diff options
| author | Richard Smith <richard-llvm@metafoo.co.uk> | 2012-08-24 23:29:28 +0000 |
|---|---|---|
| committer | Richard Smith <richard-llvm@metafoo.co.uk> | 2012-08-24 23:29:28 +0000 |
| commit | 1144af3c9b4da48cd581156e05b24261c8de366a (patch) | |
| tree | 49da576a97bfdab702528643450798baa54c790f /lib/Target/ARM | |
| parent | cac59d8ae815596f4f6b77d1a5414c0591168ea5 (diff) | |
| download | external_llvm-1144af3c9b4da48cd581156e05b24261c8de366a.zip external_llvm-1144af3c9b4da48cd581156e05b24261c8de366a.tar.gz external_llvm-1144af3c9b4da48cd581156e05b24261c8de366a.tar.bz2 | |
Fix integer undefined behavior due to signed left shift overflow in LLVM.
Reviewed offline by chandlerc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162623 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM')
| -rw-r--r-- | lib/Target/ARM/Disassembler/ARMDisassembler.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp index c90751d..c394ed1 100644 --- a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp +++ b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp @@ -3170,7 +3170,7 @@ static DecodeStatus DecodeT2Imm8S4(MCInst &Inst, unsigned Val, int imm = Val & 0xFF; if (!(Val & 0x100)) imm *= -1; - Inst.addOperand(MCOperand::CreateImm(imm << 2)); + Inst.addOperand(MCOperand::CreateImm(imm * 4)); } return MCDisassembler::Success; |