| // RUN: %clang_cc1 -fopenmp -emit-pch -o %t.pch %s |
| // RUN: %clang_cc1 -fopenmp -fdelayed-template-parsing -emit-pch -o %t.delayed.pch %s |
| // RUN: %clang_cc1 -DMAIN_FILE -fopenmp -include-pch %t.pch \ |
| // RUN: -emit-llvm -o - %s -fopenmp | FileCheck %s |
| // RUN: %clang_cc1 -DMAIN_FILE -fopenmp -fdelayed-template-parsing -verify \ |
| // RUN: -Wunused-variable -include-pch %t.delayed.pch \ |
| // RUN: -emit-llvm -o - %s | FileCheck %s |
| |
| #ifndef MAIN_FILE |
| template <typename T> |
| void a(T t) { |
| #pragma clang loop unroll_count(4) |
| for(int i=0;i<8;++i) {} |
| #pragma omp simd |
| for(int i=0;i<8;++i) {} |
| { |
| int x, y, z, zz; |
| #pragma unused(x) |
| #pragma unused(y, z) |
| } |
| } |
| #else |
| // CHECK: !llvm.loop [[LOOP1:!.*]] |
| // CHECK: !llvm.loop [[LOOP2:!.*]] |
| // CHECK: [[LOOP1]] = distinct !{[[LOOP1]], [[LOOP1A:!.*]], [[LOOP1B:!.*]]} |
| // CHECK: [[LOOP1A]] = !{!"llvm.loop.mustprogress"} |
| // CHECK: [[LOOP1B]] = !{!"llvm.loop.unroll.count", i32 4} |
| // CHECK: [[LOOP2]] = distinct !{[[LOOP2]], [[LOOP2A:!.*]], [[LOOP2B:!.*]]} |
| // CHECK: [[LOOP2A]] = !{!"llvm.loop.parallel_accesses", [[LOOP2C:!.*]]} |
| // CHECK: [[LOOP2B]] = !{!"llvm.loop.vectorize.enable", i1 true} |
| // expected-warning@17 {{unused variable 'zz'}} |
| void foo() |
| { |
| a(1); |
| } |
| #endif |
