Segmentation fault at malloc.c:4232
jonesc at hep.phy.cam.ac.uk
Fri Feb 29 14:21:22 UTC 2008
hanpingtian at gmail.com wrote:
> I have written a program and it failed with "Segmentation fault". With
> gdb, it seems that there is something wrong in the malloc.c:
> gdb) set args src.txt
> (gdb) r
> Starting program: /home/hpt/test/c/algorithms_in_c/4.17/compiler src.txt
> Program received signal SIGSEGV, Segmentation fault.
> _int_malloc (av=0x996120, bytes=14) at malloc.c:4232
> 4232 bck->fd = unsorted_chunks(av);
> (gdb) where
> #0 _int_malloc (av=0x996120, bytes=14) at malloc.c:4232
> #1 0x008abb7b in __libc_malloc (bytes=14) at malloc.c:3553
> #2 0x080486c1 in STACKinit (maxN=14) at STACK.c:8
> #3 0x08048565 in main (argc=1, argv=0x0) at compiler.c:16
> Is this a bug?
Yes, but almost certainly in your code not malloc.c .... What exactly do
you have in compiler.c, particularly at line 16 ?
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