Replace the -unwind-tables option with a per function flag. This is more

LTO friendly as we can now correctly merge files compiled with or without
-fasynchronous-unwind-tables.

llvm-svn: 132033

1 files changed, 1 insertions, 2 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp b/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
index 6aca6b00a06..9d8ef5feef3 100644
--- a/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
@@ -259,8 +259,7 @@ void PPCFrameLowering::emitPrologue(MachineFunction &MF) const {
   MachineModuleInfo &MMI = MF.getMMI();
   DebugLoc dl;
   bool needsFrameMoves = MMI.hasDebugInfo() ||
-       !MF.getFunction()->doesNotThrow() ||
-       UnwindTablesMandatory;
+    MF.getFunction()->needsUnwindTableEntry();
 
   // Prepare for frame info.
   MCSymbol *FrameLabel = 0;