diff options
Diffstat (limited to 'gcc/testsuite/gfortran.dg/func_derived_2.f90')
-rw-r--r-- | gcc/testsuite/gfortran.dg/func_derived_2.f90 | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/func_derived_2.f90 b/gcc/testsuite/gfortran.dg/func_derived_2.f90 new file mode 100644 index 000000000..35860182a --- /dev/null +++ b/gcc/testsuite/gfortran.dg/func_derived_2.f90 @@ -0,0 +1,42 @@ +! { dg-do run } +! This tests the "virtual fix" for PR19561, where functions returning +! pointers to derived types were not generating correct code. This +! testcase is based on a simplified example in the PR discussion. +! +! Submitted by Paul Thomas pault@gcc.gnu.org +! Slightly extended by Tobias Schlüter +module mpoint + type :: mytype + integer :: i + end type mytype + +contains + + function get (a) result (b) + type (mytype), target :: a + type (mytype), pointer :: b + b => a + end function get + + function get2 (a) + type (mytype), target :: a + type (mytype), pointer :: get2 + get2 => a + end function get2 + +end module mpoint + +program func_derived_2 + use mpoint + type (mytype), target :: x + type (mytype), pointer :: y + x = mytype (42) + y => get (x) + if (y%i.ne.42) call abort () + + x = mytype (112) + y => get2 (x) + if (y%i.ne.112) call abort () +end program func_derived_2 + +! { dg-final { cleanup-modules "mpoint" } } |