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| author | Mark Mitchell <mmitchel@gcc.gnu.org> | 1999-08-29 00:51:31 +0000 |
|---|---|---|
| committer | Mark Mitchell <mmitchel@gcc.gnu.org> | 1999-08-29 00:51:31 +0000 |
| commit | b5434ee085ff13e95435313b907eff3f2f99f931 (patch) | |
| tree | bb9a1aa55eda7536113cfcbec3382d778daf45e7 | |
| parent | 5aabad0023667049e899ee4d16688a8b6bd73e48 (diff) | |
| download | gcc-b5434ee085ff13e95435313b907eff3f2f99f931.zip gcc-b5434ee085ff13e95435313b907eff3f2f99f931.tar.gz gcc-b5434ee085ff13e95435313b907eff3f2f99f931.tar.bz2 | |
cp-tree.def (LABEL_STMT): New tree node.
* cp-tree.def (LABEL_STMT): New tree node.
(LABEL_STMT_LABEL): New macro.
(shadow_label): Remove.
(declare_local_label): New function.
(finish_label_decl): Likewise.
* decl.c (make_label_decl): New function, split out from
lookup_label.
(shadowed_labels): Remove.
(binding_level): Add shadowed_labels.
(clear_binding_level): Remove.
(push_binding_level): Just bzero the new binding level.
(pushlevel): Fix indentation.
(pop_label): New function.
(pop_labels): Likewise, split out from poplevel.
(poplevel): Pop local labels. Use pop_labels.
(maybe_push_to_top_level): Don't clear shadowed_labels.
(lookup_label): Use make_label_decl.
(shadow_label): Remove.
(declare_local_label): New function.
(define_label): Simplify.
(start_function): Don't clear shadowed_labels.
(cp_function): Remove shadowed_labels.
(push_cp_function_context): Don't save shadowed_labels.
(pop_cp_function_context): Don't restore it.
* dump.c (dequeue_and_dump): Handle LABEL_STMT.
* parse.y (label_decl): Use finish_label_decl.
* pt.c (tsubst_expr): Handle LABEL_STMTs, and local label
declarations.
* semantics.c (finish_label_stmt): Add a LABEL_STMT when
building_stmt_tree.
(finish_label_decl): New function.
(expand_stmt): Handle LABEL_STMTs and local label declarations.
From-SVN: r28950
| -rw-r--r-- | gcc/cp/cp-tree.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/cp/cp-tree.h b/gcc/cp/cp-tree.h index a9f4b29..5c32998 100644 --- a/gcc/cp/cp-tree.h +++ b/gcc/cp/cp-tree.h @@ -43,7 +43,7 @@ Boston, MA 02111-1307, USA. */ DELETE_EXPR_USE_VEC (in DELETE_EXPR). (TREE_CALLS_NEW) (in _EXPR or _REF) (commented-out). TYPE_USES_COMPLEX_INHERITANCE (in _TYPE). - C_DECLARED_LABEL_FLAG. + C_DECLARED_LABEL_FLAG (in LABEL_DECL) INHERITED_VALUE_BINDING_P (in CPLUS_BINDING) BASELINK_P (in TREE_LIST) ICS_ELLIPSIS_FLAG (in _CONV) @@ -2159,6 +2159,7 @@ extern int flag_new_for_scope; #define DECL_STMT_DECL(NODE) TREE_OPERAND (NODE, 0) #define STMT_EXPR_STMT(NODE) TREE_OPERAND (NODE, 0) #define SUBOBJECT_CLEANUP(NODE) TREE_OPERAND (NODE, 0) +#define LABEL_STMT_LABEL(NODE) TREE_OPERAND (NODE, 0) /* Nonzero for an ASM_STMT if the assembly statement is volatile. */ #define ASM_VOLATILE_P(NODE) \ @@ -2894,7 +2895,7 @@ extern tree push_using_directive PROTO((tree)); extern void push_class_level_binding PROTO((tree, tree)); extern tree implicitly_declare PROTO((tree)); extern tree lookup_label PROTO((tree)); -extern tree shadow_label PROTO((tree)); +extern tree declare_local_label PROTO((tree)); extern tree define_label PROTO((char *, int, tree)); extern void push_switch PROTO((void)); extern void pop_switch PROTO((void)); @@ -3360,6 +3361,7 @@ extern tree begin_compound_stmt PROTO((int)); extern tree finish_compound_stmt PROTO((int, tree)); extern void finish_asm_stmt PROTO((tree, tree, tree, tree, tree)); extern void finish_label_stmt PROTO((tree)); +extern void finish_label_decl PROTO((tree)); extern void finish_subobject PROTO((tree)); extern tree finish_parenthesized_expr PROTO((tree)); extern tree begin_stmt_expr PROTO((void)); |