[gcc/devel/ranger] Added a test case from a PR that was fixed by something else.

[Aldy Hernandez]

https://gcc.gnu.org/g:87be4cecfc6e42390303be1ca92bc8bc587b0bd6

commit 87be4cecfc6e42390303be1ca92bc8bc587b0bd6
Author: Thomas König <tkoenig@gcc.gnu.org>
Date:   Sun Apr 12 17:02:08 2020 +0200

    Added a test case from a PR that was fixed by something else.
    
    2020-04-12  Thomas Koenig  <tkoenig@gcc.gnu.org>
    
            PR fortran/94091
            * gfortran.dg/char_length_22.f90: New test.
    
    Committed ChangeLog entry.

Diff:
---
 gcc/testsuite/ChangeLog                      |  5 +++++
 gcc/testsuite/gfortran.dg/char_length_22.f90 | 11 +++++++++++
 2 files changed, 16 insertions(+)

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index a5e8e6b3c0c..1343b8bec06 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2020-04-12  Thomas Koenig  <tkoenig@gcc.gnu.org>
+
+	PR fortran/94091
+	* gfortran.dg/char_length_22.f90: New test.
+
 2020-04-12  Iain Sandoe  <iain@sandoe.co.uk>
 
 	* gcc.target/i386/indirect-thunk-1.c: Adjust for fno-common
diff --git a/gcc/testsuite/gfortran.dg/char_length_22.f90 b/gcc/testsuite/gfortran.dg/char_length_22.f90
new file mode 100644
index 00000000000..7df8546ba7a
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/char_length_22.f90
@@ -0,0 +1,11 @@
+! { dg-do compile }
+! { dg-options "-O -Wall" }
+! PR 94091 - this used to give a bogus warning.
+! Test case by "MikeS".
+program tester
+  character(50) cname,fred
+  fred='1234567890123456789012345678901234567890' ! 40 characters
+  kk=len_trim(fred)
+  cname=fred(5:kk)
+  print *,kk,cname
+end program tester