Re: [patch] Fix PR tree-optimization/86514

2018-07-16 Thread Richard Biener
On Mon, Jul 16, 2018 at 9:52 AM Eric Botcazou wrote: > > Hi, > > this is a regression present on the mainline and 8 branch in the form of wrong > code generated for an Ada program manipulating bit-packed boolean array types. > > The problem is in the new range optimization code of the reassoc pass

[patch] Fix PR tree-optimization/86514

2018-07-16 Thread Eric Botcazou
Hi, this is a regression present on the mainline and 8 branch in the form of wrong code generated for an Ada program manipulating bit-packed boolean array types. The problem is in the new range optimization code of the reassoc pass: from _64 = _63 | 4; _73 = _64 & 191; _76 = _64 >> 6; _