[Bug debug/93751] -g1 does not behave per manual

[stilor at att dot net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93751

Alexey Neyman <stilor at att dot net> changed:

           What    |Removed                     |Added
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  Attachment #47845|0                           |1
        is obsolete|                            |

--- Comment #10 from Alexey Neyman <stilor at att dot net> ---
Created attachment 47866
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47866&action=edit
Patch, v2