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Re: libgcj/5789: boehm-gc won't build on irix - irix assembler chokes on #indent
- From: Zack Weinberg <zack at codesourcery dot com>
- To: nobody at gcc dot gnu dot org
- Cc: gcc-prs at gcc dot gnu dot org,
- Date: 4 Mar 2002 16:36:02 -0000
- Subject: Re: libgcj/5789: boehm-gc won't build on irix - irix assembler chokes on #indent
- Reply-to: Zack Weinberg <zack at codesourcery dot com>
The following reply was made to PR libgcj/5789; it has been noted by GNATS.
From: Zack Weinberg <zack@codesourcery.com>
To: "Billinghurst, David (CRTS)" <David.Billinghurst@riotinto.com>
Cc: java@gcc.gnu.org, hans_boehm@hp.com, gcc-gnats@gcc.gnu.org,
gcc-bugs@gcc.gnu.org
Subject: Re: libgcj/5789: boehm-gc won't build on irix - irix assembler chokes on #indent
Date: Mon, 4 Mar 2002 08:26:22 -0800
On Sat, Mar 02, 2002 at 09:53:54AM +0800, Billinghurst, David (CRTS) wrote:
> Version: 3.1 and 3.2
> System: mips-sgi-irix6.5
>
> The problem
>
> Error compiling boehm-gc/mips_sgi_mach_dep.S
>
> as: Error: /usr/include/sys/regdef.h, line 17: Expected cpp-generated line number
> as INTERNAL ERROR: /usr/lib32/cmplrs/asm returned non-zero status 1
>
>
> Cause
>
> The Irix header files
> /usr/include/sys/regdef.h
> /usr/include/sgidefs.h
> /usr/include/sys/asm.h
> contain #ident "$Revision: 3.52 $" lines.
>
> The gcc cpp passess these through to the .s file, and the irix
> assembler chokes on them.
Sounds like it's incorrect to emit #ident lines in CPP when we're
processing assembly language. That's not hard -- please try this
patch.
zw
===================================================================
Index: cppmain.c
--- cppmain.c 2002/01/03 21:43:06 1.90
+++ cppmain.c 2002/03/04 16:25:37
@@ -193,8 +193,13 @@ setup_callbacks ()
if (! options->no_output)
{
cb->line_change = cb_line_change;
- cb->ident = cb_ident;
- cb->def_pragma = cb_def_pragma;
+ /* Don't emit #pragma or #ident directives if we are processing
+ assembly language; the assembler may choke on them. */
+ if (options->lang != CLK_ASM)
+ {
+ cb->ident = cb_ident;
+ cb->def_pragma = cb_def_pragma;
+ }
if (! options->no_line_commands)
cb->file_change = cb_file_change;
}