https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125650
Steve Kargl <kargl at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |kargl at gcc dot gnu.org
Priority|P3 |P4
Known to work| |15.2.1, 16.1.0, 17.0
--- Comment #1 from Steve Kargl <kargl at gcc dot gnu.org> ---
Looks like it's fixed on 16.0.1 and 17.0
% gfcx -o z o4.f90 && ./z
pass
% gfc16 -o z o4.f90 && ./z
pass
% gfc15 -o z o4.f90 && ./z
o4.f90:30:9:
30 | if(cc(3:5) .eq. 'acc') then
| 1
internal compiler error: in gfc_conv_expr_op, at fortran/trans-expr.cc:4293
0x2232ada internal_error(char const*, ...)
Note, I could have a too old 15.2.1
% gfc15 --version
GNU Fortran (GCC) 15.2.1 20260424