Changes in directory llvm/include/llvm:
Constants.h updated: 1.129 -> 1.130
---
Log message:
Make ConstantInt::getTrue/getFalse be llvm_shutdown safe.
---
Diffs of the changes: (+8 -6)
Constants.h | 14 ++++++++------
1 files changed, 8 insertions(+), 6 deletions(-)
Index: llvm/include/llvm/Constants.h
diff -u llvm/include/llvm/Constants.h:1.129 llvm/include/llvm/Constants.h:1.130
--- llvm/include/llvm/Constants.h:1.129 Mon Feb 19 23:55:46 2007
+++ llvm/include/llvm/Constants.h Tue Feb 20 00:11:36 2007
@@ -40,6 +40,7 @@
/// represents both boolean and integral constants.
/// @brief Class for constant integers.
class ConstantInt : public Constant {
+ static ConstantInt *TheTrueVal, *TheFalseVal;
protected:
uint64_t Val;
protected:
@@ -73,14 +74,12 @@
/// getTrue/getFalse - Return the singleton true/false values.
static inline ConstantInt *getTrue() {
- static ConstantInt *T = 0;
- if (T) return T;
- return T = new ConstantInt(Type::Int1Ty, 1);
+ if (TheTrueVal) return TheTrueVal;
+ return CreateTrueFalseVals(true);
}
static inline ConstantInt *getFalse() {
- static ConstantInt *F = 0;
- if (F) return F;
- return F = new ConstantInt(Type::Int1Ty, 0);
+ if (TheFalseVal) return TheFalseVal;
+ return CreateTrueFalseVals(false);
}
/// Return a ConstantInt with the specified value for the specified type. The
@@ -165,6 +164,9 @@
static bool classof(const Value *V) {
return V->getValueType() == ConstantIntVal;
}
+ static void ResetTrueFalse() { TheTrueVal = TheFalseVal = 0; }
+private:
+ static ConstantInt *CreateTrueFalseVals(bool WhichOne);
};
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