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-rw-r--r--lib/Transforms/Scalar/Reassociate.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/Reassociate.cpp b/lib/Transforms/Scalar/Reassociate.cpp
index ffcf97c62e..09687d8909 100644
--- a/lib/Transforms/Scalar/Reassociate.cpp
+++ b/lib/Transforms/Scalar/Reassociate.cpp
@@ -543,6 +543,7 @@ static bool LinearizeExprTree(BinaryOperator *I,
// Update the number of paths to the leaf.
IncorporateWeight(It->second, Weight, Opcode);
+#if 0 // TODO: Re-enable once PR13021 is fixed.
// The leaf already has one use from inside the expression. As we want
// exactly one such use, drop this new use of the leaf.
assert(!Op->hasOneUse() && "Only one use, but we got here twice!");
@@ -559,6 +560,7 @@ static bool LinearizeExprTree(BinaryOperator *I,
Leaves.erase(It);
continue;
}
+#endif
// If we still have uses that are not accounted for by the expression
// then it is not safe to modify the value.