[Bug c/41843] New: segfault using '-O -fipa-struct-reorg -fwhole-program -combine'

[b3timmons at speedymail dot org]

gcc -B. -r -nostdlib shape.i -v -Wall -Wextra -Os -fipa-struct-reorg
-fwhole-program -combine
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/local/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: /home/b3po/build/gcc/gcc/configure --with-mpfr=/usr/local
--with-gmp=/usr/local --with-ppl=/usr/local --with-cloog=/usr/local
--with-mpc=/usr/local --with-libelf=/usr/local --enable-languages=c,c++
--enable-__cxa_atexit --enable-targets=all
Thread model: posix
gcc version 4.5.0 20091026 (experimental) (GCC) 
COLLECT_GCC_OPTIONS='-B.' '-r' '-nostdlib' '-v' '-Wall' '-Wextra' '-Os'
'-fipa-struct-reorg' '-fwhole-program' '-combine' '-mtune=generic'
 /usr/local/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/cc1 -fpreprocessed
shape.i -quiet -dumpbase shape.i -mtune=generic -auxbase shape -Os -Wall
-Wextra -version -fipa-struct-reorg -fwhole-program -o /tmp/cc91rG7J.s
GNU C (GCC) version 4.5.0 20091026 (experimental) (x86_64-unknown-linux-gnu)
        compiled by GNU C version 4.5.0 20091026 (experimental), GMP version
4.3.1, MPFR version 2.4.1, MPC version 0.7
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
GNU C (GCC) version 4.5.0 20091026 (experimental) (x86_64-unknown-linux-gnu)
        compiled by GNU C version 4.5.0 20091026 (experimental), GMP version
4.3.1, MPFR version 2.4.1, MPC version 0.7
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
Compiler executable checksum: 51f39aedff8c196534353c80fb0ba358
shape.c: In function ‘ShapeResetProc’:
shape.c:168:17: warning: unused parameter ‘extEntry’
shape.c: In function ‘ShapeFreeClient’:
shape.c:775:9: warning: unused parameter ‘id’
shape.c: In function ‘ShapeFreeEvents’:
shape.c:804:9: warning: unused parameter ‘id’
shape.c: In function ‘ProcShapeInputSelected’:
shape.c:1335:1: internal compiler error: Segmentation fault


-- 
           Summary: segfault using '-O -fipa-struct-reorg -fwhole-program -
                    combine'
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: b3timmons at speedymail dot org
 GCC build triplet: x86_64-unknown-linux-gnu
  GCC host triplet: x86_64-unknown-linux-gnu
GCC target triplet: x86_64-unknown-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41843