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-rw-r--r--generic/tclInt.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/generic/tclInt.h b/generic/tclInt.h
index e1ce6d5..cca9938 100644
--- a/generic/tclInt.h
+++ b/generic/tclInt.h
@@ -693,13 +693,17 @@ typedef struct VarInHash {
#define TclSetVarNamespaceVar(varPtr) \
if (!TclIsVarNamespaceVar(varPtr)) {\
(varPtr)->flags |= VAR_NAMESPACE_VAR;\
- ((VarInHash *)(varPtr))->refCount++;\
+ if (TclIsVarInHash(varPtr)) {\
+ ((VarInHash *)(varPtr))->refCount++;\
+ }\
}
#define TclClearVarNamespaceVar(varPtr) \
if (TclIsVarNamespaceVar(varPtr)) {\
(varPtr)->flags &= ~VAR_NAMESPACE_VAR;\
- ((VarInHash *)(varPtr))->refCount--;\
+ if (TclIsVarInHash(varPtr)) {\
+ ((VarInHash *)(varPtr))->refCount--;\
+ }\
}
/*