diff options
Diffstat (limited to 'gcc/tree.h')
| -rw-r--r-- | gcc/tree.h | 12 |
1 files changed, 8 insertions, 4 deletions
@@ -5553,22 +5553,26 @@ extern tree array_ref_low_bound (tree); /* Returns true if REF is an array reference, a component reference, or a memory reference to an array whose actual size might be larger than its upper bound implies. */ -extern bool array_ref_flexible_size_p (tree); +extern bool array_ref_flexible_size_p (tree, bool * = NULL); /* Return a tree representing the offset, in bytes, of the field referenced by EXP. This does not include any offset in DECL_FIELD_BIT_OFFSET. */ extern tree component_ref_field_offset (tree); -/* Describes a "special" array member due to which component_ref_size - returns null. */ +/* Describes a "special" array member for a COMPONENT_REF. */ enum struct special_array_member { none, /* Not a special array member. */ int_0, /* Interior array member with size zero. */ trail_0, /* Trailing array member with size zero. */ - trail_1 /* Trailing array member with one element. */ + trail_1, /* Trailing array member with one element. */ + trail_n, /* Trailing array member with two or more elements. */ + int_n /* Interior array member with one or more elements. */ }; +/* Determines the special array member type for a COMPONENT_REF. */ +extern special_array_member component_ref_sam_type (tree); + /* Return the size of the member referenced by the COMPONENT_REF, using its initializer expression if necessary in order to determine the size of an initialized flexible array member. The size might be zero for |