Failure to bootstrap gcc cvs HEAD: calls.c:2215: warning: `old_stack_pointer_delta' might be used uninitialized in this function

[Andreas Tobler]

Christian Joensson wrote:
> I have just tried to bootstrap gcc cvs HEAD (LAST_UPDATED: Sat Apr 19 
> 08:03:47 GMT 2003) on an up to date cygwin system, I get to this point:
> 
> /usr/local/src/gcc-binutils/trunk/gcc-binutils/gcc 
> -I/usr/local/src/gcc-binutils/trunk/gcc-binutils/gcc/. 
> -I/usr/local/src/gcc-binutils/trunk/gcc-binutils/gcc/config 
> -I/usr/local/src/gcc-binutils/trunk/gcc-binutils/gcc/../include 
> /usr/local/src/gcc-binutils/trunk/gcc-binutils/gcc/calls.c -o calls.o
> /usr/local/src/gcc-binutils/trunk/gcc-binutils/gcc/calls.c: In function 
> `expand_call':
> /usr/local/src/gcc-binutils/trunk/gcc-binutils/gcc/calls.c:2215: 
> warning: `old_stack_pointer_delta' might be used uninitialized in this 
> function

This one should help. Though, not sure if correct. At least bootstrap 
completes on my platforms....

Andreas

RCS file: /cvs/gcc/gcc/gcc/calls.c,v
retrieving revision 1.266
diff -u -r1.266 calls.c
--- gcc/calls.c 18 Apr 2003 22:20:55 -0000      1.266
+++ gcc/calls.c 19 Apr 2003 06:01:40 -0000
@@ -2212,7 +2212,7 @@
    /* Some stack pointer alterations we make are performed via
       allocate_dynamic_stack_space. This modifies the stack_pointer_delta,
       which we then also need to save/restore along the way.  */
-  int old_stack_pointer_delta;
+  int old_stack_pointer_delta = 0;