diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/X86/X86RegisterInfo.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp index 3d65faa006..d5e7dbf8ac 100644 --- a/lib/Target/X86/X86RegisterInfo.cpp +++ b/lib/Target/X86/X86RegisterInfo.cpp @@ -730,7 +730,9 @@ X86RegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II, if (MI.getOperand(i+3).isImm()) { // Offset is a 32-bit integer. - int Offset = FIOffset + (int)(MI.getOperand(i + 3).getImm()); + int Imm = (int)(MI.getOperand(i + 3).getImm()); + int Offset = FIOffset + Imm; + assert(isInt<32>((long long)FIOffset + Imm) && "Overflowing offset!"); MI.getOperand(i + 3).ChangeToImmediate(Offset); } else { // Offset is symbolic. This is extremely rare. |