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Re: [PATCH v4 04/20] add configury

On 30 Sep 2013, at 08:45, Paolo Bonzini wrote:

> Il 27/09/2013 21:45, Gerald Pfeifer ha scritto:
>> I believe this may be breaking all my testers on FreeBSD 
>> (i386-unknown-freebsd10.0 for example).  The timing of when this
>> patchset went in fits pretty much when my builds started to break
>> and I am wondering about some code.
>> Here is the failure mode:
>> gmake[2]: Entering directory `/scratch/tmp/gerald/OBJ-0927-1848/gcc'
>> g++ -c  -DIN_GCC_FRONTEND -g -O2 -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 -I. -Ic -I/scratch/tmp/gerald/gcc-HEAD/gcc ...[-I 
>> options]...
>> -o c/c-lang.o -MT c/c-lang.o -MMD -MP -MF c/.deps/c-lang.TPo
>> /scratch/tmp/gerald/gcc-HEAD/gcc/c/c-lang.c
>> cc1plus: error: unrecognized command line option "-Wno-narrowing"
>> gmake[2]: *** [c/c-lang.o] Error 1
>> gmake[1]: *** [install-gcc] Error 2
>> gmake: *** [install] Error 2
>> The issue is the invocation of g++ (the old system compiler, not what
>> we built) with -Wno-narrowing (a new option).
> Why is install building anything?

I don't know if the case above is related, but AFAICT, java always builds ec1 at install time (and I wonder what the reason for  that is).

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