[Flang][OpenMP][Offload] Add new runtime tests for issue cases

Author: agozillon

offload/test/offloading/fortran/dtype-char-array-map-2.f90

@@ -0,0 +1,25 @@
+! Offloading test that verifies certain type of character string arrays
+! map to and from device without problem.
+! REQUIRES: flang, amdgpu
+
+! RUN: %libomptarget-compile-fortran-run-and-check-generic
+program main
+  implicit none
+  type char_t
+    CHARACTER(LEN=16), dimension(10,10) :: char_arr
+  end type char_t
+  type(char_t) :: dtype_char
+
+!$omp target enter data map(alloc:dtype_char%char_arr)
+
+!$omp target
+    dtype_char%char_arr(2,2) = 'c'
+!$omp end target
+
+!$omp target update from(dtype_char%char_arr)
+
+
+ print *, dtype_char%char_arr(2,2)
+end program
+
+!CHECK: c

offload/test/offloading/fortran/dtype-char-array-map.f90

@@ -0,0 +1,27 @@
+! Offloading test that verifies certain type of character string arrays
+! (in this case allocatable) map to and from device without problem.
+! REQUIRES: flang, amdgpu
+
+! RUN: %libomptarget-compile-fortran-run-and-check-generic
+program main
+  implicit none
+  type char_t
+    CHARACTER(LEN=16), dimension(:,:), allocatable :: char_arr
+  end type char_t
+  type(char_t) :: dtype_char
+
+  allocate(dtype_char%char_arr(10,10))
+
+!$omp target enter data map(alloc:dtype_char%char_arr)
+
+!$omp target
+    dtype_char%char_arr(2,2) = 'c'
+!$omp end target
+
+!$omp target update from(dtype_char%char_arr)
+
+
+ print *, dtype_char%char_arr(2,2)
+end program
+
+!CHECK: c