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[Bug bootstrap/32764] [4.3 regression] : Failed to bootstrap on Linux/ia64
- From: "hjl at lucon dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 14 Jul 2007 04:57:22 -0000
- Subject: [Bug bootstrap/32764] [4.3 regression] : Failed to bootstrap on Linux/ia64
- References: <bug-32764-682@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #3 from hjl at lucon dot org 2007-07-14 04:57 -------
(In reply to comment #2)
> This one
>
> --- gcc/var-tracking.c.bad 2007-07-13 19:38:08.000000000 -0700
> +++ gcc/var-tracking.c 2007-07-13 20:24:27.000000000 -0700
> @@ -1824,6 +1824,9 @@ find_src_status (dataflow_set *in, rtx l
> src = SET_SRC (XVECEXP (PATTERN (insn), 0, i));
> }
>
> + if (!src)
> + return status;
> +
> if (REG_P (src))
> decl = var_debug_decl (REG_EXPR (src));
> else if (MEM_P (src))
> @@ -1862,6 +1865,9 @@ find_src_set_src (dataflow_set *set, rtx
> src = SET_SRC (XVECEXP (PATTERN (insn), 0, i));
> }
>
> + if (!src)
> + return set_src;
> +
> if (REG_P (src))
> decl = var_debug_decl (REG_EXPR (src));
> else if (MEM_P (src))
>
> passes the stage 1.
>
It works for me on Linux/ia32, Linux/Intel64 and Linux/ia64.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32764