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authorSteve Kargl <sgk@troutmask.apl.washington.edu>2020-08-30 17:48:12 +0000
committerJosé Rui Faustino de Sousa <jrfsousa@gmail.com>2020-08-30 17:49:25 +0000
commitcd49b7067893b548a10c99ea0cb6aba2977eef2e (patch)
tree6297fe037fdcac76dc74c24ca42ed19a1c55064e /gcc/fortran/simplify.c
parent8e1be7efcb1c68dd82e2b2c1bcf3e5ace245654d (diff)
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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.
Diffstat (limited to 'gcc/fortran/simplify.c')
-rw-r--r--gcc/fortran/simplify.c2
1 files changed, 1 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]);