Re: Cygwin 32bit: Can't use gcc -mfpmath=sse

2015-09-11 Thread Tim Prince
On 9/11/2015 8:03 AM, HK wrote: > On Fri, 11 Sep 2015 10:16:56 +0200, Evgeny Grin wrote: > >> 10.09.2015, 23:52, "HK" : >>> On Thu, 10 Sep 2015 13:19:04 +0200, V?clav_Haisman wrote: On 10 September 2015 at 01:30, HK wrote: > hello.c:1:0: warning: SSE instruction set disabled, using 38

Re: Cygwin 32bit: Can't use gcc -mfpmath=sse

2015-09-11 Thread HK
On Fri, 11 Sep 2015 10:16:56 +0200, Evgeny Grin wrote: 10.09.2015, 23:52, "HK" : On Thu, 10 Sep 2015 13:19:04 +0200, V?clav_Haisman wrote: On 10 September 2015 at 01:30, HK wrote: hello.c:1:0: warning: SSE instruction set disabled, using 387 arithmetics Does it help to use `-march=nati

Re: Cygwin 32bit: Can't use gcc -mfpmath=sse

2015-09-10 Thread Yaakov Selkowitz
On Thu, 2015-09-10 at 22:52 +0200, HK wrote: > On Thu, 10 Sep 2015 13:19:04 +0200, V?clav_Haisman wrote: > > On 10 September 2015 at 01:30, HK wrote: > >> I've just run across this strange behavior on a recent 32bit > >> installation: > >> > >> vega> cat hello.c > >> #include > >> int main(int

Re: Cygwin 32bit: Can't use gcc -mfpmath=sse

2015-09-10 Thread HK
On Thu, 10 Sep 2015 13:19:04 +0200, V?clav_Haisman wrote: On 10 September 2015 at 01:30, HK wrote: I've just run across this strange behavior on a recent 32bit installation: vega> cat hello.c #include int main(int argc, char** argv){ printf("hello world\n"); } vega> gcc -mfpmath=sse hello.

Re: Cygwin 32bit: Can't use gcc -mfpmath=sse

2015-09-10 Thread Václav Haisman
On 10 September 2015 at 01:30, HK wrote: > I've just run across this strange behavior on a recent 32bit installation: > > vega> cat hello.c > #include > int main(int argc, char** argv){ > printf("hello world\n"); > } > vega> gcc -mfpmath=sse hello.c > hello.c:1:0: warning: SSE instruction set di

Cygwin 32bit: Can't use gcc -mfpmath=sse

2015-09-09 Thread HK
I've just run across this strange behavior on a recent 32bit installation: vega> cat hello.c #include int main(int argc, char** argv){ printf("hello world\n"); } vega> gcc -mfpmath=sse hello.c hello.c:1:0: warning: SSE instruction set disabled, using 387 arithmetics #include ^ Why is this?