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| author | Evan Cheng <evan.cheng@apple.com> | 2007-06-07 22:31:28 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2007-06-07 22:31:28 +0000 |
| commit | 27af5c414b44315676b4625dc22e29a507ca9dca (patch) | |
| tree | f3bb69a69fba3252194ede2fe04d636331d28abd /lib/CodeGen/IfConversion.cpp | |
| parent | 468502e41a1b4cefe353a583e27005b75580d0a2 (diff) | |
| download | external_llvm-27af5c414b44315676b4625dc22e29a507ca9dca.zip external_llvm-27af5c414b44315676b4625dc22e29a507ca9dca.tar.gz external_llvm-27af5c414b44315676b4625dc22e29a507ca9dca.tar.bz2 | |
Only remove the edge from entry to false if false block is merged.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37503 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/IfConversion.cpp')
| -rw-r--r-- | lib/CodeGen/IfConversion.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/CodeGen/IfConversion.cpp b/lib/CodeGen/IfConversion.cpp index 64f2faf..2b03abe 100644 --- a/lib/CodeGen/IfConversion.cpp +++ b/lib/CodeGen/IfConversion.cpp @@ -647,8 +647,8 @@ bool IfConverter::IfConvertTriangle(BBInfo &BBI) { // Now merge the entry of the triangle with the true block. BBI.NonPredSize -= TII->RemoveBranch(*BBI.BB); MergeBlocks(BBI, TrueBBI); - // Remove entry to false edge. - if (BBI.BB->isSuccessor(FalseBBI.BB)) + // Remove entry to false edge if false block is merged in as well. + if (FalseBBDead && BBI.BB->isSuccessor(FalseBBI.BB)) BBI.BB->removeSuccessor(FalseBBI.BB); std::copy(BBI.BrCond.begin(), BBI.BrCond.end(), std::back_inserter(BBI.Predicate)); |