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authorrdivacky <rdivacky@FreeBSD.org>2009-11-18 14:58:34 +0000
committerrdivacky <rdivacky@FreeBSD.org>2009-11-18 14:58:34 +0000
commitd2e985fd323c167e20f77b045a1d99ad166e65db (patch)
tree6a111e552c75afc66228e3d8f19b6731e4013f10 /lib/Transforms/IPO/LoopExtractor.cpp
parentded64d5d348ce8d8c5aa42cf63f6de9dd84b7e89 (diff)
downloadFreeBSD-src-d2e985fd323c167e20f77b045a1d99ad166e65db.zip
FreeBSD-src-d2e985fd323c167e20f77b045a1d99ad166e65db.tar.gz
Update LLVM to r89205.
Diffstat (limited to 'lib/Transforms/IPO/LoopExtractor.cpp')
-rw-r--r--lib/Transforms/IPO/LoopExtractor.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Transforms/IPO/LoopExtractor.cpp b/lib/Transforms/IPO/LoopExtractor.cpp
index fd69aeb..cb81330 100644
--- a/lib/Transforms/IPO/LoopExtractor.cpp
+++ b/lib/Transforms/IPO/LoopExtractor.cpp
@@ -75,6 +75,10 @@ bool LoopExtractor::runOnLoop(Loop *L, LPPassManager &LPM) {
if (L->getParentLoop())
return false;
+ // If LoopSimplify form is not available, stay out of trouble.
+ if (!L->isLoopSimplifyForm())
+ return false;
+
DominatorTree &DT = getAnalysis<DominatorTree>();
bool Changed = false;
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