https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109286
Bug ID: 109286
Summary: Assembler warnings about .init/.fini sections defined
without attributes
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Keywords: inline-asm, internal-improvement
Severity: normal
Priority: P3
Component: libgcc
Assignee: unassigned at gcc dot gnu.org
Reporter: jdx at o2 dot pl
Target Milestone: ---
Host: x86_64-w64-mingw32
Target: h8300-elf
Created attachment 54757
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54757&action=edit
crtbegin.S
For every possible libgcc variant (H8/300H, H8S, etc) I get following warnings:
/d/Works/xcomp/gcc-build/./gcc/xgcc -B/d/Works/xcomp/gcc-build/./gcc/
-B/usr/local/h8300-elf/bin/ -B/usr/local/h8300-elf/lib/ -isystem
/usr/local/h8300-elf/include -isystem /usr/local/h8300-elf/sys-include
-isystem /d/Works/xcomp/sysroot/h8300-elf/include -ms -O2 -isystem
/d/Works/xcomp/sysroot/h8300-elf/include -DIN_GCC -fPIC
-DCROSS_DIRECTORY_STRUCTURE -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include -I. -I. -I../../.././gcc -I../../../../../gcc/libgcc
-I../../../../../gcc/libgcc/. -I../../../../../gcc/libgcc/../gcc
-I../../../../../gcc/libgcc/../include -g0 -finhibit-size-directive
-fno-inline -fno-exceptions -fno-zero-initialized-in-bss -fno-toplevel-reorder
-fno-tree-vectorize -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 -o
crtbegin.o -MT crtbegin.o -MD -MP -MF crtbegin.dep -c
../../../../../gcc/libgcc/crtstuff.c -DCRT_BEGIN
R:\Users\jdx\AppData\Local\Temp\ccvtc9ju.s: Assembler messages:
R:\Users\jdx\AppData\Local\Temp\ccvtc9ju.s:101: Warning: new section '.fini'
defined without attributes - this might cause problems
R:\Users\jdx\AppData\Local\Temp\ccvtc9ju.s:124: Warning: new section '.init'
defined without attributes - this might cause problems
/d/Works/xcomp/gcc-build/./gcc/xgcc -B/d/Works/xcomp/gcc-build/./gcc/
-B/usr/local/h8300-elf/bin/ -B/usr/local/h8300-elf/lib/ -isystem
/usr/local/h8300-elf/include -isystem /usr/local/h8300-elf/sys-include
-isystem /d/Works/xcomp/sysroot/h8300-elf/include -ms -O2 -isystem
/d/Works/xcomp/sysroot/h8300-elf/include -DIN_GCC -fPIC
-DCROSS_DIRECTORY_STRUCTURE -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include -I. -I. -I../../.././gcc -I../../../../../gcc/libgcc
-I../../../../../gcc/libgcc/. -I../../../../../gcc/libgcc/../gcc
-I../../../../../gcc/libgcc/../include -g0 -finhibit-size-directive
-fno-inline -fno-exceptions -fno-zero-initialized-in-bss -fno-toplevel-reorder
-fno-tree-vectorize -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 -o
crtend.o -MT crtend.o -MD -MP -MF crtend.dep -c
../../../../../gcc/libgcc/crtstuff.c -DCRT_END
R:\Users\jdx\AppData\Local\Temp\ccbb20TH.s: Assembler messages:
R:\Users\jdx\AppData\Local\Temp\ccbb20TH.s:48: Warning: new section '.init'
defined without attributes - this might cause problems
In the attachement there are crtbegin.S and crtend.S created "manually" with
/d/Works/xcomp/gcc-build/./gcc/xgcc -B/d/Works/xcomp/gcc-build/./gcc/
-B/usr/local/h8300-elf/bin/ -B/usr/local/h8300-elf/lib/ -isystem
/usr/local/h8300-elf/include -isystem /usr/local/h8300-elf/sys-include
-isystem /d/Works/xcomp/sysroot/h8300-elf/include -ms -O2 -isystem
/d/Works/xcomp/sysroot/h8300-elf/include -DIN_GCC -fPIC
-DCROSS_DIRECTORY_STRUCTURE -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include -I. -I. -I../../.././gcc -I../../../../../gcc/libgcc
-I../../../../../gcc/libgcc/. -I../../../../../gcc/libgcc/../gcc
-I../../../../../gcc/libgcc/../include -g0 -finhibit-size-directive
-fno-inline -fno-exceptions -fno-zero-initialized-in-bss -fno-toplevel-reorder
-fno-tree-vectorize -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 -S
-o crtbegin.S -MT crtbegin.o -MD -MP -MF crtbegin.dep
../../../../../gcc/libgcc/crtstuff.c -DCRT_BEGIN
and
/d/Works/xcomp/gcc-build/./gcc/xgcc -B/d/Works/xcomp/gcc-build/./gcc/
-B/usr/local/h8300-elf/bin/ -B/usr/local/h8300-elf/lib/ -isystem
/usr/local/h8300-elf/include -isystem /usr/local/h8300-elf/sys-include
-isystem /d/Works/xcomp/sysroot/h8300-elf/include -ms -O2 -isystem
/d/Works/xcomp/sysroot/h8300-elf/include -DIN_GCC -fPIC
-DCROSS_DIRECTORY_STRUCTURE -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include -I. -I. -I../../.././gcc -I../../../../../gcc/libgcc
-I../../../../../gcc/libgcc/. -I../../../../../gcc/libgcc/../gcc
-I../../../../../gcc/libgcc/../include -g0 -finhibit-size-directive
-fno-inline -fno-exceptions -fno-zero-initialized-in-bss -fno-toplevel-reorder
-fno-tree-vectorize -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 -S
-o crtend.S -MT crtend.o -MD -MP -MF crtend.dep
../../../../../gcc/libgcc/crtstuff.c -DCRT_END
