Re: [PATCH] Fix PR61441 introduced regression (PR tree-optimization/69070)

2016-01-01 Thread Jeff Law
On 12/31/2015 02:29 AM, Jakub Jelinek wrote: Hi! The PR61441 change added REAL_VALUE_ISSIGNALING_NAN checks for both operands, but only arg1 is guaranteed to be a REAL_CST at this point. If arg0 is not a REAL_CST, I think we can allow all the opts the function does, as all transformations replac

Re: [PATCH] Fix PR61441 introduced regression (PR tree-optimization/69070)

2016-01-01 Thread Richard Biener
On December 31, 2015 10:29:19 AM GMT+01:00, Jakub Jelinek wrote: >Hi! > >The PR61441 change added REAL_VALUE_ISSIGNALING_NAN checks for both >operands, but only arg1 is guaranteed to be a REAL_CST at this point. >If arg0 is not a REAL_CST, I think we can allow all the opts the >function >does, as