1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/procedure_lvalue.f90 b/gcc/testsuite/gfortran.dg/procedure_lvalue.f90
new file mode 100644
index 000000000..741dc8c34
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/procedure_lvalue.f90
@@ -0,0 +1,21 @@
+! { dg-do compile }
+! Tests the fix for PR17911, where a USE associated l-value
+! would cause an ICE in gfc_conv_variable.
+! Test contributed by Tobias Schlueter  <tobi@gcc.gnu.org>
+module t
+  interface a
+     module procedure b
+  end interface
+contains
+  integer function b(x)
+    b = x
+  end function b
+end module t
+
+subroutine r
+  use t
+  b = 1.       ! { dg-error "is not a variable" }
+  y = a(1.)
+end subroutine r
+
+! { dg-final { cleanup-modules "t" } }