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Diffstat (limited to 'gcc/testsuite/gfortran.dg/common_align_2.f90')
| -rw-r--r-- | gcc/testsuite/gfortran.dg/common_align_2.f90 | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/common_align_2.f90 b/gcc/testsuite/gfortran.dg/common_align_2.f90 new file mode 100644 index 000000000..09dd3e1fa --- /dev/null +++ b/gcc/testsuite/gfortran.dg/common_align_2.f90 @@ -0,0 +1,31 @@ +! { dg-do run } +! { dg-options "-pedantic-errors -mdalign" { target sh*-*-* } } +! Tests the fix for PR37614, in which the alignement of commons followed +! g77 rather than the standard or other compilers. +! +! Contributed by Tobias Burnus <burnus@gcc.gnu.org> +! +subroutine foo (z) + real(8) x, y, z + common i(8) + equivalence (x, i(3)),(y,i(7)) + if ((i(1) .ne. 42) .or. (i(5) .ne. 43)) call abort + if ((i(2) .ne. 0) .or. (i(2) .ne. 0)) call abort + if ((x .ne. z) .or. (y .ne. z)) call abort +end subroutine + +subroutine bar + common i(8) + i = 0 +end subroutine + + real(8) x, y + common i, x, j, y ! { dg-warning "Padding" } + call bar + i = 42 + j = 43 + x = atan (1.0)*4.0 + y = x + call foo (x) +end + |