GCC build failure, HEAD@164552 on native

regress regress@apple.com
Thu Sep 23 10:28:00 GMT 2010


With your recent patch, GCC HEAD revision 164552 had problems on:
native: build (about the same as the previous build)
Attached is build output for those targets.
The previous build was of revision 164551.

Log information for changes since the last build:
------------------------------------------------------------------------
r164552 | bernds | 2010-09-23 03:04:33 -0700 (Thu, 23 Sep 2010) | 26 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/Makefile.in
   M /trunk/gcc/basic-block.h
   M /trunk/gcc/cfgcleanup.c
   A /trunk/gcc/config/i386/core2.md
   M /trunk/gcc/df-core.c
   M /trunk/gcc/df-problems.c
   M /trunk/gcc/df.h
   M /trunk/gcc/ifcvt.c
   M /trunk/gcc/testsuite/ChangeLog
   A /trunk/gcc/testsuite/gcc.target/arm/headmerge-1.c
   A /trunk/gcc/testsuite/gcc.target/arm/headmerge-2.c
   A /trunk/gcc/testsuite/gcc.target/i386/headmerge-1.c
   A /trunk/gcc/testsuite/gcc.target/i386/headmerge-2.c

	PR rtl-optimization/44374
	* basic-block.h (enum bb_flags): Add BB_MODIFIED.
	* df-core.c (df_set_bb_dirty): Set it.
	* ifcvt.c (find_memory): Remove function.
	(dead_or_predicable): Use can_move_insns_across.
	* df.h (can_move_insns_across): Declare function.
	* cfgcleanup.c (block_was_dirty): New static variable.
	(try_crossjump_bb, try_forward_edges): Test BB_MODIFIED flag rather
	than df_get_bb_dirty.
	(try_head_merge_bb): New static function.
	(try_optimize_cfg): Call it.  Call df_analyze if block_was_dirty
	is set.
	* df-problems.c: Include "target.h"
	(df_simulate_find_uses): New static function.
	(MEMREF_NORMAL, MEMREF_VOLATILE): New macros.
	(find_memory, find_memory_store): New static functions.
	(can_move_insns_across): New function.
	* Makefile.in (df-problems.o): Update dependencies.

testsuite/
	PR rtl-optimization/44374
	* gcc.target/arm/headmerge-1.c: New test.
	* gcc.target/arm/headmerge-2.c: New test.
	* gcc.target/i386/headmerge-1.c: New test.
	* gcc.target/i386/headmerge-2.c: New test.

------------------------------------------------------------------------

For more information, see <http://gcc.gnu.org/regtest/HEAD/>.

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gcc   -g -fkeep-inline-functions -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 -Wold-style-definition -Wc++-compat -fno-common  -DHAVE_CONFIG_H  gcov-dump.o version.o errors.o \
		../libcpp/libcpp.a ./../intl/libintl.a -liconv  ../libiberty/libiberty.a ../libdecnumber/libdecnumber.a  -o gcov-dump
gcc   -g -fkeep-inline-functions -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 -Wold-style-definition -Wc++-compat -fno-common  -DHAVE_CONFIG_H  -o Tcollect2 \
		collect2.o collect2-aix.o tlink.o intl.o version.o ../libcpp/libcpp.a ./../intl/libintl.a -liconv  ../libiberty/libiberty.a ../libdecnumber/libdecnumber.a  
mv -f Tcollect2 collect2
gcc   -g -fkeep-inline-functions -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 -Wold-style-definition -Wc++-compat -fno-common  -DHAVE_CONFIG_H  -o xgcc gcc.o opts-common.o gcc-options.o diagnostic.o pretty-print.o input.o \
	  gccspec.o intl.o prefix.o version.o driver-rs6000.o darwin-driver.o ../libcpp/libcpp.a ./../intl/libintl.a -liconv  ../libiberty/libiberty.a ../libdecnumber/libdecnumber.a 
gcc -c   -g -fkeep-inline-functions -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 -Wold-style-definition -Wc++-compat -fno-common  -DHAVE_CONFIG_H -I. -I. -I/Users/regress/tbox/svn-gcc/gcc -I/Users/regress/tbox/svn-gcc/gcc/. -I/Users/regress/tbox/svn-gcc/gcc/../include -I./../intl -I/Users/regress/tbox/svn-gcc/gcc/../libcpp/include  -I/Users/regress/tbox/svn-gcc/gcc/../libdecnumber -I/Users/regress/tbox/svn-gcc/gcc/../libdecnumber/dpd -I../libdecnumber     insn-automata.c -o insn-automata.o
gcc   -g -fkeep-inline-functions -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 -Wold-style-definition -Wc++-compat -fno-common  -DHAVE_CONFIG_H  -o cpp gcc.o opts-common.o gcc-options.o diagnostic.o pretty-print.o input.o \
	  cppspec.o intl.o prefix.o version.o driver-rs6000.o darwin-driver.o ../libcpp/libcpp.a ./../intl/libintl.a -liconv  ../libiberty/libiberty.a ../libdecnumber/libdecnumber.a 
/Users/regress/tbox/native/build/./gcc/xgcc -B/Users/regress/tbox/native/build/./gcc/ -dumpspecs > tmp-specs
/bin/sh: line 1: 72413 Bus error               /Users/regress/tbox/native/build/./gcc/xgcc -B/Users/regress/tbox/native/build/./gcc/ -dumpspecs > tmp-specs
make[3]: *** [specs] Error 138
make[3]: *** Waiting for unfinished jobs....
rm gcov.pod cpp.pod gfdl.pod fsf-funding.pod gcc.pod
make[2]: *** [all-stage1-gcc] Error 2
make[1]: *** [stage1-bubble] Error 2
make: *** [bootstrap] Error 2
+ '[' -s .bad_compare ']'
+ exit 1
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-- 
Geoffrey Keating <geoffk@apple.com> 
(via an automated GCC regression-testing script.)


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