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-rw-r--r--llvm/lib/Target/PowerPC/PPCFrameLowering.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp b/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
index e8a8b71ad6f..92031d36e99 100644
--- a/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCFrameLowering.cpp
@@ -653,7 +653,7 @@ PPCFrameLowering::findScratchRegister(MachineBasicBlock *MBB,
// Now that we've done our best to provide both registers, double check
// whether we were unable to provide enough.
- if (BV.count() < TwoUniqueRegsRequired ? 2 : 1)
+ if (BV.empty() || (BV.count() < 2 && TwoUniqueRegsRequired))
return false;
return true;
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