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| author | Richard Trieu <rtrieu@google.com> | 2013-08-08 01:50:23 +0000 |
|---|---|---|
| committer | Richard Trieu <rtrieu@google.com> | 2013-08-08 01:50:23 +0000 |
| commit | 493df1a14f5dc5267a029c6ff58018efe0647297 (patch) | |
| tree | 2f383d3265b034f2ae2cbe84fab473f2b768942a /clang/lib/Sema/SemaExpr.cpp | |
| parent | d25f7fc4aeca0c4a2ff66abc9d44f8875a178979 (diff) | |
| download | bcm5719-llvm-493df1a14f5dc5267a029c6ff58018efe0647297.tar.gz bcm5719-llvm-493df1a14f5dc5267a029c6ff58018efe0647297.zip | |
Emit an error for enum increments and decrements in C++ mode.
Fixes PR16394.
llvm-svn: 187955
Diffstat (limited to 'clang/lib/Sema/SemaExpr.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaExpr.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaExpr.cpp b/clang/lib/Sema/SemaExpr.cpp index 8038a4502ab..8515cb2f53f 100644 --- a/clang/lib/Sema/SemaExpr.cpp +++ b/clang/lib/Sema/SemaExpr.cpp @@ -8377,6 +8377,10 @@ static QualType CheckIncrementDecrementOperand(Sema &S, Expr *Op, } // Increment of bool sets it to true, but is deprecated. S.Diag(OpLoc, diag::warn_increment_bool) << Op->getSourceRange(); + } else if (S.getLangOpts().CPlusPlus && ResType->isEnumeralType()) { + // Error on enum increments and decrements in C++ mode + S.Diag(OpLoc, diag::err_increment_decrement_enum) << IsInc << ResType; + return QualType(); } else if (ResType->isRealType()) { // OK! } else if (ResType->isPointerType()) { |
