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author | Chandler Carruth <chandlerc@gmail.com> | 2010-09-03 21:54:20 +0000 |
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committer | Chandler Carruth <chandlerc@gmail.com> | 2010-09-03 21:54:20 +0000 |
commit | f92bd8cf22890f2070c87dc4a38d989a317f94fa (patch) | |
tree | 9b83770b67d721c5e88645658e915face2b9df29 | |
parent | f849774495503e3a53b31bdbaf813f5bc3c0d92a (diff) | |
download | llvm-f92bd8cf22890f2070c87dc4a38d989a317f94fa.zip llvm-f92bd8cf22890f2070c87dc4a38d989a317f94fa.tar.gz llvm-f92bd8cf22890f2070c87dc4a38d989a317f94fa.tar.bz2 |
Fix PR7402 when it strikes via template instantiation.
llvm-svn: 113019
-rw-r--r-- | clang/lib/Sema/SemaTemplateInstantiateDecl.cpp | 5 | ||||
-rw-r--r-- | clang/test/SemaTemplate/instantiate-anonymous-union.cpp | 19 |
2 files changed, 24 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp index e3b6614..1c7869f 100644 --- a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp +++ b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp @@ -2274,6 +2274,11 @@ Sema::InstantiateMemInitializers(CXXConstructorDecl *New, Inits != InitsEnd; ++Inits) { CXXBaseOrMemberInitializer *Init = *Inits; + // Only instantiate written initializers, let Sema re-construct implicit + // ones. + if (!Init->isWritten()) + continue; + SourceLocation LParenLoc, RParenLoc; ASTOwningVector<Expr*> NewArgs(*this); llvm::SmallVector<SourceLocation, 4> CommaLocs; diff --git a/clang/test/SemaTemplate/instantiate-anonymous-union.cpp b/clang/test/SemaTemplate/instantiate-anonymous-union.cpp index 255454b..f2862db 100644 --- a/clang/test/SemaTemplate/instantiate-anonymous-union.cpp +++ b/clang/test/SemaTemplate/instantiate-anonymous-union.cpp @@ -47,3 +47,22 @@ namespace PR7088 { template void f<double>(); } + +// Check for problems related to PR7402 that occur when template instantiation +// instantiates implicit initializers. +namespace PR7402 { + struct X { + union { + struct { + int x; + int y; + }; + int v[2]; + }; + + // Check that this requirement survives instantiation. + template <typename T> X(const T& t) : x(t), y(t) {} + }; + + X x(42.0); +} |