When a derived type has a procedure pointer component with no interface,
we can't do a lot of checking on its call sites, but we can at least require
that the same procedure pointer component be used consistently as either
a function or as a subroutine, but not both.
Differential Revision: https://reviews.llvm.org/D136905
common::visit(
common::visitors{
[&](const parser::Name &x) { HandleProcedureName(procFlag, x); },
- [&](const parser::ProcComponentRef &x) { Walk(x); },
+ [&](const parser::ProcComponentRef &x) {
+ Walk(x);
+ const parser::Name &name{x.v.thing.component};
+ if (Symbol * symbol{name.symbol}) {
+ if (IsProcedure(*symbol)) {
+ SetProcFlag(name, *symbol, procFlag);
+ }
+ }
+ },
},
std::get<parser::ProcedureDesignator>(call.t).u);
Walk(std::get<std::list<parser::ActualArgSpec>>(call.t));
function b8()
b8 = 0.0
end
+
+subroutine s9
+ type t
+ procedure(), nopass, pointer :: p1, p2
+ end type
+ type(t) x
+ print *, x%p1()
+ call x%p2
+ !ERROR: Cannot call function 'p1' like a subroutine
+ call x%p1
+ !ERROR: Cannot call subroutine 'p2' like a function
+ print *, x%p2()
+end subroutine