Stack cleanup works now even in the most evil expansion cases.

1 files changed, 7 insertions, 0 deletions

diff --git a/generic/tclCompile.h b/generic/tclCompile.h
index 75de025..15b5477 100644
--- a/generic/tclCompile.h
+++ b/generic/tclCompile.h
@@ -120,6 +120,11 @@ typedef struct ExceptionAux {
 				 * we can't currently discard them except by
 				 * doing INST_INVOKE_EXPANDED; this is a known
 				 * problem. */
+    int expandTargetDepth;	/* The stack depth expected at the outermost
+				 * expansion within the loop. Not meaningful
+				 * if there have are no open expansions
+				 * between the looping level and the point of
+				 * jump issue. */
     int numBreakTargets;	/* The number of [break]s that want to be
 				 * targeted to the place where this loop
 				 * exception will be bound to. */
@@ -987,6 +992,8 @@ MODULE_SCOPE ByteCode *	TclCompileObj(Tcl_Interp *interp, Tcl_Obj *objPtr,
  */
 
 MODULE_SCOPE void	TclCleanupByteCode(ByteCode *codePtr);
+MODULE_SCOPE void	TclCleanupStackForBreakContinue(CompileEnv *envPtr,
+			    ExceptionAux *auxPtr);
 MODULE_SCOPE void	TclCompileCmdWord(Tcl_Interp *interp,
 			    Tcl_Token *tokenPtr, int count,
 			    CompileEnv *envPtr);