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-rw-r--r--include/llvm/Constant.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/llvm/Constant.h b/include/llvm/Constant.h
index bccd417..3dc5881 100644
--- a/include/llvm/Constant.h
+++ b/include/llvm/Constant.h
@@ -64,6 +64,10 @@ public:
/// getNullValue.
virtual bool isNullValue() const = 0;
+ /// isNegativeZeroValue - Return true if the value is what would be returned
+ /// by getZeroValueForNegation.
+ virtual bool isNegativeZeroValue() const { return isNullValue(); }
+
/// canTrap - Return true if evaluation of this constant could trap. This is
/// true for things like constant expressions that could divide by zero.
bool canTrap() const;