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Assign variable before we test it.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135015 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2011-07-13 00:23:39 +00:00
parent f4f53f08f5
commit 3641e81172
1 changed files with 1 additions and 2 deletions
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3
lib/Target/X86/X86FrameLowering.cpp
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@ -1073,13 +1073,12 @@ getCompactUnwindEncoding(ArrayRef<MCCFIInstruction> Instrs,
if (Src.isReg() && Src.getReg() == MachineLocation::VirtualFP) {
// DW_CFA_def_cfa_register
assert(FramePointerReg == -1 && "Defining more than one frame pointer?");
FramePointerReg = Dst.getReg();
if (TRI->getLLVMRegNum(FramePointerReg, IsEH) != X86::EBP &&
TRI->getLLVMRegNum(FramePointerReg, IsEH) != X86::RBP)
// The frame pointer isn't EBP/RBP. Cannot make unwind information
// compact.
return 0;
FramePointerReg = Dst.getReg();
continue;
}