https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107819
anlauf at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2022-11-22 Keywords| |ice-on-invalid-code, | |ice-on-valid-code Ever confirmed|0 |1 CC| |anlauf at gcc dot gnu.org --- Comment #2 from anlauf at gcc dot gnu.org --- Confirmed. Potential patch: diff --git a/gcc/fortran/trans-stmt.cc b/gcc/fortran/trans-stmt.cc index fd6d294147e..b288f1f9050 100644 --- a/gcc/fortran/trans-stmt.cc +++ b/gcc/fortran/trans-stmt.cc @@ -264,6 +264,7 @@ gfc_conv_elemental_dependencies (gfc_se * se, gfc_se * loopse, if (e->expr_type == EXPR_VARIABLE && e->rank && fsym && fsym->attr.intent != INTENT_IN + && !fsym->attr.value && gfc_check_fncall_dependency (e, fsym->attr.intent, sym, arg0, check_variable)) { Note that we get a (correct) warning for z1 after this fix: pr107819-z1.f90:4:10-16: 4 | call s (a(n), a) | 2 1 Warning: INTENT(OUT) actual argument at (1) might interfere with actual argument at (2).