GCC build failure, HEAD@191047 on native

GCC regression tester regress@geoffk.org
Fri Sep 7 00:15:00 GMT 2012 

With your recent patch, GCC HEAD revision 191047 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 191046.

Log information for changes since the last build:
------------------------------------------------------------------------
r191047 | crowl | 2012-09-06 17:06:35 -0700 (Thu, 06 Sep 2012) | 77 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/builtins.c
   M /trunk/gcc/cgraph.c
   M /trunk/gcc/combine.c
   M /trunk/gcc/dojump.c
   M /trunk/gcc/double-int.c
   M /trunk/gcc/double-int.h
   M /trunk/gcc/dwarf2out.c
   M /trunk/gcc/emit-rtl.c
   M /trunk/gcc/expmed.c
   M /trunk/gcc/expr.c
   M /trunk/gcc/fixed-value.c
   M /trunk/gcc/fold-const.c
   M /trunk/gcc/gimple-fold.c
   M /trunk/gcc/gimple-ssa-strength-reduction.c
   M /trunk/gcc/ipa-prop.c
   M /trunk/gcc/loop-iv.c
   M /trunk/gcc/optabs.c
   M /trunk/gcc/simplify-rtx.c
   M /trunk/gcc/stor-layout.c
   M /trunk/gcc/tree-affine.c
   M /trunk/gcc/tree-cfg.c
   M /trunk/gcc/tree-dfa.c
   M /trunk/gcc/tree-flow-inline.h
   M /trunk/gcc/tree-object-size.c
   M /trunk/gcc/tree-predcom.c
   M /trunk/gcc/tree-pretty-print.c
   M /trunk/gcc/tree-sra.c
   M /trunk/gcc/tree-ssa-address.c
   M /trunk/gcc/tree-ssa-alias.c
   M /trunk/gcc/tree-ssa-ccp.c
   M /trunk/gcc/tree-ssa-forwprop.c
   M /trunk/gcc/tree-ssa-loop-ivopts.c
   M /trunk/gcc/tree-ssa-loop-niter.c
   M /trunk/gcc/tree-ssa-phiopt.c
   M /trunk/gcc/tree-ssa-pre.c
   M /trunk/gcc/tree-ssa-sccvn.c
   M /trunk/gcc/tree-ssa-structalias.c
   M /trunk/gcc/tree-ssa.c
   M /trunk/gcc/tree-switch-conversion.c
   M /trunk/gcc/tree-vect-loop-manip.c
   M /trunk/gcc/tree-vrp.c
   M /trunk/gcc/tree.c
   M /trunk/gcc/tree.h
   M /trunk/gcc/varasm.c

Modify gcc/*.[hc] double_int call sites to use the new interface.
This change entailed adding a few new methods to double_int.

The change results in a 0.163% time improvement with a 70% confidence.

Tested on x86_64.


Index: gcc/ChangeLog

2012-09-06  Lawrence Crowl  <crowl@google.com>

	* double-int.h (double_int::operator &=): New.
	(double_int::operator ^=): New.
	(double_int::operator |=): New.
	(double_int::mul_with_sign): Modify overflow parameter to bool*.
	(double_int::add_with_sign): New.
	(double_int::ule): New.
	(double_int::sle): New.
	(binary double_int::operator *): Remove parameter name.
	(binary double_int::operator +): Likewise.
	(binary double_int::operator -): Likewise.
	(binary double_int::operator &): Likewise.
	(double_int::operator |): Likewise.
	(double_int::operator ^): Likewise.
	(double_int::and_not): Likewise.
	(double_int::from_shwi): Tidy formatting.
	(double_int::from_uhwi): Likewise.
	(double_int::from_uhwi): Likewise.
	* double-int.c (double_int::mul_with_sign): Modify overflow parameter
	to bool*.
	(double_int::add_with_sign): New.
	(double_int::ule): New.
	(double_int::sle): New.
	* builtins.c: Modify to use the new double_int interface.
	* cgraph.c: Likewise.
	* combine.c: Likewise.
	* dwarf2out.c: Likewise.
	* emit-rtl.c: Likewise.
	* expmed.c: Likewise.
	* expr.c: Likewise.
	* fixed-value.c: Likewise.
	* fold-const.c: Likewise.
	* gimple-fold.c: Likewise.
	* gimple-ssa-strength-reduction.c: Likewise.
	* gimplify-rtx.c: Likewise.
	* ipa-prop.c: Likewise.
	* loop-iv.c: Likewise.
	* optabs.c: Likewise.
	* stor-layout.c: Likewise.
	* tree-affine.c: Likewise.
	* tree-cfg.c: Likewise.
	* tree-dfa.c: Likewise.
	* tree-flow-inline.h: Likewise.
	* tree-object-size.c: Likewise.
	* tree-predcom.c: Likewise.
	* tree-pretty-print.c: Likewise.
	* tree-sra.c: Likewise.
	* tree-ssa-address.c: Likewise.
	* tree-ssa-alias.c: Likewise.
	* tree-ssa-ccp.c: Likewise.
	* tree-ssa-forwprop.c: Likewise.
	* tree-ssa-loop-ivopts.c: Likewise.
	* tree-ssa-loop-niter.c: Likewise.
	* tree-ssa-phiopt.c: Likewise.
	* tree-ssa-pre.c: Likewise.
	* tree-ssa-sccvn: Likewise.
	* tree-ssa-structalias.c: Likewise.
	* tree-ssa.c: Likewise.
	* tree-switch-conversion.c: Likewise.
	* tree-vect-loop-manip.c: Likewise.
	* tree-vrp.c: Likewise.
	* tree.h: Likewise.
	* tree.c: Likewise.
	* varasm.c: Likewise.


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

For more information, see <http://glutton.geoffk.org/HEAD/>.

-------------- next part --------------
/bin/sh ../../libtool --tag CXX --tag disable-shared   --mode=compile /home/regress/tbox/native/build/./gcc/xgcc -shared-libgcc -B/home/regress/tbox/native/build/./gcc -nostdinc++ -L/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3/src -L/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3/src/.libs -B/home/regress/tbox/objs/i686-pc-linux-gnu/bin/ -B/home/regress/tbox/objs/i686-pc-linux-gnu/lib/ -isystem /home/regress/tbox/objs/i686-pc-linux-gnu/include -isystem /home/regress/tbox/objs/i686-pc-linux-gnu/sys-include    -I/home/regress/tbox/svn-gcc/libstdc++-v3/../libgcc -I/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3/include/i686-pc-linux-gnu -I/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3/include -I/home/regress/tbox/svn-gcc/libstdc++-v3/libsupc++  -std=gnu++11 -prefer-pic -fno-implicit-templates -Wall -Wextra -Wwrite-strings -Wcast-qual -Wabi  -fdiagnostics-show-location=once   -ffunction-sections -fdata-sections  -fr!
 andom-seed=fstream-inst.lo -g -O2 -D_GNU_SOURCE -c -o fstream-inst.lo /home/regress/tbox/svn-gcc/libstdc++-v3/src/c++11/fstream-inst.cc
libtool: compile:  /home/regress/tbox/native/build/./gcc/xgcc -shared-libgcc -B/home/regress/tbox/native/build/./gcc -nostdinc++ -L/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3/src -L/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3/src/.libs -B/home/regress/tbox/objs/i686-pc-linux-gnu/bin/ -B/home/regress/tbox/objs/i686-pc-linux-gnu/lib/ -isystem /home/regress/tbox/objs/i686-pc-linux-gnu/include -isystem /home/regress/tbox/objs/i686-pc-linux-gnu/sys-include -I/home/regress/tbox/svn-gcc/libstdc++-v3/../libgcc -I/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3/include/i686-pc-linux-gnu -I/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3/include -I/home/regress/tbox/svn-gcc/libstdc++-v3/libsupc++ -std=gnu++11 -fno-implicit-templates -Wall -Wextra -Wwrite-strings -Wcast-qual -Wabi -fdiagnostics-show-location=once -ffunction-sections -fdata-sections -frandom-seed=fstream-inst.lo -g -O2 -D_GNU_SOURCE -c /home/regress/tbox/s!
 vn-gcc/libstdc++-v3/src/c++11/fstream-inst.cc  -fPIC -DPIC -o fstream-inst.o
/tmp/ccWFi5P1.s: Assembler messages:
/tmp/ccWFi5P1.s:44: Error: no such instruction: `rdrand %eax'
make[6]: *** [random.lo] Error 1
make[6]: *** Waiting for unfinished jobs....
make[6]: Leaving directory `/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3/src/c++11'
make[5]: *** [all-recursive] Error 1
make[5]: Leaving directory `/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3/src'
make[4]: *** [all-recursive] Error 1
make[4]: Leaving directory `/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3'
make[3]: *** [all] Error 2
make[3]: Leaving directory `/home/regress/tbox/native/build/i686-pc-linux-gnu/libstdc++-v3'
make[2]: *** [all-stage1-target-libstdc++-v3] Error 2
make[2]: Leaving directory `/home/regress/tbox/native/build'
make[1]: *** [stage1-bubble] Error 2
make[1]: Leaving directory `/home/regress/tbox/native/build'
make: *** [bootstrap] Error 2
+ '[' -s .bad_compare ']'
+ exit 1
-------------- next part --------------

-- 
Geoffrey Keating <geoffk@geoffk.org> 
(via an automated GCC regression-testing script.)

More information about the Gcc-regression mailing list