diff options
| author | Douglas Gregor <dgregor@apple.com> | 2011-02-22 02:45:07 +0000 |
|---|---|---|
| committer | Douglas Gregor <dgregor@apple.com> | 2011-02-22 02:45:07 +0000 |
| commit | a78f193e7ecf512dd0953acf1626d9c4f4478f2a (patch) | |
| tree | 17fdbf502a968bafd961ba28bd48f45fd11c9635 /clang/lib/Sema/SemaChecking.cpp | |
| parent | c1b7775e0fea63dbac1857b4e153b42bc7382a74 (diff) | |
| download | bcm5719-llvm-a78f193e7ecf512dd0953acf1626d9c4f4478f2a.tar.gz bcm5719-llvm-a78f193e7ecf512dd0953acf1626d9c4f4478f2a.zip | |
Warn about implicit conversions between values of different, named
enumeration types. Fixes <rdar://problem/8559831>.
llvm-svn: 126183
Diffstat (limited to 'clang/lib/Sema/SemaChecking.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaChecking.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaChecking.cpp b/clang/lib/Sema/SemaChecking.cpp index 556665483e6..bb5ef7f9b39 100644 --- a/clang/lib/Sema/SemaChecking.cpp +++ b/clang/lib/Sema/SemaChecking.cpp @@ -2861,6 +2861,17 @@ void CheckImplicitConversion(Sema &S, Expr *E, QualType T, return DiagnoseImpCast(S, E, T, CC, DiagID); } + // Diagnose conversions between different enumeration types. + if (const EnumType *SourceEnum = Source->getAs<EnumType>()) + if (const EnumType *TargetEnum = Target->getAs<EnumType>()) + if ((SourceEnum->getDecl()->getIdentifier() || + SourceEnum->getDecl()->getTypedefForAnonDecl()) && + (TargetEnum->getDecl()->getIdentifier() || + TargetEnum->getDecl()->getTypedefForAnonDecl()) && + SourceEnum != TargetEnum) + return DiagnoseImpCast(S, E, T, CC, + diag::warn_impcast_different_enum_types); + return; } |
