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Build failure for ARM/thumb with the most recent snapshot
- From: Freddie Chopin <freddie_chopin at op dot pl>
- To: newlib <newlib at sourceware dot org>
- Date: Mon, 14 Aug 2017 18:40:32 +0200
- Subject: Build failure for ARM/thumb with the most recent snapshot
- Authentication-results: sourceware.org; auth=none
Hi!
The most recent snapshot of newlib - 2.5.0.20170720 - fails to build
for ARM "default" architecture ARMv4 with -mthumb:
-- >8 -- >8 -- >8 -- >8 -- >8 -- >8 -- >8 -- >8 -- >8 --
arm-none-eabi-gcc -B/home/freddie/bleeding-edge-
toolchain/buildNative/newlib-2.5.0.20170720-nano/arm-none-
eabi/thumb/newlib/ -isystem /home/freddie/bleeding-edge-
toolchain/buildNative/newlib-2.5.0.20170720-nano/arm-none-
eabi/thumb/newlib/targ-include -isystem /home/freddie/bleeding-edge-
toolchain/sources/newlib-2.5.0.20170720/newlib/libc/include
-B/home/freddie/bleeding-edge-toolchain/buildNative/newlib-
2.5.0.20170720-nano/arm-none-eabi/thumb/libgloss/arm
-L/home/freddie/bleeding-edge-toolchain/buildNative/newlib-
2.5.0.20170720-nano/arm-none-eabi/thumb/libgloss/libnosys
-L/home/freddie/bleeding-edge-toolchain/sources/newlib-
2.5.0.20170720/libgloss/arm -mthumb -DPACKAGE_NAME=\"newlib\"
-DPACKAGE_TARNAME=\"newlib\" -DPACKAGE_VERSION=\"2.5.0\"
-DPACKAGE_STRING=\"newlib\ 2.5.0\" -DPACKAGE_BUGREPORT=\"\"
-DPACKAGE_URL=\"\" -I. -I/home/freddie/bleeding-edge-
toolchain/sources/newlib-2.5.0.20170720/newlib/libc/machine/arm
-D__NO_SYSCALLS__ -fno-builtin -g -Os -ffunction-sections -fdata-
sections -mthumb -c -o lib_a-strcpy.o `test -f 'strcpy.c' || echo
'/home/freddie/bleeding-edge-toolchain/sources/newlib-
2.5.0.20170720/newlib/libc/machine/arm/'`strcpy.c
/tmp/cc8NWA9F.s: Assembler messages:
/tmp/cc8NWA9F.s:37: Error: MOV Rd, Rs with two low registers is not
permitted on this architecture -- `mov r3,r0'
make[9]: *** [Makefile:341: lib_a-strcpy.o] Error 1
make[9]: Leaving directory '/home/freddie/bleeding-edge-
toolchain/buildNative/newlib-2.5.0.20170720-nano/arm-none-
eabi/thumb/newlib/libc/machine/arm'
-- >8 -- >8 -- >8 -- >8 -- >8 -- >8 -- >8 -- >8 -- >8 --
The problem seems to be fixed in the repository just one day after it
was introduced:
fix - https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;a=commi
t;h=d6cac3e1da1a117f8a93b91371f3f0a5c071219f
problematic commit - https://sourceware.org/git/gitweb.cgi?p=newlib-cyg
win.git;a=commit;h=4bce7ecbe19c1c264e3b5b3eac9582c429f12caa
Maybe it would be possible to "nuke" this snapshot and just have
another one?
Regards,
FCh