| // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-unknown-linux -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s |
| // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple aarch64-unknown-linux -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s |
| // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple ppc64le-unknown-linux -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s |
| // expected-no-diagnostics |
| |
| #ifndef HEADER |
| #define HEADER |
| |
| #define N 1000 |
| void func() { |
| // Test where a valid when clause contains empty directive. |
| // The directive will be ignored and code for a serial for loop will be generated. |
| #pragma omp metadirective when(implementation = {vendor(llvm)} \ |
| :) default(parallel for) |
| for (int i = 0; i < N; i++) |
| ; |
| } |
| |
| // CHECK-LABEL: void @_Z4funcv() |
| // CHECK: entry: |
| // CHECK: [[I:%.+]] = alloca i32, |
| // CHECK: store i32 0, i32* [[I]], |
| // CHECK: br label %[[FOR_COND:.+]] |
| // CHECK: [[FOR_COND]]: |
| // CHECK: [[ZERO:%.+]] = load i32, i32* [[I]], |
| // CHECK: [[CMP:%.+]] = icmp slt i32 [[ZERO]], 1000 |
| // CHECK: br i1 [[CMP]], label %[[FOR_BODY:.+]], label %[[FOR_END:.+]] |
| // CHECK: [[FOR_BODY]]: |
| // CHECK: br label %[[FOR_INC:.+]] |
| // CHECK: [[FOR_INC]]: |
| // CHECK: [[ONE:%.+]] = load i32, i32* [[I]], |
| // CHECK: [[INC:%.+]] = add nsw i32 [[ONE]], 1 |
| // CHECK: store i32 [[INC]], i32* [[I]], |
| // CHECK: br label %[[FOR_COND]], |
| // CHECK: [[FOR_END]]: |
| // CHECK: ret void |
| // CHECK: } |
| |
| #endif |
