Silence some compiler warnings.

3 files changed, 11 insertions, 0 deletions

diff --git a/generic/tclCkalloc.c b/generic/tclCkalloc.c
index a9d98ec..6de9720 100644
--- a/generic/tclCkalloc.c
+++ b/generic/tclCkalloc.c
@@ -149,6 +149,10 @@ TclInitDbCkalloc()
     if (!ckallocInit) {
 	ckallocInit = 1;
 	ckallocMutexPtr = Tcl_GetAllocMutex();
+#ifndef TCL_THREADS
+	/* Silence compiler warning */
+	(void)ckallocMutexPtr;
+#endif
     }
 }
 
diff --git a/generic/tclExecute.c b/generic/tclExecute.c
index 2a9f8bb..c09b73e 100644
--- a/generic/tclExecute.c
+++ b/generic/tclExecute.c
@@ -5118,6 +5118,9 @@ VerifyExprObjType(interp, objPtr)
 	    long i;
 	    Tcl_WideInt w;
 	    GET_WIDE_OR_INT(result, objPtr, i, w);
+	    /* Quiet cranky old compilers that complain about
+	     * setting i, but not using it. */
+	   (void)i;
 	} else {
 	    double d;
 	    result = Tcl_GetDoubleFromObj((Tcl_Interp *) NULL, objPtr, &d);
diff --git a/generic/tclFileName.c b/generic/tclFileName.c
index 046eaef..bcaadd4 100644
--- a/generic/tclFileName.c
+++ b/generic/tclFileName.c
@@ -1784,13 +1784,17 @@ TclDoGlob(interp, separators, headPtr, tail, types)
     int baseLength, quoted, count;
     int result = TCL_OK;
     char *name, *p, *openBrace, *closeBrace, *firstSpecialChar, savedChar;
+    /*
     char lastChar = 0;
+    */
     
     int length = Tcl_DStringLength(headPtr);
 
+    /*
     if (length > 0) {
 	lastChar = Tcl_DStringValue(headPtr)[length-1];
     }
+    */
 
     /*
      * Consume any leading directory separators, leaving tail pointing