------- Comment #16 from dominiq at lps dot ens dot fr 2010-04-27 15:24 -------
> Thanks. Could you attach those object files (ignoring ifcvt.o since it
> obviously changes due to the source change)?
>
> Even better would be if you could produce assembly output by finding the
> command that produced the outputs and adding -S etc. Please also add "-v" to
> the compiler so that we can see the exact options that are passed to cc1 (as I
> mentioned, I'm unable to reproduce codegen differences, and my set of
> testcases
> includes .i from recent gcc sources, so I'm wondering if there are any
> machine-specific options I need to pass).
I'll attach the (omega|real).(i|s) files got with
[karma] darwin_buildw/prev-gcc% /opt/gcc/darwin_buildw/./stage1-gcc/xgcc
-B/opt/gcc/darwin_buildw/./stage1-gcc/
-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/
-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/
-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/lib/ -isystem
/opt/gcc/gcc4.6w/powerpc-apple-darwin9/include -isystem
/opt/gcc/gcc4.6w/powerpc-apple-darwin9/sys-include -c -g -O2 -mdynamic-no-pic
-gtoggle -DIN_GCC -W -Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes
-Wmissing-prototypes -Wmissing-format-attribute -pedantic -Wno-long-long
-Wno-variadic-macros -Wno-overlength-strings -Werror -Wold-style-definition
-Wc++-compat -fno-common -DHAVE_CONFIG_H -I. -I. -I../../gcc-4.6-work/gcc
-I../../gcc-4.6-work/gcc/. -I../../gcc-4.6-work/gcc/../include
-I../../gcc-4.6-work/gcc/../libcpp/include -I/sw/include -I/sw/include
-I../../gcc-4.6-work/gcc/../libdecnumber
-I../../gcc-4.6-work/gcc/../libdecnumber/dpd -I../libdecnumber -I/sw/include
-I/sw/include -DCLOOG_PPL_BACKEND ../../gcc-4.6-work/gcc/omega.c -v -save-temps
Reading specs from /opt/gcc/darwin_buildw/./stage1-gcc/specs
COLLECT_GCC=/opt/gcc/darwin_buildw/stage1-gcc/xgcc
COLLECT_LTO_WRAPPER=/opt/gcc/darwin_buildw/./stage1-gcc/lto-wrapper
Target: powerpc-apple-darwin9
Configured with: ../gcc-4.6-work/configure --prefix=/opt/gcc/gcc4.6w
--mandir=/opt/gcc/gcc4.6w/share/man --infodir=/opt/gcc/gcc4.6w/share/info
--build=powerpc-apple-darwin9 --enable-languages=c,fortran --with-gmp=/sw
--with-libiconv-prefix=/usr --with-system-zlib --x-includes=/usr/X11R6/include
--x-libraries=/usr/X11R6/lib --with-cloog=/sw --with-ppl=/sw --with-mpc=/sw
Thread model: posix
gcc version 4.6.0 20100422 (experimental) [trunk revision 158639-43p2] (GCC)
COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.5.8'
'-B/opt/gcc/darwin_buildw/./stage1-gcc/'
'-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/'
'-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/'
'-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/lib/' '-isystem'
'/opt/gcc/gcc4.6w/powerpc-apple-darwin9/include' '-isystem'
'/opt/gcc/gcc4.6w/powerpc-apple-darwin9/sys-include' '-c' '-g' '-O2'
'-mdynamic-no-pic' '-gtoggle' '-DIN_GCC' '-W' '-Wall' '-Wwrite-strings'
'-Wcast-qual' '-Wstrict-prototypes' '-Wmissing-prototypes'
'-Wmissing-format-attribute' '-pedantic' '-Wno-long-long'
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'-Wold-style-definition' '-Wc++-compat' '-fno-common' '-DHAVE_CONFIG_H' '-I.'
'-I.' '-I../../gcc-4.6-work/gcc' '-I../../gcc-4.6-work/gcc/.'
'-I../../gcc-4.6-work/gcc/../include'
'-I../../gcc-4.6-work/gcc/../libcpp/include' '-I/sw/include' '-I/sw/include'
'-I../../gcc-4.6-work/gcc/../libdecnumber'
'-I../../gcc-4.6-work/gcc/../libdecnumber/dpd' '-I../libdecnumber'
'-I/sw/include' '-I/sw/include' '-DCLOOG_PPL_BACKEND' '-v' '-save-temps'
/opt/gcc/darwin_buildw/./stage1-gcc/cc1 -E -quiet -v -I. -I.
-I../../gcc-4.6-work/gcc -I../../gcc-4.6-work/gcc/.
-I../../gcc-4.6-work/gcc/../include -I../../gcc-4.6-work/gcc/../libcpp/include
-I/sw/include -I/sw/include -I../../gcc-4.6-work/gcc/../libdecnumber
-I../../gcc-4.6-work/gcc/../libdecnumber/dpd -I../libdecnumber -I/sw/include
-I/sw/include -iprefix
/opt/gcc/darwin_buildw/stage1-gcc/../lib/gcc/powerpc-apple-darwin9/4.6.0/
-isystem /opt/gcc/darwin_buildw/./stage1-gcc/include -isystem
/opt/gcc/darwin_buildw/./stage1-gcc/include-fixed -D__DYNAMIC__ -DIN_GCC
-DHAVE_CONFIG_H -DCLOOG_PPL_BACKEND -isystem
/opt/gcc/gcc4.6w/powerpc-apple-darwin9/include -isystem
/opt/gcc/gcc4.6w/powerpc-apple-darwin9/sys-include
../../gcc-4.6-work/gcc/omega.c -feliminate-unused-debug-symbols
-mmacosx-version-min=10.5.8 -mdynamic-no-pic -W -Wall -Wwrite-strings
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-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror
-Wold-style-definition -Wc++-compat -fno-common -g -gtoggle -fworking-directory
-O2 -fpch-preprocess -o omega.i
ignoring nonexistent directory "/opt/gcc/gcc4.6w/powerpc-apple-darwin9/include"
ignoring nonexistent directory
"/opt/gcc/gcc4.6w/powerpc-apple-darwin9/sys-include"
ignoring nonexistent directory
"/opt/gcc/darwin_buildw/stage1-gcc/../lib/gcc/powerpc-apple-darwin9/4.6.0/include"
ignoring nonexistent directory
"/opt/gcc/darwin_buildw/stage1-gcc/../lib/gcc/powerpc-apple-darwin9/4.6.0/include-fixed"
ignoring nonexistent directory
"/opt/gcc/darwin_buildw/stage1-gcc/../lib/gcc/powerpc-apple-darwin9/4.6.0/../../../../powerpc-apple-darwin9/include"
ignoring nonexistent directory
"/opt/gcc/darwin_buildw/stage1-gcc/../lib/gcc/../../include"
ignoring nonexistent directory
"/opt/gcc/darwin_buildw/stage1-gcc/../lib/gcc/../../lib/gcc/powerpc-apple-darwin9/4.6.0/include"
ignoring nonexistent directory
"/opt/gcc/darwin_buildw/stage1-gcc/../lib/gcc/../../lib/gcc/powerpc-apple-darwin9/4.6.0/include-fixed"
ignoring nonexistent directory
"/opt/gcc/darwin_buildw/stage1-gcc/../lib/gcc/../../lib/gcc/powerpc-apple-darwin9/4.6.0/../../../../powerpc-apple-darwin9/include"
ignoring duplicate directory "."
ignoring duplicate directory "../../gcc-4.6-work/gcc/."
ignoring duplicate directory "/sw/include"
ignoring duplicate directory "/sw/include"
ignoring duplicate directory "/sw/include"
#include "..." search starts here:
#include <...> search starts here:
.
../../gcc-4.6-work/gcc
../../gcc-4.6-work/gcc/../include
../../gcc-4.6-work/gcc/../libcpp/include
/sw/include
../../gcc-4.6-work/gcc/../libdecnumber
../../gcc-4.6-work/gcc/../libdecnumber/dpd
../libdecnumber
/opt/gcc/darwin_buildw/./stage1-gcc/include
/opt/gcc/darwin_buildw/./stage1-gcc/include-fixed
/usr/local/include
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/System/Library/Frameworks
/Library/Frameworks
End of search list.
COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.5.8'
'-B/opt/gcc/darwin_buildw/./stage1-gcc/'
'-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/'
'-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/'
'-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/lib/' '-isystem'
'/opt/gcc/gcc4.6w/powerpc-apple-darwin9/include' '-isystem'
'/opt/gcc/gcc4.6w/powerpc-apple-darwin9/sys-include' '-c' '-g' '-O2'
'-mdynamic-no-pic' '-gtoggle' '-DIN_GCC' '-W' '-Wall' '-Wwrite-strings'
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'-I../../gcc-4.6-work/gcc/../libdecnumber'
'-I../../gcc-4.6-work/gcc/../libdecnumber/dpd' '-I../libdecnumber'
'-I/sw/include' '-I/sw/include' '-DCLOOG_PPL_BACKEND' '-v' '-save-temps'
/opt/gcc/darwin_buildw/./stage1-gcc/cc1 -fpreprocessed omega.i
-feliminate-unused-debug-symbols -quiet -dumpbase omega.c
-mmacosx-version-min=10.5.8 -mdynamic-no-pic -auxbase omega -g -gtoggle -O2 -W
-Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes
-Wmissing-format-attribute -pedantic -Wno-long-long -Wno-variadic-macros
-Wno-overlength-strings -Werror -Wold-style-definition -Wc++-compat -version
-fno-common -o omega.s
GNU C (GCC) version 4.6.0 20100422 (experimental) [trunk revision 158639-43p2]
(powerpc-apple-darwin9)
compiled by GNU C version 4.0.1 (Apple Inc. build 5493), GMP version
4.3.1, MPFR version 2.4.1, MPC version 0.8
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
GNU C (GCC) version 4.6.0 20100422 (experimental) [trunk revision 158639-43p2]
(powerpc-apple-darwin9)
compiled by GNU C version 4.0.1 (Apple Inc. build 5493), GMP version
4.3.1, MPFR version 2.4.1, MPC version 0.8
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
Compiler executable checksum: d260e59208daba2b203088d177c09c7d
COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.5.8'
'-B/opt/gcc/darwin_buildw/./stage1-gcc/'
'-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/'
'-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/'
'-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/lib/' '-isystem'
'/opt/gcc/gcc4.6w/powerpc-apple-darwin9/include' '-isystem'
'/opt/gcc/gcc4.6w/powerpc-apple-darwin9/sys-include' '-c' '-g' '-O2'
'-mdynamic-no-pic' '-gtoggle' '-DIN_GCC' '-W' '-Wall' '-Wwrite-strings'
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'-I/sw/include' '-I/sw/include' '-DCLOOG_PPL_BACKEND' '-v' '-save-temps'
/opt/gcc/darwin_buildw/./stage1-gcc/as -arch ppc -o omega.o omega.s
COMPILER_PATH=/opt/gcc/darwin_buildw/./stage1-gcc/
LIBRARY_PATH=/opt/gcc/darwin_buildw/./stage1-gcc/:/usr/lib/
COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.5.8'
'-B/opt/gcc/darwin_buildw/./stage1-gcc/'
'-B/opt/gcc/gcc4.6w/powerpc-apple-darwin9/bin/'
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'/opt/gcc/gcc4.6w/powerpc-apple-darwin9/include' '-isystem'
'/opt/gcc/gcc4.6w/powerpc-apple-darwin9/sys-include' '-c' '-g' '-O2'
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--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43858
