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author | Bill Wendling <isanbard@gmail.com> | 2011-08-15 18:23:40 +0000 |
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committer | Bill Wendling <isanbard@gmail.com> | 2011-08-15 18:23:40 +0000 |
commit | 06f20ebfcf2b4dbe388f6d506b62fb2aa8af5fe8 (patch) | |
tree | 3f5dc756f044bd382792a71c1cf9f6ba62ac2ef9 /lib/Transforms/InstCombine | |
parent | da005e7d20ddd623ac6174955473d4df27b1b7d4 (diff) | |
download | llvm-06f20ebfcf2b4dbe388f6d506b62fb2aa8af5fe8.tar.gz llvm-06f20ebfcf2b4dbe388f6d506b62fb2aa8af5fe8.tar.bz2 llvm-06f20ebfcf2b4dbe388f6d506b62fb2aa8af5fe8.tar.xz |
Don't try to sink the landingpad instruction. It's immobile.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137629 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/InstCombine')
-rw-r--r-- | lib/Transforms/InstCombine/InstructionCombining.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Transforms/InstCombine/InstructionCombining.cpp b/lib/Transforms/InstCombine/InstructionCombining.cpp index 41d542af68..32c55a3408 100644 --- a/lib/Transforms/InstCombine/InstructionCombining.cpp +++ b/lib/Transforms/InstCombine/InstructionCombining.cpp @@ -1417,8 +1417,9 @@ Instruction *InstCombiner::visitExtractValueInst(ExtractValueInst &EV) { static bool TryToSinkInstruction(Instruction *I, BasicBlock *DestBlock) { assert(I->hasOneUse() && "Invariants didn't hold!"); - // Cannot move control-flow-involving, volatile loads, vaarg, etc. - if (isa<PHINode>(I) || I->mayHaveSideEffects() || isa<TerminatorInst>(I)) + // Cannot move control-flow-involving, volatile loads, vaarg, landingpad, etc. + if (isa<PHINode>(I) || isa<LandingPadInst>(I) || I->mayHaveSideEffects() || + isa<TerminatorInst>(I)) return false; // Do not sink alloca instructions out of the entry block. |