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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/gfortran.dg/c_ptr_tests_12.f03 | |
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Diffstat (limited to 'gcc/testsuite/gfortran.dg/c_ptr_tests_12.f03')
-rw-r--r-- | gcc/testsuite/gfortran.dg/c_ptr_tests_12.f03 | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/c_ptr_tests_12.f03 b/gcc/testsuite/gfortran.dg/c_ptr_tests_12.f03 new file mode 100644 index 000000000..71e817093 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/c_ptr_tests_12.f03 @@ -0,0 +1,45 @@ +! { dg-do compile } +! Verify that initialization of c_ptr components works. This is based on +! code from fgsl: +! http://www.lrz-muenchen.de/services/software/mathematik/gsl/fortran/ +! and tests PR 33395. +module fgsl + use, intrinsic :: iso_c_binding + implicit none +! +! +! Kind and length parameters are default integer +! + integer, parameter, public :: fgsl_double = c_double + +! +! Types : Array support +! + type, public :: fgsl_vector + private + type(c_ptr) :: gsl_vector = c_null_ptr + end type fgsl_vector + +contains + function fgsl_vector_align(p_x, f_x) + real(fgsl_double), pointer :: p_x(:) + type(fgsl_vector) :: f_x + integer :: fgsl_vector_align + fgsl_vector_align = 4 + end function fgsl_vector_align +end module fgsl + +module tmod + use fgsl + implicit none +contains + subroutine expb_df() bind(c) + type(fgsl_vector) :: f_x + real(fgsl_double), pointer :: p_x(:) + integer :: status + status = fgsl_vector_align(p_x, f_x) + end subroutine expb_df +end module tmod + +! { dg-final { cleanup-modules "fgsl tmod" } } + |