Request update GCC
JonY
10walls@gmail.com
Tue Jun 27 01:09:00 GMT 2017
On 06/26/2017 10:16 AM, Marco Atzeri wrote:
>
> Jon,
>
> are you building the compilers on cygwin or cross compiling ?
>
> I was trying to test the patch for
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47030
> as it is blocking PETSC porting,
> but I was unable to build 6.3.0-1 from your
> source package.
>
>
> In file included from
> /cygdrive/e/cyg_pub/devel/gcc/gcc-6.3.0-1.src/gcc-6.3.0-1.
> x86_64/src/gcc-6.3.0/gcc/rtl.h:31:0,
> from
> /cygdrive/e/cyg_pub/devel/gcc/gcc-6.3.0-1.src/gcc-6.3.0-1.
> x86_64/src/gcc-6.3.0/gcc/genopinit.c:25:
> /cygdrive/e/cyg_pub/devel/gcc/gcc-6.3.0-1.src/gcc-6.3.0-1.x86_64/src/gcc-6.3.0/g
>
> cc/real.h:36:35: warning: division by zero [-Wdiv-by-zero]
> #define SIGSZ (SIGNIFICAND_BITS / HOST_BITS_PER_LONG)
>
> /cygdrive/e/cyg_pub/devel/gcc/gcc-6.3.0-1.src/gcc-6.3.0-1.x86_64/src/gcc-6.3.0/g
>
> cc/real.h:49:21: note: in expansion of macro ‘SIGSZ’
> unsigned long sig[SIGSZ];
On Cygwin itself, shouldn't that be 32bit and 64bit respectively for Cygwin?
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