diff options
| author | Steve Kargl <sgk@troutmask.apl.washington.edu> | 2020-08-30 17:48:12 +0000 |
|---|---|---|
| committer | José Rui Faustino de Sousa <jrfsousa@gmail.com> | 2020-08-30 17:49:25 +0000 |
| commit | cd49b7067893b548a10c99ea0cb6aba2977eef2e (patch) | |
| tree | 6297fe037fdcac76dc74c24ca42ed19a1c55064e | |
| parent | 8e1be7efcb1c68dd82e2b2c1bcf3e5ace245654d (diff) | |
| download | gcc-cd49b7067893b548a10c99ea0cb6aba2977eef2e.zip gcc-cd49b7067893b548a10c99ea0cb6aba2977eef2e.tar.gz gcc-cd49b7067893b548a10c99ea0cb6aba2977eef2e.tar.bz2 | |
2020-8-21 Steve Kargl <sgk@troutmask.apl.washington.edu>
gcc/fortran/ChangeLog:
PR fortran/95352
* simplify.c (simplify_bound_dim): Add check for NULL pointer
before trying to access structure member.
José Rui Faustino de Sousa <jrfsousa@gmail.com>
gcc/testsuite/ChangeLog:
* gfortran.dg/PR95352.f90: New test.
| -rw-r--r-- | gcc/fortran/simplify.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/PR95352.f90 | 27 |
2 files changed, 28 insertions, 1 deletions
diff --git a/gcc/fortran/simplify.c b/gcc/fortran/simplify.c index 8e0d2f9..bfd410c 100644 --- a/gcc/fortran/simplify.c +++ b/gcc/fortran/simplify.c @@ -4080,7 +4080,7 @@ simplify_bound_dim (gfc_expr *array, gfc_expr *kind, int d, int upper, || (coarray && d == as->rank + as->corank && (!upper || flag_coarray == GFC_FCOARRAY_SINGLE))) { - if (as->lower[d-1]->expr_type == EXPR_CONSTANT) + if (as->lower[d-1] && as->lower[d-1]->expr_type == EXPR_CONSTANT) { gfc_free_expr (result); return gfc_copy_expr (as->lower[d-1]); diff --git a/gcc/testsuite/gfortran.dg/PR95352.f90 b/gcc/testsuite/gfortran.dg/PR95352.f90 new file mode 100644 index 0000000..20c8167 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/PR95352.f90 @@ -0,0 +1,27 @@ +! { dg-do compile } +! +! Test the fix for PR95352 +! + +module ice6_m + + implicit none + +contains + + function ice6_s(a) result(ierr) + integer, intent(in) :: a(..) + + integer :: ierr + + integer :: lb + + select rank(a) + rank(*) + lb = lbound(a, dim=1) + if(lbound(a, dim=1)/=lb) ierr = -1 + end select + return + end function ice6_s + +end module ice6_m |