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Diffstat (limited to 'contrib/llvm/utils/TableGen/CodeGenDAGPatterns.cpp')
-rw-r--r--contrib/llvm/utils/TableGen/CodeGenDAGPatterns.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/contrib/llvm/utils/TableGen/CodeGenDAGPatterns.cpp b/contrib/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
index 972eb9cd3403..ef2cb4208eae 100644
--- a/contrib/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
+++ b/contrib/llvm/utils/TableGen/CodeGenDAGPatterns.cpp
@@ -2828,7 +2828,8 @@ public:
if (IntInfo->ModRef & CodeGenIntrinsic::MR_Mod)
mayStore = true;// Intrinsics that can write to memory are 'mayStore'.
- if (IntInfo->ModRef >= CodeGenIntrinsic::ReadWriteMem)
+ if (IntInfo->ModRef >= CodeGenIntrinsic::ReadWriteMem ||
+ IntInfo->hasSideEffects)
// ReadWriteMem intrinsics can have other strange effects.
hasSideEffects = true;
}