[Bug c/28092] New: ICE while building glibc

["ft01 at webmastery dot com dot au" <gcc-bugzilla at gcc dot gnu dot org>]

The problem occurs with 4.0.3. I haven't tested newer compilers,
but 3.4.6 and 3.3.6 work. Problem can be avoided by reducing -O2 to -O0.

$ m68k-linux-gcc -O2 -c iso-2022-cn-ext.i
In file included from iso-2022-cn-ext.c:654:
../iconv/loop.c: In function 'to_iso2022cn_ext_loop':
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l2' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
../iconv/loop.c: In function 'to_iso2022cn_ext_loop_single':
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l2' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
../iconv/skeleton.c: In function 'gconv':
../iconv/skeleton.c:801: internal compiler error: output_operand: invalid
expression as operand
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.


$ m68k-linux-gcc -O1 -c iso-2022-cn-ext.i
In file included from iso-2022-cn-ext.c:654:
../iconv/loop.c: In function 'to_iso2022cn_ext_loop':
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l2' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
../iconv/loop.c: In function 'to_iso2022cn_ext_loop_single':
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l2' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
In file included from iso-2022-cn-ext.c:658:
../iconv/skeleton.c: In function 'gconv':
../iconv/skeleton.c:801: internal compiler error: output_operand: invalid
expression as operand
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.


$ m68k-linux-gcc -O0 -c iso-2022-cn-ext.i
In file included from iso-2022-cn-ext.c:654:
../iconv/loop.c: In function 'to_iso2022cn_ext_loop':
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l2' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:311: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
../iconv/loop.c: In function 'to_iso2022cn_ext_loop_single':
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l2' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_gb2312' differ in signedness
../iconv/loop.c:414: warning: pointer targets in passing argument 2 of
'ucs4_to_cns11643l1' differ in signedness


$ m68k-linux-gcc -v
Using built-in specs.
Target: m68k-linux
Configured with: ../gcc-core-4.0.3/configure
--prefix=/Volumes/btc-0.11/gcc-4.0.3-binutils-2.17.50.0.2-glibc-2.3.6
--target=m68k-linux
--with-sysroot=/Volumes/btc-0.11/gcc-4.0.3-binutils-2.17.50.0.2-glibc-2.3.6/m68k-linux/sysroot
--enable-altivec --with-newlib --disable-multilib --disable-nls
--enable-threads=posix --enable-symvers=gnu --enable-__cxa_atexit
--enable-languages=c --enable-shared
Thread model: posix
gcc version 4.0.3


-- 
           Summary: ICE while building glibc
           Product: gcc
           Version: 4.0.3
            Status: UNCONFIRMED
          Severity: major
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: ft01 at webmastery dot com dot au
 GCC build triplet: powerpc-apple-darwin8.6.0
  GCC host triplet: powerpc-apple-darwin8.6.0
GCC target triplet: m68k-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28092