Re: [PATCH] Do not allow "x + 0.0" to "x" optimization with -fsignaling-nans

ing-nans [EXTERNAL] Caution: This email originated from outside of the organization. On 6/19/23 05:41, Richard Biener via Gcc-patches wrote: > On Mon, Jun 19, 2023 at 12:33 PM Toru Kisuki via Gcc-patches > wrote: >> >> Hi, >> >> >> With -O3 -fsignaling

[PATCH] Do not allow "x + 0.0" to "x" optimization with -fsignaling-nans

Hi, With -O3 -fsignaling-nans -fno-signed-zeros, compiler should not simplify 'x + 0.0' to 'x'. GCC Bugzilla : Bug 110305 gcc/ChangeLog: 2023-06-19 Toru Kisuki * simplify-rtx.cc (simplify_context::simplify_binary_operation_1): --- gcc/simplify-rtx.cc | 3 ++- 1 file changed, 2 inserti