[Bug c/41889] New: ICE from '-O2 -fno-omit-frame-pointer -ftracer -fsched2-use-superblocks'

[b3timmons at speedymail dot org]

gcc -B. -r -nostdlib dispatch.i -v -Wall -Wextra -O2 -fno-omit-frame-pointer
-ftracer -fsched2-use-superblocks
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 20091028 (experimental) (GCC) 
COLLECT_GCC_OPTIONS='-B.' '-r' '-nostdlib' '-v' '-Wall' '-Wextra' '-O2'
'-fno-omit-frame-pointer' '-ftracer' '-fsched2-use-superblocks'
'-mtune=generic'
 /usr/local/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/cc1 -fpreprocessed
dispatch.i -quiet -dumpbase dispatch.i -mtune=generic -auxbase dispatch -O2
-Wall -Wextra -version -fno-omit-frame-pointer -ftracer
-fsched2-use-superblocks -o /tmp/ccOZuA2d.s
GNU C (GCC) version 4.5.0 20091028 (experimental) (x86_64-unknown-linux-gnu)
        compiled by GNU C version 4.5.0 20091028 (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 20091028 (experimental) (x86_64-unknown-linux-gnu)
        compiled by GNU C version 4.5.0 20091028 (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: c30658ecf2032071e4fe041bf17f02de
dispatch.c: In function ‘ProcBadRequest’:
dispatch.c:548:26: warning: unused parameter ‘client’
dispatch.c: In function ‘dixDestroyPixmap’:
dispatch.c:1499:37: warning: unused parameter ‘pid’
dispatch.c: In function ‘ProcCreateGC’:
dispatch.c:1607:13: warning: comparison between signed and unsigned integer
expressions
dispatch.c: In function ‘ProcChangeGC’:
dispatch.c:1632:13: warning: comparison between signed and unsigned integer
expressions
dispatch.c: In function ‘ProcSetFontPath’:
dispatch.c:3446:29: warning: comparison between signed and unsigned integer
expressions
dispatch.c: In function ‘InitSelections’:
dispatch.c:259:1: internal compiler error: in dwarf2out_frame_debug_adjust_cfa,
at dwarf2out.c:1859


-- 
           Summary: ICE from '-O2 -fno-omit-frame-pointer -ftracer -fsched2-
                    use-superblocks'
           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=41889