diff options
| author | Owen Anderson <resistor@mac.com> | 2008-08-05 22:24:40 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2008-08-05 22:24:40 +0000 |
| commit | 3d4c06dd54e42b9119fdb97e5d2ffcc31a0d5f33 (patch) | |
| tree | f850470595dac1963907191e493911b4da22aa16 | |
| parent | 3dfa168d22162851a8445d589e51608e06ee32b0 (diff) | |
| download | bcm5719-llvm-3d4c06dd54e42b9119fdb97e5d2ffcc31a0d5f33.tar.gz bcm5719-llvm-3d4c06dd54e42b9119fdb97e5d2ffcc31a0d5f33.zip | |
Fix breakage on ARM/2008-04-10-ScavengerAssert.ll.
llvm-svn: 54378
| -rw-r--r-- | llvm/lib/CodeGen/UnreachableBlockElim.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/UnreachableBlockElim.cpp b/llvm/lib/CodeGen/UnreachableBlockElim.cpp index ca682fd65a0..f1e3aabaebe 100644 --- a/llvm/lib/CodeGen/UnreachableBlockElim.cpp +++ b/llvm/lib/CodeGen/UnreachableBlockElim.cpp @@ -137,7 +137,8 @@ bool UnreachableMachineBlockElim::runOnMachineFunction(MachineFunction &F) { start++; phi->eraseFromParent(); - F.getRegInfo().replaceRegWith(Output, Input); + if (Input != Output) + F.getRegInfo().replaceRegWith(Output, Input); } else start++; } |
