[Bug c/53701] New: ICE on ia64 (when building Allegro 4.4)

[tobias.han at gmx dot de]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53701

             Bug #: 53701
           Summary: ICE on ia64 (when building Allegro 4.4)
    Classification: Unclassified
           Product: gcc
           Version: 4.6.3
               URL: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=67214
                    2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: tobias.han@gmx.de
              Host: ia64
            Target: ia64


Created attachment 27636
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27636
preprocessed source

We encounter an ICE on ia64 when building Allegro 4.4 on Debian unstable with
gcc-4.6 4.6.3-6. It builds fine on all other architectures. Here is the command
line and output, the preprocessed source is attached.

| [  1%] Building C object CMakeFiles/allegro.dir/src/c/cgfx15.c.o
| /usr/bin/gcc  -Dallegro_EXPORTS -g -O2 -Wformat -Werror=format-security  -W
-Wall -Wno-unused-parameter -Wdeclaration-after-statement -O3 -DNDEBUG -fPIC
-I/home/kibi/allegro4.4-4.4.2/include
-I/home/kibi/allegro4.4-4.4.2/build/include -isystem /usr/include/alsa   
-DALLEGRO_SRC -DALLEGRO_MODULES_PATH='"/usr/lib/ia64-linux-gnu/allegro/4.4.2"'
-o CMakeFiles/allegro.dir/src/c/cgfx15.c.o   -c
/home/kibi/allegro4.4-4.4.2/src/c/cgfx15.c
| In file included from /home/kibi/allegro4.4-4.4.2/src/c/cgfx15.c:25:0:
| /home/kibi/allegro4.4-4.4.2/src/c/cgfx.h: In function '_linear_hline15':
| /home/kibi/allegro4.4-4.4.2/src/c/cgfx.h:217:1: internal compiler error: in
find_used_regs, at sel-sched.c:3273
| Please submit a full bug report,
| with preprocessed source if appropriate.
| See <file:///usr/share/doc/gcc-4.6/README.Bugs> for instructions.
| Preprocessed source stored into /tmp/ccFa4uiC.out file, please attach this to
your bugreport.