ccache pausing in buildworld

[Warren Block]

On Mon, 8 Nov 2010, Emanuel Haupt wrote:

> I've just updated the ccache port to 3.1.1.
>
...
>
> After updating and zeroing the cache files the a build of RELENG_8_1 fails with:
>
> CC='/usr/local/libexec/ccache/world-cc' mkdep -f .depend -a    -I/usr/src/lib/csu/i386-elf/../common -I/usr/src/lib/csu/i386-elf/../../libc/include /usr/src/lib/csu/i386-elf/crti.S /usr/src/lib/csu/i386-elf/crtn.S
> /usr/local/libexec/ccache/world-cc -O2 -pipe -I/usr/src/lib/csu/i386-elf/../common  -I/usr/src/lib/csu/i386-elf/../../libc/include -std=gnu99  -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wcast-align -Wunused-parameter -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wno-pointer-sign -c /usr/src/lib/csu/i386-elf/crti.S
> /usr/local/libexec/ccache/world-cc -O2 -pipe -I/usr/src/lib/csu/i386-elf/../common  -I/usr/src/lib/csu/i386-elf/../../libc/include -std=gnu99  -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wcast-align -Wunused-parameter -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wno-pointer-sign -c /usr/src/lib/csu/i386-elf/crtn.S
> /usr/local/libexec/ccache/world-cc -O2 -pipe -I/usr/src/lib/csu/i386-elf/../common  -I/usr/src/lib/csu/i386-elf/../../libc/include -std=gnu99  -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wcast-align -Wunused-parameter -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wno-pointer-sign -DGCRT -c -o gcrt1_c.o /usr/src/lib/csu/i386-elf/crt1_c.c
> /usr/local/libexec/ccache/world-cc -O2 -pipe -I/usr/src/lib/csu/i386-elf/../common  -I/usr/src/lib/csu/i386-elf/../../libc/include -std=gnu99  -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wcast-align -Wunused-parameter -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wno-pointer-sign -c /usr/src/lib/csu/i386-elf/crt1_s.S
> /usr/src/lib/csu/i386-elf/crt1_s.S: Assembler messages:
> /usr/src/lib/csu/i386-elf/crt1_s.S:34: Error: suffix or operands invalid for `push'
> /usr/src/lib/csu/i386-elf/crt1_s.S:37: Error: `8(%ebp)' is not a valid 64 bit base/index expression
> /usr/src/lib/csu/i386-elf/crt1_s.S:38: Error: suffix or operands invalid for `push'
> /usr/src/lib/csu/i386-elf/crt1_s.S:39: Error: `4(%ebp)' is not a valid 64 bit base/index expression
> /usr/src/lib/csu/i386-elf/crt1_s.S:40: Error: suffix or operands invalid for `push'
> *** Error code 1

buildworld on my i386 system paused in the same place as before... until 
I remembered to clear the cache.

After that, buildworld went fine and completed.