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Tighten up an internal LSR API that should check for NULL.
author
Andrew Trick
<atrick@apple.com>
Tue, 19 Mar 2013 04:14:57 +0000
(
04:14
+0000)
committer
Andrew Trick
<atrick@apple.com>
Tue, 19 Mar 2013 04:14:57 +0000
(
04:14
+0000)
No test case, but should fix a scan_build warning.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177374
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Transforms/Scalar/LoopStrengthReduce.cpp
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diff --git
a/lib/Transforms/Scalar/LoopStrengthReduce.cpp
b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index 4e4cb864641411a95871e659094005507db50744..e4f093e1c376f16fa64cb08d85bb076cf1b3c5ee 100644
(file)
--- a/
lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/
lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@
-895,7
+895,7
@@
void Cost::RatePrimaryRegister(const SCEV *Reg,
}
if (Regs.insert(Reg)) {
RateRegister(Reg, Regs, L, SE, DT);
- if (isLoser())
+ if (
LoserRegs &&
isLoser())
LoserRegs->insert(Reg);
}
}