Re: [PATCH][C] c/95141 - fix bogus integer overflow warning

2020-05-20 Thread Richard Biener
On Tue, 19 May 2020, Joseph Myers wrote: > On Tue, 19 May 2020, Richard Biener wrote: > > > This fixes an integer overflow warning that ultimatively happens because > > of TREE_OVERFLOW propagating through transforms and the existing guard > > against this, > > > > 375 if (TREE_OVERFLO

Re: [PATCH][C] c/95141 - fix bogus integer overflow warning

2020-05-19 Thread Joseph Myers
On Tue, 19 May 2020, Richard Biener wrote: > This fixes an integer overflow warning that ultimatively happens because > of TREE_OVERFLOW propagating through transforms and the existing guard > against this, > > 375 if (TREE_OVERFLOW_P (ret) > 376 && !TREE_OVERFLOW_P (op0)

[PATCH][C] c/95141 - fix bogus integer overflow warning

2020-05-18 Thread Richard Biener
This fixes an integer overflow warning that ultimatively happens because of TREE_OVERFLOW propagating through transforms and the existing guard against this, 375 if (TREE_OVERFLOW_P (ret) 376 && !TREE_OVERFLOW_P (op0) 377 && !TREE_OVERFLOW_P (op1)) 378