diff options
Diffstat (limited to 'gcc/testsuite/gfortran.dg/pointer_remapping_4.f03')
| -rw-r--r-- | gcc/testsuite/gfortran.dg/pointer_remapping_4.f03 | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/pointer_remapping_4.f03 b/gcc/testsuite/gfortran.dg/pointer_remapping_4.f03 new file mode 100644 index 000000000..d196ddeb0 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pointer_remapping_4.f03 @@ -0,0 +1,33 @@ +! { dg-do run } +! { dg-options "-std=f2003 -fall-intrinsics -fcheck=bounds" } + +! PR fortran/45016 +! Check pointer bounds remapping at runtime. + +! Contributed by Daniel Kraft, d@domob.eu. + +PROGRAM main + IMPLICIT NONE + INTEGER, TARGET :: arr(2_2:5), basem(-2:-1, 3:4_1) + INTEGER, POINTER :: vec(:), vec2(:), mat(:, :) + + arr = (/ 1, 2, 3, 4 /) + basem = RESHAPE (arr, SHAPE (basem)) + + vec(0:) => arr + IF (LBOUND (vec, 1) /= 0 .OR. UBOUND (vec, 1) /= 3) CALL abort () + IF (ANY (vec /= arr)) CALL abort () + IF (vec(0) /= 1 .OR. vec(2) /= 3) CALL abort () + + ! Test with bound different of index type, so conversion is necessary. + vec2(-5_1:) => vec + IF (LBOUND (vec2, 1) /= -5 .OR. UBOUND (vec2, 1) /= -2) CALL abort () + IF (ANY (vec2 /= arr)) CALL abort () + IF (vec2(-5) /= 1 .OR. vec2(-3) /= 3) CALL abort () + + mat(1:, 2:) => basem + IF (ANY (LBOUND (mat) /= (/ 1, 2 /) .OR. UBOUND (mat) /= (/ 2, 3 /))) & + CALL abort () + IF (ANY (mat /= basem)) CALL abort () + IF (mat(1, 2) /= 1 .OR. mat(1, 3) /= 3 .OR. mat(2, 3) /= 4) CALL abort () +END PROGRAM main |