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-rw-r--r--llvm/lib/Transforms/Scalar/GVNPRE.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/GVNPRE.cpp b/llvm/lib/Transforms/Scalar/GVNPRE.cpp
index b3d2fe2d5af..b164873763a 100644
--- a/llvm/lib/Transforms/Scalar/GVNPRE.cpp
+++ b/llvm/lib/Transforms/Scalar/GVNPRE.cpp
@@ -70,7 +70,7 @@ struct Expression {
SmallVector<uint32_t, 4> varargs;
Expression() { }
- Expression(ExpressionOpcode o) : opcode(o) { }
+ explicit Expression(ExpressionOpcode o) : opcode(o) { }
bool operator==(const Expression &other) const {
if (opcode != other.opcode)
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