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authorFrancois-Xavier Coudert <fxcoudert@gcc.gnu.org>2007-09-20 22:03:22 +0000
committerFrançois-Xavier Coudert <fxcoudert@gcc.gnu.org>2007-09-20 22:03:22 +0000
commit9fa6b0af1f0a8ec3d6799f54a7c8feedbbc0d4f9 (patch)
treec777e12a86d2297992869f6434a715f22b9b1da3 /gcc/fortran/symbol.c
parent4f68f111df59d8474f3635bb7a3eb5e0469b722b (diff)
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re PR fortran/33221 (Cannot declare variables of TYPE without components)
PR fortran/33221 * gfortran.h (symbol_attribute): Add zero_comp field. * symbol.c (gfc_use_derived): Handle case of emtpy derived types. * decl.c (gfc_match_data_decl): Likewise. (gfc_match_derived_decl): Likewise. * module.c (ab_attribute, attr_bits): Add AB_ZERO_COMP member. (mio_symbol_attribute): Write and read AB_ZERO_COMP. * resolve.c (resolve_symbol): Handle case of emtpy derived types. * parse.c (parse_derived): Likewise. * gfortran.dg/used_types_18.f90: Declare variable of empty derived type. From-SVN: r128633
Diffstat (limited to 'gcc/fortran/symbol.c')
-rw-r--r--gcc/fortran/symbol.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/fortran/symbol.c b/gcc/fortran/symbol.c
index 6ed366f..d6bd963 100644
--- a/gcc/fortran/symbol.c
+++ b/gcc/fortran/symbol.c
@@ -1703,7 +1703,7 @@ gfc_use_derived (gfc_symbol *sym)
gfc_symtree *st;
int i;
- if (sym->components != NULL)
+ if (sym->components != NULL || sym->attr.zero_comp)
return sym; /* Already defined. */
if (sym->ns->parent == NULL)