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| author | Michael Zolotukhin <mzolotukhin@apple.com> | 2016-11-18 21:01:12 +0000 |
|---|---|---|
| committer | Michael Zolotukhin <mzolotukhin@apple.com> | 2016-11-18 21:01:12 +0000 |
| commit | 5020c9971b2049d255069ea81ce02a085be2e191 (patch) | |
| tree | a2443bd7a2265e6769273ade1e8a662bfb60ebc7 /llvm/lib/Transforms/Utils/LoopSimplify.cpp | |
| parent | 85d93a877846380567e8e28786f4591d1b61d34f (diff) | |
| download | bcm5719-llvm-5020c9971b2049d255069ea81ce02a085be2e191.tar.gz bcm5719-llvm-5020c9971b2049d255069ea81ce02a085be2e191.zip | |
[LoopSimplify] Preserve LCSSA when removing edges from unreachable blocks.
This fixes PR30454.
llvm-svn: 287379
Diffstat (limited to 'llvm/lib/Transforms/Utils/LoopSimplify.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/LoopSimplify.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Utils/LoopSimplify.cpp b/llvm/lib/Transforms/Utils/LoopSimplify.cpp index d24c1c41557..00cda2af00c 100644 --- a/llvm/lib/Transforms/Utils/LoopSimplify.cpp +++ b/llvm/lib/Transforms/Utils/LoopSimplify.cpp @@ -530,7 +530,7 @@ ReprocessLoop: // Zap the dead pred's terminator and replace it with unreachable. TerminatorInst *TI = P->getTerminator(); - changeToUnreachable(TI, /*UseLLVMTrap=*/false); + changeToUnreachable(TI, /*UseLLVMTrap=*/false, PreserveLCSSA); Changed = true; } } |
