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Diffstat (limited to 'gcc/testsuite/gfortran.dg/internal_pack_11.f90')
| -rw-r--r-- | gcc/testsuite/gfortran.dg/internal_pack_11.f90 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/internal_pack_11.f90 b/gcc/testsuite/gfortran.dg/internal_pack_11.f90 new file mode 100644 index 000000000..8f573b4fd --- /dev/null +++ b/gcc/testsuite/gfortran.dg/internal_pack_11.f90 @@ -0,0 +1,18 @@ +! { dg-do compile } +! { dg-options "-fdump-tree-original" } +! +! Test the fix for PR43173, where unnecessary calls to internal_pack/unpack +! were being produced below. These references are contiguous and so do not +! need a temporary. +! +! Contributed Tobias Burnus <burnus@gcc.gnu.org> +! + REAL, allocatable :: ot(:) + integer :: time_steps + + call foo (ot) ! OK, no temporary + call foo (ot(0:5:1)) ! Was an unnecessary temporary + call foo (ot(0:time_steps)) ! Was an unnecessary temporary + end +! { dg-final { scan-tree-dump-times "unpack" 0 "original" } } +! { dg-final { cleanup-tree-dump "original" } } |