1 files changed, 37 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/pr17612.f90 b/gcc/testsuite/gfortran.dg/pr17612.f90
new file mode 100644
index 000000000..1b6853269
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pr17612.f90
@@ -0,0 +1,37 @@
+! { dg-do run }
+! PR 17612
+! We used to not determine the length of character-valued expressions
+! correctly, leading to a segfault.
+program prog
+  character(len=2), target :: c(4)
+  type pseudo_upf 
+     character(len=2), pointer :: els(:)
+  end type pseudo_upf
+  type (pseudo_upf) :: p
+  type t
+    character(5) :: s(2)
+  end type
+  type (t) v
+  ! A full arrays.
+  c = (/"ab","cd","ef","gh"/)
+  call n(p)
+  if (any (c /= p%els)) call abort
+  ! An array section that needs a new array descriptor.
+  v%s(1) = "hello"
+  v%s(2) = "world"
+  call test (v%s)
+contains 
+
+  subroutine n (upf) 
+    type (pseudo_upf), intent(inout) :: upf 
+    upf%els => c
+    return 
+  end subroutine n
+
+  subroutine test(s)
+    character(len=*) :: s(:)
+    if ((len (s) .ne. 5) .or. (any (s .ne. (/"hello", "world"/)))) call abort
+  end subroutine
+end program
+  
+