https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79063
Bug ID: 79063
Summary: GCC Master fails to build for sh
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: joel at gcc dot gnu.org
Target Milestone: ---
7.0.0 20170111
Nothing particularly special about the build. Just fails early with ICE.
/home/joel/test-gcc/b-sh-elf-gcc/./gcc/xgcc
-B/home/joel/test-gcc/b-sh-elf-gcc/./gcc/ -nostdinc
-B/home/joel/test-gcc/b-sh-elf-gcc/sh-elf/newlib/ -isystem
/home/joel/test-gcc/b-sh-elf-gcc/sh-elf/newlib/targ-include -isystem
/home/joel/test-gcc/gcc/newlib/libc/include
-B/home/joel/test-gcc/b-sh-elf-gcc/sh-elf/libgloss/sh
-L/home/joel/test-gcc/b-sh-elf-gcc/sh-elf/libgloss/libnosys
-L/home/joel/test-gcc/gcc/libgloss/sh
-B/home/joel/test-gcc/install-master/sh-elf/bin/
-B/home/joel/test-gcc/install-master/sh-elf/lib/ -isystem
/home/joel/test-gcc/install-master/sh-elf/include -isystem
/home/joel/test-gcc/install-master/sh-elf/sys-include -g -O2 -ml -O2 -g -O2
-DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include -g -DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector
-Dinhibit_libc -I. -I. -I../../.././gcc -I../../../../gcc/libgcc
-I../../../../gcc/libgcc/. -I../../../../gcc/libgcc/../gcc
-I../../../../gcc/libgcc/../include -DHAVE_CC_TLS -o _mul_df.o -MT _mul_df.o
-MD -MP -MF _mul_df.dep -DFINE_GRAINED_LIBRARIES -DL_mul_df -c
../../../../gcc/libgcc/fp-bit.c -fvisibility=hidden -DHIDE_EXPORTS
../../../../gcc/libgcc/fp-bit.c: In function '__muldf3':
../../../../gcc/libgcc/fp-bit.c:944:1: error: invalid rtl sharing found in the
insn
}
^
(insn 768 291 296 29 (set (reg:SI 147 t)
(eq:SI (and:SI (subreg:SI (reg/v:DI 205 [ high ]) 0)
(const_int 1 [0x1]))
(const_int 0 [0]))) "../../../../gcc/libgcc/fp-bit.c":881 -1
(nil))
../../../../gcc/libgcc/fp-bit.c:944:1: error: shared rtx
(subreg:SI (reg/v:DI 205 [ high ]) 0)
../../../../gcc/libgcc/fp-bit.c:944:1: internal compiler error: internal
consistency failure
0x68b8c8 verify_rtx_sharing
../../gcc/gcc/emit-rtl.c:2774
0x68b7ef verify_rtx_sharing
../../gcc/gcc/emit-rtl.c:2789
0x68b7ef verify_rtx_sharing
../../gcc/gcc/emit-rtl.c:2789
0x68b7ef verify_rtx_sharing
../../gcc/gcc/emit-rtl.c:2789
0x68bbeb verify_insn_sharing
../../gcc/gcc/emit-rtl.c:2860
0x6900e7 verify_rtl_sharing()
../../gcc/gcc/emit-rtl.c:2883
0x920acb execute_function_todo
../../gcc/gcc/passes.c:1982
0x9214a5 execute_todo
../../gcc/gcc/passes.c:2015
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with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
