diff options
Diffstat (limited to 'clang/Sema/SemaStmt.cpp')
| -rw-r--r-- | clang/Sema/SemaStmt.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/Sema/SemaStmt.cpp b/clang/Sema/SemaStmt.cpp index dff057456e2..18957240974 100644 --- a/clang/Sema/SemaStmt.cpp +++ b/clang/Sema/SemaStmt.cpp @@ -180,13 +180,16 @@ void Sema::ConvertIntegerToTypeWarnOnOverflow(llvm::APSInt &Val, // If this is a truncation, check for overflow. llvm::APSInt ConvVal(Val); ConvVal.trunc(NewWidth); + ConvVal.setIsSigned(NewSign); ConvVal.extend(Val.getBitWidth()); + ConvVal.setIsSigned(Val.isSigned()); if (ConvVal != Val) Diag(Loc, DiagID, Val.toString(), ConvVal.toString()); // Regardless of whether a diagnostic was emitted, really do the // truncation. Val.trunc(NewWidth); + Val.setIsSigned(NewSign); } else if (NewSign != Val.isSigned()) { // Convert the sign to match the sign of the condition. This can cause // overflow as well: unsigned(INTMIN) |
