diff options
Diffstat (limited to 'gcc/fortran/io.c')
| -rw-r--r-- | gcc/fortran/io.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/gcc/fortran/io.c b/gcc/fortran/io.c index 9c3e689..541e6ef 100644 --- a/gcc/fortran/io.c +++ b/gcc/fortran/io.c @@ -1636,6 +1636,12 @@ resolve_tag_format (gfc_expr *e) gfc_expr *r; gfc_char_t *dest, *src; + if (e->value.constructor == NULL) + { + gfc_error ("FORMAT tag at %C cannot be a zero-sized array"); + return false; + } + n = 0; c = gfc_constructor_first (e->value.constructor); len = c->expr->value.character.length; @@ -3245,12 +3251,21 @@ gfc_resolve_dt (gfc_dt *dt, locus *loc) { gfc_expr *e; io_kind k; + locus tmp; /* This is set in any case. */ gcc_assert (dt->dt_io_kind); k = dt->dt_io_kind->value.iokind; - RESOLVE_TAG (&tag_format, dt->format_expr); + tmp = gfc_current_locus; + gfc_current_locus = *loc; + if (!resolve_tag (&tag_format, dt->format_expr)) + { + gfc_current_locus = tmp; + return false; + } + gfc_current_locus = tmp; + RESOLVE_TAG (&tag_rec, dt->rec); RESOLVE_TAG (&tag_spos, dt->pos); RESOLVE_TAG (&tag_advance, dt->advance); |