1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/contained_1.f90 b/gcc/testsuite/gfortran.dg/contained_1.f90
new file mode 100644
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+++ b/gcc/testsuite/gfortran.dg/contained_1.f90
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+! PR15986
+! Siblings may be used as actual arguments, in which case they look like
+! variables during parsing.  Also checks that actual variables aren't replaced
+! by siblings with the same name
+! { dg-do run }
+module contained_1_mod
+integer i
+contains
+subroutine a
+  integer :: c = 42
+  call sub(b, c)
+end subroutine a
+subroutine b()
+  i = i + 1
+end subroutine b
+subroutine c
+end subroutine
+end module
+
+subroutine sub (proc, var)
+  external proc1
+  integer var
+
+  if (var .ne. 42) call abort
+  call proc
+end subroutine
+
+program contained_1
+  use contained_1_mod
+  i = 0
+  call a
+  if (i .ne. 1) call abort
+end program