[Bug rtl-optimization/125375] [16/17 Regression] wrong code at -O{2,3} with "-fno-inline -fno-compare-elim" on x86_64-linux-gnu since r16-1551

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125375

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
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  Attachment #64524|0                           |1
        is obsolete|                            |

--- Comment #18 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 64525
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=64525&action=edit
A DCE patch to always keep return value clobber