[Bug middle-end/125977] emit_block_move_via_pattern/set_storage_via_setmem don't check min_size == max_size

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125977

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

           What    |Removed                     |Added
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  Attachment #64846|0                           |1
        is obsolete|                            |

--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 64847
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=64847&action=edit
A patch with tests