[PATCH] Use -frounding-math for math testsuite

[David Miller]

From: Roland McGrath <roland@hack.frob.com>
Date: Thu, 10 May 2012 11:38:36 -0700 (PDT)

>> On 05/07/2012 03:47 PM, David Miller wrote:
>> > -	sethi	%hi(_GLOBAL_OFFSET_TABLE_-4), %##reg;			\
>> >   	mov	%o7, %##tmp;		      				\
>> > +	sethi	%hi(_GLOBAL_OFFSET_TABLE_-4), %##reg;			\
>> >   	call	__sparc_get_pc_thunk.reg;				\
>> >   	 or	%##reg, %lo(_GLOBAL_OFFSET_TABLE_+4), %##reg;		\
>> 
>> The alternate fix is to use -8 instead of -4, if the
>> scheduling actually makes any difference.
> 
> Hence my suggestion to use label rather than constants.  (They could be
> .Lsparc_get_pc_thunk_foo labels instead of numeric ones to avoid Dave's
> concern about users of the macro already using numeric labels, unless the
> macro is used more than once in a file--in which case, perhaps the whole
> thing should be in gas macros that can use \@ for gensym labels.)

As I've said, I don't think any of this is a useful investment of
time.  There are much bigger fish to fry.

Of course, if others want to work on it, feel free. :-)