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Re: Cross compiling gcc 4.5 for hurd target fails
- From: Ian Lance Taylor <iant at google dot com>
- To: Matthias Lanzinger <mlaenz at gmail dot com>
- Cc: gcc-help at gcc dot gnu dot org
- Date: Fri, 07 May 2010 07:36:52 -0700
- Subject: Re: Cross compiling gcc 4.5 for hurd target fails
- References: <o2m9ef02e401005061313hd2341ab7qb2ab97aaf20017c@mail.gmail.com>
Matthias Lanzinger <mlaenz@gmail.com> writes:
> i686-pc-gnu-gcc -g -march=i686 -O2 -pipe -mtune=generic -save-temps
> -O2 -g -march=i686 -O2 -pipe -mtune=generic -save-temps -DIN_GCC -W
> -Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmissing-prototypes -Wold-style-definition -isystem ./include -fPIC
> -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -I. -I.
> -I../.././gcc -I../../../gcc-4.5.0/libgcc
> -I../../../gcc-4.5.0/libgcc/. -I../../../gcc-4.5.0/libgcc/../gcc
> -I../../../gcc-4.5.0/libgcc/../include -DHAVE_CC_TLS -DUSE_TLS -o
> _multc3.o -MT _multc3.o -MD -MP -MF _multc3.dep -DL_multc3 -c
> ../../../gcc-4.5.0/libgcc/../gcc/libgcc2.c \
> -fvisibility=hidden -DHIDE_EXPORTS
> i686-pc-gnu-gcc: warning: -pipe ignored because -save-temps specified
> ../../../gcc-4.5.0/libgcc/../gcc/libgcc2.c:1813: warning: implicit
> declaration of function '__builtin_huge_valq'
That is odd. This is a builtin constant which should be defined by
ix86_init_builtins in config/i386/i386.c. I can not think of any
reason why that would not work. Do you have any local patches to the
source code?
Ian