Let local variables declared from within macro's always start with underscore, this fixes some gcc warnings with -Wshadow.

2 files changed, 41 insertions, 41 deletions

diff --git a/generic/tclCompile.h b/generic/tclCompile.h
index e5d026c..c04fc0e 100644
--- a/generic/tclCompile.h
+++ b/generic/tclCompile.h
@@ -1261,10 +1261,10 @@ MODULE_SCOPE int	TclPushProcCallFrame(ClientData clientData,
 
 #define TclCheckStackDepth(depth, envPtr)				\
     do {								\
-	int dd = (depth);						\
-	if (dd != (envPtr)->currStackDepth) {				\
+	int _dd = (depth);						\
+	if (_dd != (envPtr)->currStackDepth) {				\
 	    Tcl_Panic("bad stack depth computations: is %i, should be %i", \
-		    (envPtr)->currStackDepth, dd);		\
+		    (envPtr)->currStackDepth, _dd);		\
 	}								\
     } while (0)
 
@@ -1280,12 +1280,12 @@ MODULE_SCOPE int	TclPushProcCallFrame(ClientData clientData,
 
 #define TclUpdateStackReqs(op, i, envPtr) \
     do {							\
-	int delta = tclInstructionTable[(op)].stackEffect;	\
-	if (delta) {						\
-	    if (delta == INT_MIN) {				\
-		delta = 1 - (i);				\
+	int _delta = tclInstructionTable[(op)].stackEffect;	\
+	if (_delta) {						\
+	    if (_delta == INT_MIN) {				\
+		_delta = 1 - (i);				\
 	    }							\
-	    TclAdjustStackDepth(delta, envPtr);			\
+	    TclAdjustStackDepth(_delta, envPtr);			\
 	}							\
     } while (0)
 
@@ -1399,11 +1399,11 @@ MODULE_SCOPE int	TclPushProcCallFrame(ClientData clientData,
 
 #define TclEmitPush(objIndex, envPtr) \
     do {							 \
-	register int objIndexCopy = (objIndex);			 \
-	if (objIndexCopy <= 255) {				 \
-	    TclEmitInstInt1(INST_PUSH1, objIndexCopy, (envPtr)); \
+	register int _objIndexCopy = (objIndex);			 \
+	if (_objIndexCopy <= 255) {				 \
+	    TclEmitInstInt1(INST_PUSH1, _objIndexCopy, (envPtr)); \
 	} else {						 \
-	    TclEmitInstInt4(INST_PUSH4, objIndexCopy, (envPtr)); \
+	    TclEmitInstInt4(INST_PUSH4, _objIndexCopy, (envPtr)); \
 	}							 \
     } while (0)
 
diff --git a/generic/tclInt.h b/generic/tclInt.h
index fe4fefd..2938074 100644
--- a/generic/tclInt.h
+++ b/generic/tclInt.h
@@ -4305,13 +4305,13 @@ MODULE_SCOPE void	TclDbInitNewObj(Tcl_Obj *objPtr, const char *file,
 #define TCL_MAX_TOKENS (int)(UINT_MAX / sizeof(Tcl_Token))
 #define TclGrowTokenArray(tokenPtr, used, available, append, staticPtr)	\
     do {								\
-	int needed = (used) + (append);					\
-	if (needed > TCL_MAX_TOKENS) {					\
+	int _needed = (used) + (append);					\
+	if (_needed > TCL_MAX_TOKENS) {					\
 	    Tcl_Panic("max # of tokens for a Tcl parse (%d) exceeded",	\
 		    TCL_MAX_TOKENS);					\
 	}								\
-	if (needed > (available)) {					\
-	    int allocated = 2 * needed;					\
+	if (_needed > (available)) {					\
+	    int allocated = 2 * _needed;					\
 	    Tcl_Token *oldPtr = (tokenPtr);				\
 	    Tcl_Token *newPtr;						\
 	    if (oldPtr == (staticPtr)) {				\
@@ -4323,7 +4323,7 @@ MODULE_SCOPE void	TclDbInitNewObj(Tcl_Obj *objPtr, const char *file,
 	    newPtr = (Tcl_Token *) attemptckrealloc((char *) oldPtr,	\
 		    (unsigned int) (allocated * sizeof(Tcl_Token)));	\
 	    if (newPtr == NULL) {					\
-		allocated = needed + (append) + TCL_MIN_TOKEN_GROWTH;	\
+		allocated = _needed + (append) + TCL_MIN_TOKEN_GROWTH;	\
 		if (allocated > TCL_MAX_TOKENS) {			\
 		    allocated = TCL_MAX_TOKENS;				\
 		}							\
@@ -4375,14 +4375,14 @@ MODULE_SCOPE void	TclDbInitNewObj(Tcl_Obj *objPtr, const char *file,
 
 #define TclNumUtfChars(numChars, bytes, numBytes) \
     do { \
-	int count, i = (numBytes); \
-	unsigned char *str = (unsigned char *) (bytes); \
-	while (i && (*str < 0xC0)) { i--; str++; } \
-	count = (numBytes) - i; \
-	if (i) { \
-	    count += Tcl_NumUtfChars((bytes) + count, i); \
+	int _count, _i = (numBytes); \
+	unsigned char *_str = (unsigned char *) (bytes); \
+	while (_i && (*_str < 0xC0)) { _i--; _str++; } \
+	_count = (numBytes) - _i; \
+	if (_i) { \
+	    _count += Tcl_NumUtfChars((bytes) + _count, _i); \
 	} \
-	(numChars) = count; \
+	(numChars) = _count; \
     } while (0);
 
 /*
@@ -4741,11 +4741,11 @@ MODULE_SCOPE Tcl_PackageInitProc Procbodytest_SafeInit;
 #ifndef TCL_MEM_DEBUG
 #define TclSmallAllocEx(interp, nbytes, memPtr) \
     do {								\
-	Tcl_Obj *objPtr;						\
+	Tcl_Obj *_objPtr;						\
 	TCL_CT_ASSERT((nbytes)<=sizeof(Tcl_Obj));			\
 	TclIncrObjsAllocated();						\
-	TclAllocObjStorageEx((interp), (objPtr));			\
-	memPtr = (ClientData) (objPtr);					\
+	TclAllocObjStorageEx((interp), (_objPtr));			\
+	memPtr = (ClientData) (_objPtr);					\
     } while (0)
 
 #define TclSmallFreeEx(interp, memPtr) \
@@ -4757,19 +4757,19 @@ MODULE_SCOPE Tcl_PackageInitProc Procbodytest_SafeInit;
 #else    /* TCL_MEM_DEBUG */
 #define TclSmallAllocEx(interp, nbytes, memPtr) \
     do {								\
-	Tcl_Obj *objPtr;						\
+	Tcl_Obj *_objPtr;						\
 	TCL_CT_ASSERT((nbytes)<=sizeof(Tcl_Obj));			\
-	TclNewObj(objPtr);						\
-	memPtr = (ClientData) objPtr;					\
+	TclNewObj(_objPtr);						\
+	memPtr = (ClientData) _objPtr;					\
     } while (0)
 
 #define TclSmallFreeEx(interp, memPtr) \
     do {								\
-	Tcl_Obj *objPtr = (Tcl_Obj *) memPtr;				\
+	Tcl_Obj *_objPtr = (Tcl_Obj *) memPtr;				\
 	objPtr->bytes = NULL;						\
 	objPtr->typePtr = NULL;						\
 	objPtr->refCount = 1;						\
-	TclDecrRefCount(objPtr);					\
+	TclDecrRefCount(_objPtr);					\
     } while (0)
 #endif   /* TCL_MEM_DEBUG */
 
@@ -4821,15 +4821,15 @@ typedef struct NRE_callback {
 
 #define TclNRAddCallback(interp,postProcPtr,data0,data1,data2,data3) \
     do {								\
-	NRE_callback *callbackPtr;					\
-	TCLNR_ALLOC((interp), (callbackPtr));				\
-	callbackPtr->procPtr = (postProcPtr);				\
-	callbackPtr->data[0] = (ClientData)(data0);			\
-	callbackPtr->data[1] = (ClientData)(data1);			\
-	callbackPtr->data[2] = (ClientData)(data2);			\
-	callbackPtr->data[3] = (ClientData)(data3);			\
-	callbackPtr->nextPtr = TOP_CB(interp);				\
-	TOP_CB(interp) = callbackPtr;					\
+	NRE_callback *_callbackPtr;					\
+	TCLNR_ALLOC((interp), (_callbackPtr));				\
+	_callbackPtr->procPtr = (postProcPtr);				\
+	_callbackPtr->data[0] = (ClientData)(data0);			\
+	_callbackPtr->data[1] = (ClientData)(data1);			\
+	_callbackPtr->data[2] = (ClientData)(data2);			\
+	_callbackPtr->data[3] = (ClientData)(data3);			\
+	_callbackPtr->nextPtr = TOP_CB(interp);				\
+	TOP_CB(interp) = _callbackPtr;					\
     } while (0)
 
 #if NRE_USE_SMALL_ALLOC