[Bug fortran/106331] [12/13 Regression] Whole array assignment of empty string segfaults with -Og since r12-2633-ge5e164effa30fd2b

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106331

--- Comment #5 from H.J. Lu <hjl.tools at gmail dot com> ---
The memory alignment passed to __builtin_memset shouldn't be 16 bytes in
this case.