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Fix the build 

llvm-svn: 219637
This commit is contained in:
David Majnemer 2014-10-13 22:18:22 +00:00
parent 1c5fce0ebb
commit 3e8b6ac54c
1 changed files with 4 additions and 9 deletions
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13
clang/lib/Lex/PPExpressions.cpp
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@ -599,15 +599,10 @@ static bool EvaluateDirectiveSubExpr(PPValue &LHS, unsigned MinPrec,
break;
case tok::lessless: {
// Determine whether overflow is about to happen.
unsigned ShAmt = static_cast<unsigned>(RHS.Val.getLimitedValue());
if (LHS.isUnsigned()) {
Overflow = ShAmt >= LHS.Val.getBitWidth();
if (Overflow)
ShAmt = LHS.Val.getBitWidth()-1;
Res = LHS.Val << ShAmt;
} else {
Res = llvm::APSInt(LHS.Val.sshl_ov(ShAmt, Overflow), false);
}
if (LHS.isUnsigned())
Res = LHS.Val.ushl_ov(RHS.Val, Overflow);
else
Res = llvm::APSInt(LHS.Val.sshl_ov(RHS.Val, Overflow), false);
break;
}
case tok::greatergreater: {