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-rw-r--r--llvm/lib/Analysis/InstructionPrecedenceTracking.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/InstructionPrecedenceTracking.cpp b/llvm/lib/Analysis/InstructionPrecedenceTracking.cpp
index 0afce7ebbd3..35190ce3e11 100644
--- a/llvm/lib/Analysis/InstructionPrecedenceTracking.cpp
+++ b/llvm/lib/Analysis/InstructionPrecedenceTracking.cpp
@@ -19,6 +19,7 @@
#include "llvm/Analysis/InstructionPrecedenceTracking.h"
#include "llvm/Analysis/ValueTracking.h"
+#include "llvm/IR/PatternMatch.h"
using namespace llvm;
@@ -152,5 +153,8 @@ bool ImplicitControlFlowTracking::isSpecialInstruction(
bool MemoryWriteTracking::isSpecialInstruction(
const Instruction *Insn) const {
+ using namespace PatternMatch;
+ if (match(Insn, m_Intrinsic<Intrinsic::experimental_widenable_condition>()))
+ return false;
return Insn->mayWriteToMemory();
}
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