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Fix up this compatibility hack to be more compatible with gcc. 

llvm-svn: 72901
This commit is contained in:
Eli Friedman 2009-06-04 23:03:07 +00:00
parent fd4b1559db
commit 319ce956a9
1 changed files with 4 additions and 3 deletions
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7
clang/lib/Sema/SemaDecl.cpp
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@ -575,10 +575,11 @@ void Sema::MergeTypeDefDecl(TypedefDecl *New, Decl *OldD) {
// If we have a redefinition of a typedef in C, emit a warning. This warning
// is normally mapped to an error, but can be controlled with
// -Wtypedef-redefinition. If either the original was in a system header,
// don't emit this for compatibility with GCC.
// -Wtypedef-redefinition. If either the original or the redefinition is
// in a system header, don't emit this for compatibility with GCC.
if (PP.getDiagnostics().getSuppressSystemWarnings() &&
Context.getSourceManager().isInSystemHeader(Old->getLocation()))
(Context.getSourceManager().isInSystemHeader(Old->getLocation()) ||
Context.getSourceManager().isInSystemHeader(New->getLocation())))
return;
Diag(New->getLocation(), diag::warn_redefinition_of_typedef)