diff options
| -rw-r--r-- | lib/Target/X86/X86RegisterInfo.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp index 31b9d046f6..9059a4e65e 100644 --- a/lib/Target/X86/X86RegisterInfo.cpp +++ b/lib/Target/X86/X86RegisterInfo.cpp @@ -267,7 +267,10 @@ bool X86RegisterInfo::hasFP(const MachineFunction &MF) const { bool X86RegisterInfo::needsStackRealignment(const MachineFunction &MF) const { MachineFrameInfo *MFI = MF.getFrameInfo();; - return (MFI->getMaxAlignment() > StackAlign); + // FIXME: Currently we don't support stack realignment for functions with + // variable-sized allocas + return (MFI->getMaxAlignment() > StackAlign && + !MFI->hasVarSizedObjects()); } bool X86RegisterInfo::hasReservedCallFrame(MachineFunction &MF) const { |