c/3660: powerpc, variadic function, option -mstring --> ICE

[past-in at in dot stud dot tu-ilmenau dot de]

>Number:         3660
>Category:       c
>Synopsis:       powerpc, variadic function, option -mstring --> ICE
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          ice-on-legal-code
>Submitter-Id:   net
>Arrival-Date:   Thu Jul 12 06:56:01 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     Paul Stoeber
>Release:        3.1 20010710 (experimental)
>Organization:
>Environment:
System: Linux tulgey 2.4.7-pre5 #1 Wed Jul 11 17:40:29 UTC 2001 ppc unknown
Architecture: ppc

host: powerpc-unknown-linux-gnu
build: powerpc-unknown-linux-gnu
target: powerpc-unknown-linux-gnu
configured with: ../gcc/configure --prefix=/home/wtq/gcc-inst --enable-languages=c : (reconfigured) 
>Description:
---- Source file foo.c: ---------------------------------------------
void foo(int x, ...)
{
}

---- Command line: --------------------------------------------------
/home/wtq/gcc-inst/bin/gcc -v -mstring -c foo.c

---- Standard error: ------------------------------------------------
Reading specs from /home/wtq/gcc-inst/lib/gcc-lib/powerpc-unknown-linux-gnu/3.1/specs
Configured with: ../gcc/configure --prefix=/home/wtq/gcc-inst --enable-languages=c : (reconfigured) 
Thread model: single
gcc version 3.1 20010710 (experimental)
 /home/wtq/gcc-inst/lib/gcc-lib/powerpc-unknown-linux-gnu/3.1/cc1 -lang-c -v -D__GNUC__=3 -D__GNUC_MINOR__=1 -D__GNUC_PATCHLEVEL__=0 -DPPC -D__ELF__ -Dpowerpc -D__PPC__ -D__ELF__ -D__powerpc__ -D__PPC -D__powerpc -Acpu=powerpc -Amachine=powerpc -D__CHAR_UNSIGNED__ -D__NO_INLINE__ -D__STDC_HOSTED__=1 -D_CALL_SYSV -D_BIG_ENDIAN -D__BIG_ENDIAN__ -Amachine=bigendian -D_ARCH_PPC -D__unix__ -D__linux__ -Dunix -D__unix -Dlinux -D__linux -Asystem=unix -Asystem=posix foo.c -quiet -dumpbase foo.c -mstring -version -o /tmp/ccEunB5q.s
GNU CPP version 3.1 20010710 (experimental) (cpplib) (PowerPC GNU/Linux)
GNU C version 3.1 20010710 (experimental) (powerpc-unknown-linux-gnu)
	compiled by GNU C version 2.95.2 20000220 (Debian GNU/Linux).
ignoring nonexistent directory "/home/wtq/gcc-inst/powerpc-unknown-linux-gnu/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/local/include
 /home/wtq/gcc-inst/lib/gcc-lib/powerpc-unknown-linux-gnu/3.1/include
 /usr/include
End of search list.
foo.c: In function `foo':
foo.c:3: Unrecognizable insn:
(insn 7 6 8 (parallel[ 
            (set (mem:BLK (reg/f:SI 82) 0)
                (reg:SI 4 r4))
            (clobber (scratch:SI))
            (set (mem:SI (plus:SI (reg/f:SI 82)
                        (const_int 4 [0x4])) 0)
                (reg:SI 5 r5))
            (set (mem:SI (plus:SI (reg/f:SI 82)
                        (const_int 8 [0x8])) 0)
                (reg:SI 6 r6))
            (set (mem:SI (plus:SI (reg/f:SI 82)
                        (const_int 12 [0xc])) 0)
                (reg:SI 7 r7))
            (set (mem:SI (plus:SI (reg/f:SI 82)
                        (const_int 16 [0x10])) 0)
                (reg:SI 8 r8))
            (set (mem:SI (plus:SI (reg/f:SI 82)
                        (const_int 20 [0x14])) 0)
                (reg:SI 9 r9))
            (set (mem:SI (plus:SI (reg/f:SI 82)
                        (const_int 24 [0x18])) 0)
                (reg:SI 10 r10))
        ] ) -1 (nil)
    (expr_list:REG_DEAD (reg:SI 10 r10)
        (expr_list:REG_DEAD (reg:SI 9 r9)
            (expr_list:REG_DEAD (reg:SI 8 r8)
                (expr_list:REG_DEAD (reg:SI 7 r7)
                    (expr_list:REG_DEAD (reg:SI 6 r6)
                        (expr_list:REG_DEAD (reg:SI 5 r5)
                            (expr_list:REG_DEAD (reg:SI 4 r4)
                                (expr_list:REG_DEAD (reg/f:SI 82)
                                    (expr_list:REG_UNUSED (scratch:SI)
                                        (nil)))))))))))
foo.c:3: Internal compiler error in extract_insn, at recog.c:2123
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://www.gnu.org/software/gcc/bugs.html> for instructions.

>How-To-Repeat:
	
>Fix:
	
>Release-Note:
>Audit-Trail:
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