[all-commits] [llvm/llvm-project] ab89c1: [flang] Add lowering TODO for separate module proc...

[Valentin Clement (バレンタイン クレメン) via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ab89c132b547951945788fc2a0969cf64b0df4cd
      https://github.com/llvm/llvm-project/commit/ab89c132b547951945788fc2a0969cf64b0df4cd
  Author: Valentin Clement <clementval at gmail.com>
  Date:   2022-06-23 (Thu, 23 Jun 2022)

  Changed paths:
    M flang/lib/Lower/Bridge.cpp

  Log Message:
  -----------
  [flang] Add lowering TODO for separate module procedures

MODULE FUNCTION and MODULE SUBROUTINE currently cause lowering crash:
"symbol is not mapped to any IR value" because special care is needed
to handle their interface.

Add a TODO for now.

Example of program that crashed and will hit the TODO:

```
module mod
  interface
    module subroutine sub
    end subroutine
  end interface
contains
  module subroutine sub
    x = 42
  end subroutine
end module
```

This patch is part of the upstreaming effort from fir-dev branch.

Reviewed By: jeanPerier

Differential Revision: https://reviews.llvm.org/D128412

Co-authored-by: Jean Perier <jperier at nvidia.com>