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[Bug rtl-optimization/41891] [4.5 Regression] ICE in move_loop_invariants

From: "lucier at math dot purdue dot edu" <gcc-bugzilla at gcc dot gnu dot org>
To: gcc-bugs at gcc dot gnu dot org
Date: 1 Nov 2009 23:55:47 -0000
Subject: [Bug rtl-optimization/41891] [4.5 Regression] ICE in move_loop_invariants
References: <bug-41891-271@http.gcc.gnu.org/bugzilla/>
Reply-to: gcc-bugzilla at gcc dot gnu dot org


------- Comment #3 from lucier at math dot purdue dot edu  2009-11-01 23:55 -------
This one works:

frying-pan:~/programs/gambc-v4_5_2-devel> /pkgs/gcc-mainline/bin/gcc
-march=core2 -msse4 -save-temps -Wno-unused -O1 -fno-math-errno
-fschedule-insns2 -fno-trapping-math -fno-strict-aliasing -fwrapv
-fomit-frame-pointer -fPIC -fno-common -mieee-fp -c -o "_io.o" _io.i
frying-pan:~/programs/gambc-v4_5_2-devel> /pkgs/gcc-mainline/bin/gcc -v        
                                                                               
                                Using built-in specs.
COLLECT_GCC=/pkgs/gcc-mainline/bin/gcc
COLLECT_LTO_WRAPPER=/pkgs/gcc-mainline/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: ../../mainline/configure --prefix=/pkgs/gcc-mainline
--enable-languages=c --enable-checking=release
Thread model: posix
gcc version 4.5.0 20091014 (experimental) [trunk revision 152748] (GCC) 

This one fails:

frying-pan:~/programs/gambc-v4_5_2-devel> /pkgs/gcc-mainline/bin/gcc
-march=core2 -msse4 -save-temps -Wno-unused -O1 -fno-math-errno
-fschedule-insns2 -fno-trapping-math -fno-strict-aliasing -fwrapv
-fomit-frame-pointer -fPIC -fno-common -mieee-fp -c -o "_io.o" _io.i
_io.i: In function â:
_io.i:15174:1: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
frying-pan:~/programs/gambc-v4_5_2-devel> /pkgs/gcc-mainline/bin/gcc -v        
                                                                               
                                Using built-in specs.
COLLECT_GCC=/pkgs/gcc-mainline/bin/gcc
COLLECT_LTO_WRAPPER=/pkgs/gcc-mainline/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: ../../mainline/configure --prefix=/pkgs/gcc-mainline
--enable-languages=c --enable-checking=release
Thread model: posix
gcc version 4.5.0 20091015 (experimental) [trunk revision 152797] (GCC) 


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41891

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