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fmt.c line 95 segfaults


I've compiled g94-verD.4 without errors on an alpha PC164
with egcs-980321.  At runtime:

bob@bob[92] gdb ./g94
GDB is free software and you are welcome to distribute copies of it
 under certain conditions; type "show copying" to see the conditions.
There is absolutely no warranty for GDB; type "show warranty" for
details.
GDB 4.16 (alpha-redhat-linux), Copyright 1996 Free Software Foundation,
Inc...
(gdb) run < tests/com/test000.com
Starting program: /usr/local/src/g94-linux/g94/./g94 <
tests/com/test000.com

Program received signal SIGSEGV, Segmentation fault.
0x12001ce74 in f_s (s=0x0, curloc=0) at fmt.c:95
95              skip(s);

(gdb) bt
#0  f_s (s=0x0, curloc=0) at fmt.c:95
#1  0x12001d7a8 in pars_f (s=0x0) at fmt.c:370
#2  0x120022418 in s_wsfe (a=0x120125c90) at wsfe.c:72
#3  0x120002638 in MAIN__ () at ml0.f:152
#4  0x12001b7ac in main (argc=0, argv=0x0) at main.c:128

.............
/usr/local/src/egcs-980321/libf2c/libI77/fmt.c
............
#ifdef KR_headers
char *f_s(s,curloc) char *s;
#else
char *f_s(char *s, int curloc)
#endif
{
        skip(s);
        if(*s++!='(')
        {
                return(NULL);
        }
.............

Any ideas?

--
Bob Williams, http://bob.usuf2.usuhs.mil/





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