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[Clang][OpenMP] Emit unroll directive w/o captured stmt (#65862)

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The front end doesn't create captured stmt for unroll directive. This
leads to
a crash when `-fopenmp-simd` is used, as reported in #63570.

Fix #63570.
This commit is contained in:
Shilei Tian 2023-09-09 18:51:58 -04:00 committed by GitHub
parent 6f5ebfb987
commit 52b4bec939
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2 changed files with 12 additions and 1 deletions
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3
clang/lib/CodeGen/CGStmtOpenMP.cpp
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@ -8064,7 +8064,8 @@ void CodeGenFunction::EmitSimpleOMPExecutableDirective(
D.getDirectiveKind() == OMPD_critical ||
D.getDirectiveKind() == OMPD_section ||
D.getDirectiveKind() == OMPD_master ||
D.getDirectiveKind() == OMPD_masked) {
D.getDirectiveKind() == OMPD_masked ||
D.getDirectiveKind() == OMPD_unroll) {
EmitStmt(D.getAssociatedStmt());
} else {
auto LPCRegion =

10
clang/test/OpenMP/bug63570.c Normal file
View File

@ -0,0 +1,10 @@
// RUN: %clang_cc1 -verify -fopenmp -x c -triple x86_64-apple-darwin10 %s
// RUN: %clang_cc1 -verify -fopenmp-simd -x c -triple x86_64-apple-darwin10 %s
// expected-no-diagnostics
void f(float *a, float *b) {
#pragma omp unroll
for (int i = 0; i < 128; i++) {
a[i] = b[i];
}
}