Author: abataev
Date: Fri Apr 29 04:56:11 2016
New Revision: 268020
URL: http://llvm.org/viewvc/llvm-project?rev=268020&view=rev
Log:
[OPENMP] Fix detection of explicit data-sharing attributes in templates.
Fixes a bug with analysis of data-sharing attributes in templates.
Modified:
cfe/trunk/lib/Sema/SemaOpenMP.cpp
cfe/trunk/test/OpenMP/task_firstprivate_messages.cpp
Modified: cfe/trunk/lib/Sema/SemaOpenMP.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaOpenMP.cpp?rev=268020&r1=268019&r2=268020&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/SemaOpenMP.cpp (original)
+++ cfe/trunk/lib/Sema/SemaOpenMP.cpp Fri Apr 29 04:56:11 2016
@@ -1416,6 +1416,9 @@ class DSAAttrChecker : public StmtVisito
public:
void VisitDeclRefExpr(DeclRefExpr *E) {
+ if (E->isTypeDependent() || E->isValueDependent() ||
+ E->containsUnexpandedParameterPack() || E->isInstantiationDependent())
+ return;
if (auto *VD = dyn_cast<VarDecl>(E->getDecl())) {
// Skip internally declared variables.
if (VD->isLocalVarDecl() && !CS->capturesVariable(VD))
@@ -1464,6 +1467,9 @@ public:
}
}
void VisitMemberExpr(MemberExpr *E) {
+ if (E->isTypeDependent() || E->isValueDependent() ||
+ E->containsUnexpandedParameterPack() || E->isInstantiationDependent())
+ return;
if (isa<CXXThisExpr>(E->getBase()->IgnoreParens())) {
if (auto *FD = dyn_cast<FieldDecl>(E->getMemberDecl())) {
auto DVar = Stack->getTopDSA(FD, false);
Modified: cfe/trunk/test/OpenMP/task_firstprivate_messages.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/OpenMP/task_firstprivate_messages.cpp?rev=268020&r1=268019&r2=268020&view=diff
==============================================================================
--- cfe/trunk/test/OpenMP/task_firstprivate_messages.cpp (original)
+++ cfe/trunk/test/OpenMP/task_firstprivate_messages.cpp Fri Apr 29 04:56:11
2016
@@ -7,6 +7,17 @@ bool foobool(int argc) {
return argc;
}
+template <typename T>
+struct S {
+ T b;
+ S(T a, T c) {
+#pragma omp task default(none) firstprivate(a, b)
+ a = b = c; // expected-error {{variable 'c' must have explicitly specified
data sharing attributes}}
+ }
+};
+
+S<int> s(3, 4); // expected-note {{in instantiation of member function
'S<int>::S' requested here}}
+
struct S1; // expected-note {{declared here}} expected-note{{forward
declaration of 'S1'}}
extern S1 a;
class S2 {
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