diff options
| author | Alexey Bataev <a.bataev@hotmail.com> | 2016-11-15 14:26:49 +0000 |
|---|---|---|
| committer | Alexey Bataev <a.bataev@hotmail.com> | 2016-11-15 14:26:49 +0000 |
| commit | a3283d64fef21d0ba999679b21ecfaecde3a5376 (patch) | |
| tree | d0fbece639d5cb1b67b28374336b487eddb89e77 /test | |
| parent | 91a680c7a245ca2417fec9236673a16f713e335c (diff) | |
Merging r286944:
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r286944 | abataev | 2016-11-15 09:11:50 +0000 (Tue, 15 Nov 2016) | 6 lines
[OPENMP] Fixed codegen for 'omp cancel' construct.
If 'omp cancel' construct is used in a worksharing construct it may cause
hanging of the software in case if reduction clause is used. Patch fixes
this problem by avoiding extra reduction processing for branches that
were canceled.
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git-svn-id: https://llvm.org/svn/llvm-project/cfe/branches/release_39@286968 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/OpenMP/cancel_codegen.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/test/OpenMP/cancel_codegen.cpp b/test/OpenMP/cancel_codegen.cpp index 8234193e8f..059a8d3901 100644 --- a/test/OpenMP/cancel_codegen.cpp +++ b/test/OpenMP/cancel_codegen.cpp @@ -91,9 +91,11 @@ for (int i = 0; i < argc; ++i) { } } // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( -#pragma omp parallel for +int r = 0; +#pragma omp parallel for reduction(+:r) for (int i = 0; i < argc; ++i) { #pragma omp cancel for + r += i; } // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( return argc; @@ -164,6 +166,9 @@ for (int i = 0; i < argc; ++i) { // CHECK: [[CONTINUE]] // CHECK: br label // CHECK: call void @__kmpc_for_static_fini( +// CHECK: call i32 @__kmpc_reduce_nowait( +// CHECK: call void @__kmpc_end_reduce_nowait( +// CHECK: call void @__kmpc_for_static_fini( // CHECK: ret void #endif |