[Bug tree-optimization/34147] internal compiler error: in set_iv, at tree-ssa-loop-ivopts.c:936

[ubizjak at gmail dot com]

------- Comment #9 from ubizjak at gmail dot com  2007-11-21 11:15 -------
(In reply to comment #8)
> Thanks.
> The complie flag in the Makefile of Busybox is "/opt/arm/bin/arm-linux-gcc
> -I/home/mahua/opt/test/busybox-1.1.3/include
> -I/home/mahua/opt/test/busybox-1.1.3/include
> -I/home/mahua/opt/test/busybox-1.1.3/libbb -funsigned-char  -Wall
> -Wstrict-prototypes -Wshadow -Os -funit-at-a-time -fstrict-aliasing
> -fomit-frame-pointer -D_GNU_SOURCE -DNDEBUG  -Wl,--warn-common
> -Wl,--sort-common  -Wl,--start-group -Wl,--end-group",
> I guess it is also the compile flag for file editor/vi.c.

Hm, the testcase compiles OK for me using '~/arm-gcc-4.1/gcc/cc1
-funsigned-char -Os -funit-at-a-time -fstrict-aliasing pr34147.i' and

gcc version 4.1.3 20070620 (prerelease), Target: arm-elf

So the bug is not triggered by these flags. Perhaps the bug is already fixed in
current SVN branch.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34147