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Merging r216917:

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r216917 | samsonov | 2014-09-02 17:38:34 +0000 (Tue, 02 Sep 2014) | 4 lines

Fix signed integer overflow in PPCInstPrinter.

This bug was reported by UBSan.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_35@223738 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Hal Finkel 2014-12-09 02:18:38 +00:00
parent 16452bae79
commit bfc35c7cf6
1 changed files with 1 additions and 1 deletions
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2
lib/Target/PowerPC/InstPrinter/PPCInstPrinter.cpp
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@ -261,7 +261,7 @@ void PPCInstPrinter::printAbsBranchOperand(const MCInst *MI, unsigned OpNo,
if (!MI->getOperand(OpNo).isImm())
return printOperand(MI, OpNo, O);
O << (int)MI->getOperand(OpNo).getImm()*4;
O << SignExtend32<32>((unsigned)MI->getOperand(OpNo).getImm() << 2);
}