Re: Go patch committed: Build math library with -funsafe-math-optimizations

2012-02-10 Thread Ian Lance Taylor
Richard Guenther writes: > On Thu, Feb 9, 2012 at 6:32 PM, Ian Lance Taylor wrote: >> Richard Guenther writes: >> >>> On Wed, Feb 8, 2012 at 8:38 PM, Ian Lance Taylor wrote: The master Go math library uses assembler code on 386 processors to take advantage of 387 instructions.  This

Re: Go patch committed: Build math library with -funsafe-math-optimizations

2012-02-10 Thread Richard Guenther
On Thu, Feb 9, 2012 at 6:32 PM, Ian Lance Taylor wrote: > Richard Guenther writes: > >> On Wed, Feb 8, 2012 at 8:38 PM, Ian Lance Taylor wrote: >>> The master Go math library uses assembler code on 386 processors to take >>> advantage of 387 instructions.  This patch lets gccgo do the same thing

Re: Go patch committed: Build math library with -funsafe-math-optimizations

2012-02-09 Thread Ian Lance Taylor
Richard Guenther writes: > On Wed, Feb 8, 2012 at 8:38 PM, Ian Lance Taylor wrote: >> The master Go math library uses assembler code on 386 processors to take >> advantage of 387 instructions.  This patch lets gccgo do the same thing, >> by compiling the math library with -funsafe-math-optimizat

Re: Go patch committed: Build math library with -funsafe-math-optimizations

2012-02-09 Thread Richard Guenther
On Wed, Feb 8, 2012 at 8:38 PM, Ian Lance Taylor wrote: > The master Go math library uses assembler code on 386 processors to take > advantage of 387 instructions.  This patch lets gccgo do the same thing, > by compiling the math library with -funsafe-math-optimizations.  I also > pass -mfancy-mat