[Bug fortran/61910] undefined computation in trans-expr.c gfc_conv_cst_int_power

[zeccav at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61910

--- Comment #3 from Vittorio Zecca <zeccav at gmail dot com> ---
A fix for the offending instruction at trans-expr.c:2107
"n = (unsigned HOST_WIDE_INT) (m < 0 ? -m : m);"
might be
"n = (unsigned HOST_WIDE_INT) (m < 0 ? - (unsigned HOST_WIDE_INT) m : m);"
So it seems this is not a sanitizer bug.