http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60667
Andrew Haley <aph at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |aph at redhat dot com
--- Comment #2 from Andrew Haley <aph at redhat dot com> ---
I can't investigate this with today's trunk, because it does not build with
ubsan:
i386 /scratch/gcc/configure --with-build-config=bootstrap-ubsan
--enable-languages=java
/scratch/gcc/obj-i686-pc-linux-gnu/./prev-gcc/xg++
-B/scratch/gcc/obj-i686-pc-linux-gnu/./prev-gcc/
-B/usr/local/i686-pc-linux-gnu/bin/ -nostdinc++
-B/scratch/gcc/obj-i686-pc-linux-gnu/prev-i686-pc-linux-gnu/libstdc++-v3/src/.libs
-B/scratch/gcc/obj-i686-pc-linux-gnu/prev-i686-pc-linux-gnu/libstdc++-v3/libsupc++/.libs
-I/scratch/gcc/obj-i686-pc-linux-gnu/prev-i686-pc-linux-gnu/libstdc++-v3/include/i686-pc-linux-gnu
-I/scratch/gcc/obj-i686-pc-linux-gnu/prev-i686-pc-linux-gnu/libstdc++-v3/include
-I/scratch/gcc/libstdc++-v3/libsupc++
-L/scratch/gcc/obj-i686-pc-linux-gnu/prev-i686-pc-linux-gnu/libstdc++-v3/src/.libs
-L/scratch/gcc/obj-i686-pc-linux-gnu/prev-i686-pc-linux-gnu/libstdc++-v3/libsupc++/.libs
-c -g -O2 -fsanitize=undefined -DIN_GCC -fno-exceptions -fno-rtti
-fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long
-Wno-variadic-macros -Wno-overlength-strings -Werror -fno-common
-DHAVE_CONFIG_H -DGENERATOR_FILE -I. -Ibuild -I/scratch/gcc/gcc
-I/scratch/gcc/gcc/build -I/scratch/gcc/gcc/../include
-I/scratch/gcc/gcc/../libcpp/include \
-o build/read-rtl.o /scratch/gcc/gcc/read-rtl.c
/scratch/gcc/gcc/read-rtl.c: In function 'bool read_rtx(const char*,
rtx_def**)':
/scratch/gcc/gcc/read-rtl.c:1031:1: internal compiler error: Segmentation fault
read_rtx (const char *rtx_name, rtx *x)
^
0xda18f2 crash_signal
/scratch/gcc/gcc/toplev.c:337
0x5ea774 contains_struct_check(tree_node*, tree_node_structure_enum, char
const*, int, char const*)
/scratch/gcc/gcc/tree.h:2826
0xd9282f place_field(record_layout_info_s*, tree_node*)
/scratch/gcc/gcc/stor-layout.c:1076
0xd98085 layout_type(tree_node*)
/scratch/gcc/gcc/stor-layout.c:2292
0xdc4480 ubsan_create_data(char const*, unsigned int, ubsan_mismatch_data
const*, ...)
/scratch/gcc/gcc/ubsan.c:465
0xdc4829 ubsan_instrument_unreachable(unsigned int)
/scratch/gcc/gcc/ubsan.c:517
0x92d8cb fold_builtin_0
/scratch/gcc/gcc/builtins.c:10306
0x93022c fold_builtin_n
/scratch/gcc/gcc/builtins.c:11111
0x93a145 fold_call_stmt(gimple_statement_base*, bool)
/scratch/gcc/gcc/builtins.c:14251
0xb2690b gimple_fold_builtin(gimple_statement_base*)
/scratch/gcc/gcc/gimple-fold.c:888
0xb27967 gimple_fold_call
/scratch/gcc/gcc/gimple-fold.c:1179
0xb27d6d fold_stmt_1
/scratch/gcc/gcc/gimple-fold.c:1258
0xb282fb fold_stmt(gimple_stmt_iterator*)
/scratch/gcc/gcc/gimple-fold.c:1366
0xe2140c fold_marked_statements
/scratch/gcc/gcc/tree-inline.c:4497
0xe2188e optimize_inline_calls(tree_node*)
/scratch/gcc/gcc/tree-inline.c:4622
0x1492868 inline_transform(cgraph_node*)
/scratch/gcc/gcc/ipa-inline-transform.c:453
0xcb73f0 execute_one_ipa_transform_pass
/scratch/gcc/gcc/passes.c:2066
0xcb7557 execute_all_ipa_transforms()
/scratch/gcc/gcc/passes.c:2107
0x9951c4 expand_function
/scratch/gcc/gcc/cgraphunit.c:1767
0x9957e1 expand_all_functions
/scratch/gcc/gcc/cgraphunit.c:1908
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
make[3]: *** [build/read-rtl.o] Error 1
make[3]: Leaving directory `/scratch/gcc/obj-i686-pc-linux-gnu/gcc'
make[2]: *** [all-stage2-gcc] Error 2
make[2]: Leaving directory `/scratch/gcc/obj-i686-pc-linux-gnu'
make[1]: *** [stage2-bubble] Error 2
make[1]: Leaving directory `/scratch/gcc/obj-i686-pc-linux-gnu'
make: *** [all] Error 2
