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| author | Michael Zolotukhin <mzolotukhin@apple.com> | 2016-06-08 22:49:59 +0000 |
|---|---|---|
| committer | Michael Zolotukhin <mzolotukhin@apple.com> | 2016-06-08 22:49:59 +0000 |
| commit | aa547616d2bd5f835c2ee458b544e5b67a1480d7 (patch) | |
| tree | 391cda6270ea35e94112ec11ae15fc083949dc83 /llvm/lib/Transforms | |
| parent | e94aa7a3e1cc500623200994cd9b1872552ecb5b (diff) | |
| download | bcm5719-llvm-aa547616d2bd5f835c2ee458b544e5b67a1480d7.tar.gz bcm5719-llvm-aa547616d2bd5f835c2ee458b544e5b67a1480d7.zip | |
[LoopUnroll] Check that DT is available before trying to verify it.
llvm-svn: 272221
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Utils/LoopUnroll.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Utils/LoopUnroll.cpp b/llvm/lib/Transforms/Utils/LoopUnroll.cpp index baeaab17c11..f7e5c0c49f8 100644 --- a/llvm/lib/Transforms/Utils/LoopUnroll.cpp +++ b/llvm/lib/Transforms/Utils/LoopUnroll.cpp @@ -602,7 +602,7 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, unsigned TripCount, bool Force, // updating domtree after partial loop unrolling should also be easy. if (DT && !CompletelyUnroll) DT->recalculate(*L->getHeader()->getParent()); - else + else if (DT) DEBUG(DT->verifyDomTree()); // Simplify any new induction variables in the partially unrolled loop. |
