diff options
| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2013-01-24 23:59:08 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2013-01-24 23:59:08 +0000 |
| commit | e0ef47436c4dc608eef011ec81a4caa337b16b8d (patch) | |
| tree | 3d942c058b8cd1504485e66c8a2ac17f4090db90 /llvm/lib/CodeGen | |
| parent | be230793fb681e070ac87edbc742651c551f64de (diff) | |
| download | bcm5719-llvm-e0ef47436c4dc608eef011ec81a4caa337b16b8d.tar.gz bcm5719-llvm-e0ef47436c4dc608eef011ec81a4caa337b16b8d.zip | |
Avoid creating duplicate CFG edges in the IfConversion pass.
Patch by Stefan Hepp.
llvm-svn: 173395
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/IfConversion.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/IfConversion.cpp b/llvm/lib/CodeGen/IfConversion.cpp index 3583a9b71b3..9958d7daada 100644 --- a/llvm/lib/CodeGen/IfConversion.cpp +++ b/llvm/lib/CodeGen/IfConversion.cpp @@ -1557,7 +1557,7 @@ void IfConverter::MergeBlocks(BBInfo &ToBBI, BBInfo &FromBBI, bool AddEdges) { if (Succ == FallThrough) continue; FromBBI.BB->removeSuccessor(Succ); - if (AddEdges) + if (AddEdges && !ToBBI.BB->isSuccessor(Succ)) ToBBI.BB->addSuccessor(Succ); } |
