diff options
Diffstat (limited to 'gcc/testsuite/gfortran.dg/c_f_pointer_tests_3.f90')
-rw-r--r-- | gcc/testsuite/gfortran.dg/c_f_pointer_tests_3.f90 | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/c_f_pointer_tests_3.f90 b/gcc/testsuite/gfortran.dg/c_f_pointer_tests_3.f90 new file mode 100644 index 000000000..3b28f52b4 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/c_f_pointer_tests_3.f90 @@ -0,0 +1,35 @@ +! { dg-do compile } +! { dg-options "-O2 -fdump-tree-original" } +! +! PR fortran/32600 c_f_pointer w/o shape +! PR fortran/32580 c_f_procpointer +! +! Verify that c_f_prointer [w/o shape] and c_f_procpointer generate +! the right code - and no library call + +program test + use iso_c_binding + implicit none + type(c_ptr) :: cptr + type(c_funptr) :: cfunptr + integer(4), pointer :: fptr + integer(4), pointer :: fptr_array(:) + procedure(integer(4)), pointer :: fprocptr + + call c_f_pointer(cptr, fptr) + call c_f_pointer(cptr, fptr_array, [ 1 ]) + call c_f_procpointer(cfunptr, fprocptr) +end program test + +! Make sure there is only a single function call: +! { dg-final { scan-tree-dump-times "c_f" 1 "original" } } +! { dg-final { scan-tree-dump-times "c_f_pointer" 1 "original" } } +! { dg-final { scan-tree-dump-times "c_f_pointer_i4" 1 "original" } } +! +! Check scalar c_f_pointer +! { dg-final { scan-tree-dump-times " fptr = .integer.kind=4. .. cptr" 1 "original" } } +! +! Check c_f_procpointer +! { dg-final { scan-tree-dump-times " fprocptr = .integer.kind=4. .\\*<.*>. .void.. cfunptr;" 1 "original" } } +! +! { dg-final { cleanup-tree-dump "original" } } |