target simd 53 for (int i = 0; i < argc; ++i) { 54 goto L1; // expected-error {{use of undeclared label 'L1'}} 55 argc++; 56 } 57 58 for (int i = 0; i < 10; ++i) { 59 switch (argc) { 60 case (0): 61 #pragma omp target simd 62 for (int i = 0; i < argc; ++i) { 63 foo(); 64 break; // expected-error {{'break' statement cannot be used in OpenMP for loop}} 65 continue; 66 } 67 default: 68 break; 69 } 70 } 71 #pragma omp target simd default(none) // expected-error {{unexpected OpenMP clause 'default' in directive '#pragma omp target simd'}} 72 for (int i = 0; i < 10; ++i) 73 ++argc; 74 75 goto L2; // expected-error {{use of undeclared label 'L2'}} 76 #pragma omp target simd 77 for (int i = 0; i < argc; ++i) 78 L2: 79 foo(); 80 #pragma omp target simd 81 for (int i = 0; i < argc; ++i) { 82 return 1; // expected-error {{cannot return from OpenMP region}} 83 } 84 85 [[]] // expected-error {{an attribute list cannot appear here}} 86 #pragma omp target simd 87 for (int n = 0; n < 100; ++n) { 88 } 89 90 #pragma omp target simd copyin(pvt) // expected-error {{unexpected OpenMP clause 'copyin' in directive '#pragma omp target simd'}} 91 for (int n = 0; n < 100; ++n) {} 92 93 return 0; 94 } 95 test_ordered()96void test_ordered() { 97 #pragma omp target simd ordered // expected-error {{unexpected OpenMP clause 'ordered' in directive '#pragma omp target simd'}} 98 for (int i = 0; i < 16; ++i) 99 ; 100 } 101 102