gcc trunk rev. 127646 breaks bootstrap during stage 3

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gcc trunk rev. 127646 breaks bootstrap during s...
\ Thomas Veith (20 Aug 2007)
. \ Andrew Pinski (20 Aug 2007)
. . \ Andrew Pinski (20 Aug 2007)

Subject:	gcc trunk rev. 127646 breaks bootstrap during stage 3
Group:	Gcc
From:	Thomas Veith
Date:	20 Aug 2007

Hi,

when bootstrapping gcc trunk rev. 127646 with

./contrib/gcc_build -c "--prefix=/home/xtv
--enable-languages=c,c++,objc,fortran,obj-c++ --enable-bootstrap
--enable-decimal-float=bid --enable-checking" -d /home/xtv/gcc-devel/gcc
-o obj bootstrap

it breaks during stage 3...

libtool: compile: /home/xtv/gcc-devel/gcc/obj/./gcc/xgcc -shared-libgcc
-B/home/xtv/gcc-devel/gcc/obj/./gcc -nostdinc++
-L/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/src
-L/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/src/.libs
-B/home/xtv/i686-pc-linux-gnu/bin/ -B/home/xtv/i686-pc-linux-gnu/lib/
-isystem /home/xtv/i686-pc-linux-gnu/include -isystem
/home/xtv/i686-pc-linux-gnu/sys-include
-I/home/xtv/gcc-devel/gcc/libstdc++-v3/../gcc
-I/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/include/i686-pc-lin ux-gnu
-I/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/include
-I/home/xtv/gcc-devel/gcc/libstdc++-v3/libsupc++ -fno-implicit-templates
-Wall -Wextra -Wwrite-strings -Wcast-qual -fdiagnostics-show-location=once
-ffunction-sections -fdata-sections -g -O2 -D_GNU_SOURCE -c
/home/xtv/gcc-devel/gcc/libstdc++-v3/libsupc++/fundamental_type_info.cc
-fPIC -DPIC -o fundamental_type_info.o
/bin/sh ../libtool --tag CXX --tag disable-shared --mode=compile
/home/xtv/gcc-devel/gcc/obj/./gcc/xgcc -shared-libgcc
-B/home/xtv/gcc-devel/gcc/obj/./gcc -nostdinc++
-L/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/src
-L/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/src/.libs
-B/home/xtv/i686-pc-linux-gnu/bin/ -B/home/xtv/i686-pc-linux-gnu/lib/
-isystem /home/xtv/i686-pc-linux-gnu/include -isystem
/home/xtv/i686-pc-linux-gnu/sys-include
-I/home/xtv/gcc-devel/gcc/libstdc++-v3/../gcc
-I/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/include/i686-pc-lin ux-gnu
-I/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/include
-I/home/xtv/gcc-devel/gcc/libstdc++-v3/libsupc++ -fno-implicit-templates
-prefer-pic -Wall -Wextra -Wwrite-strings -Wcast-qual
-fdiagnostics-show-location=once -ffunction-sections -fdata-sections -g
-O2 -D_GNU_SOURCE -c -o guard.lo
/home/xtv/gcc-devel/gcc/libstdc++-v3/libsupc++/guard.cc
libtool: compile: /home/xtv/gcc-devel/gcc/obj/./gcc/xgcc -shared-libgcc
-B/home/xtv/gcc-devel/gcc/obj/./gcc -nostdinc++
-L/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/src
-L/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/src/.libs
-B/home/xtv/i686-pc-linux-gnu/bin/ -B/home/xtv/i686-pc-linux-gnu/lib/
-isystem /home/xtv/i686-pc-linux-gnu/include -isystem
/home/xtv/i686-pc-linux-gnu/sys-include
-I/home/xtv/gcc-devel/gcc/libstdc++-v3/../gcc
-I/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/include/i686-pc-lin ux-gnu
-I/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/include
-I/home/xtv/gcc-devel/gcc/libstdc++-v3/libsupc++ -fno-implicit-templates
-Wall -Wextra -Wwrite-strings -Wcast-qual -fdiagnostics-show-location=once
-ffunction-sections -fdata-sections -g -O2 -D_GNU_SOURCE -c
/home/xtv/gcc-devel/gcc/libstdc++-v3/libsupc++/guard.cc -fPIC -DPIC -o
guard.o
gimplification failed:
&fake_mutex <addr_expr 0x235e01c0
type <pointer_type 0x235dda8c
type <array_type 0x235dd9b4 fake_recursive_mutex type
<integer_type 0x2329b1b0 char>
sizes-gimplified BLK
size <integer_cst 0x23289d3c constant invariant 192>
unit size <integer_cst 0x23289d58 constant invariant 24>
user align 32 symtab 0 alias set 36 canonical type 0x2353b9b4
domain <integer_type 0x2353b6c0>
pointer_to_this <pointer_type 0x235dda8c>>
unsigned SI
size <integer_cst 0x2328963c constant invariant 32>
unit size <integer_cst 0x23289428 constant invariant 4>
align 32 symtab 0 alias set -1 canonical type 0x235ddaf8>
constant invariant
arg 0 <var_decl 0x235e305c fake_mutex type <array_type 0x235dd9b4
fake_recursive_mutex>
addressable used static tree_1 decl_5 BLK file
/home/xtv/gcc-devel/gcc/libstdc++-v3/libsupc++/guard.cc line 51 size
<integer_cst 0x23289d3c 192> unit size <integer_cst 0x23289d58 24>
align 32 context <namespace_decl 0x235dd804 D.5096>
(mem/s/c:BLK (symbol_ref:SI ("_ZN12_GLOBAL__N_110fake_mutexE")
<var_decl 0x235e305c fake_mutex>) [36 fake_mutex+0 S24 A32])
chain <type_decl 0x235dd948 fake_recursive_mutex type <array_type
0x235dd9b4 fake_recursive_mutex>
VOID file
/home/xtv/gcc-devel/gcc/libstdc++-v3/libsupc++/guard.cc line 50
align 1 context <namespace_decl 0x235dd804 D.5096> attributes
<tree_list 0x235dca48> result <array_type 0x2353b9b4> chain <var_decl
0x235e3000 static_mutex>>>>
/home/xtv/gcc-devel/gcc/libstdc++-v3/libsupc++/guard.cc: In function
'void<unnamed>::init()':
/home/xtv/gcc-devel/gcc/libstdc++-v3/libsupc++/guard.cc:54: internal
compiler error: gimplification failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
make[4]: *** [guard.lo] Error 1
make[4]: Leaving directory
`/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3/libsupc++'
make[3]: *** [all-recursive] Error 1
make[3]: Leaving directory
`/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3'
make[2]: *** [all] Error 2
make[2]: Leaving directory
`/home/xtv/gcc-devel/gcc/obj/i686-pc-linux-gnu/libstdc++-v3'
make[1]: *** [all-target-libstdc++-v3] Error 2
make[1]: Leaving directory `/home/xtv/gcc-devel/gcc/obj'
make: *** [bootstrap] Error 2
gcc_build: error: Could not bootstrap the compiler

Best regards,
Thomas