diff options
Diffstat (limited to 'gcc/c/c-decl.c')
| -rw-r--r-- | gcc/c/c-decl.c | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/gcc/c/c-decl.c b/gcc/c/c-decl.c index aaccaa88006..5f6f3ee2ad7 100644 --- a/gcc/c/c-decl.c +++ b/gcc/c/c-decl.c @@ -8037,7 +8037,24 @@ finish_enum (tree enumtype, tree values, tree attributes) precision = MAX (tree_int_cst_min_precision (minnode, sign), tree_int_cst_min_precision (maxnode, sign)); - if (TYPE_PACKED (enumtype) || precision > TYPE_PRECISION (integer_type_node)) + /* If the precision of the type was specified with an attribute and it + was too small, give an error. Otherwise, use it. */ + if (TYPE_PRECISION (enumtype) && lookup_attribute ("mode", attributes)) + { + if (precision > TYPE_PRECISION (enumtype)) + { + TYPE_PRECISION (enumtype) = 0; + error ("specified mode too small for enumeral values"); + } + else + precision = TYPE_PRECISION (enumtype); + } + else + TYPE_PRECISION (enumtype) = 0; + + if (TYPE_PACKED (enumtype) + || precision > TYPE_PRECISION (integer_type_node) + || TYPE_PRECISION (enumtype)) { tem = c_common_type_for_size (precision, sign == UNSIGNED ? 1 : 0); if (tem == NULL) @@ -8054,17 +8071,7 @@ finish_enum (tree enumtype, tree values, tree attributes) TYPE_UNSIGNED (enumtype) = TYPE_UNSIGNED (tem); TYPE_ALIGN (enumtype) = TYPE_ALIGN (tem); TYPE_SIZE (enumtype) = 0; - - /* If the precision of the type was specified with an attribute and it - was too small, give an error. Otherwise, use it. */ - if (TYPE_PRECISION (enumtype) - && lookup_attribute ("mode", attributes)) - { - if (precision > TYPE_PRECISION (enumtype)) - error ("specified mode too small for enumeral values"); - } - else - TYPE_PRECISION (enumtype) = TYPE_PRECISION (tem); + TYPE_PRECISION (enumtype) = TYPE_PRECISION (tem); layout_type (enumtype); |