diff options
Diffstat (limited to 'gcc/tree.c')
| -rw-r--r-- | gcc/tree.c | 66 |
1 files changed, 8 insertions, 58 deletions
@@ -352,53 +352,6 @@ initialize_tree_contains_struct (void) { unsigned i; -#define MARK_TS_BASE(C) \ - do { \ - tree_contains_struct[C][TS_BASE] = 1; \ - } while (0) - -#define MARK_TS_TYPED(C) \ - do { \ - MARK_TS_BASE (C); \ - tree_contains_struct[C][TS_TYPED] = 1; \ - } while (0) - -#define MARK_TS_COMMON(C) \ - do { \ - MARK_TS_TYPED (C); \ - tree_contains_struct[C][TS_COMMON] = 1; \ - } while (0) - -#define MARK_TS_DECL_MINIMAL(C) \ - do { \ - MARK_TS_COMMON (C); \ - tree_contains_struct[C][TS_DECL_MINIMAL] = 1; \ - } while (0) - -#define MARK_TS_DECL_COMMON(C) \ - do { \ - MARK_TS_DECL_MINIMAL (C); \ - tree_contains_struct[C][TS_DECL_COMMON] = 1; \ - } while (0) - -#define MARK_TS_DECL_WRTL(C) \ - do { \ - MARK_TS_DECL_COMMON (C); \ - tree_contains_struct[C][TS_DECL_WRTL] = 1; \ - } while (0) - -#define MARK_TS_DECL_WITH_VIS(C) \ - do { \ - MARK_TS_DECL_WRTL (C); \ - tree_contains_struct[C][TS_DECL_WITH_VIS] = 1; \ - } while (0) - -#define MARK_TS_DECL_NON_COMMON(C) \ - do { \ - MARK_TS_DECL_WITH_VIS (C); \ - tree_contains_struct[C][TS_DECL_NON_COMMON] = 1; \ - } while (0) - for (i = ERROR_MARK; i < LAST_AND_UNUSED_TREE_CODE; i++) { enum tree_code code; @@ -413,10 +366,14 @@ initialize_tree_contains_struct (void) /* Mark all the structures that TS is derived from. */ switch (ts_code) { - case TS_COMMON: + case TS_TYPED: MARK_TS_BASE (code); break; + case TS_COMMON: + MARK_TS_TYPED (code); + break; + case TS_INT_CST: case TS_REAL_CST: case TS_FIXED_CST: @@ -521,14 +478,6 @@ initialize_tree_contains_struct (void) gcc_assert (tree_contains_struct[FUNCTION_DECL][TS_FUNCTION_DECL]); gcc_assert (tree_contains_struct[IMPORTED_DECL][TS_DECL_MINIMAL]); gcc_assert (tree_contains_struct[IMPORTED_DECL][TS_DECL_COMMON]); - -#undef MARK_TS_BASE -#undef MARK_TS_COMMON -#undef MARK_TS_DECL_MINIMAL -#undef MARK_TS_DECL_COMMON -#undef MARK_TS_DECL_WRTL -#undef MARK_TS_DECL_WITH_VIS -#undef MARK_TS_DECL_NON_COMMON } @@ -964,7 +913,7 @@ make_node_stat (enum tree_code code MEM_STAT_DECL) } /* Return a new node with the same contents as NODE except that its - TREE_CHAIN is zero and it has a fresh uid. */ + TREE_CHAIN, if it has one, is zero and it has a fresh uid. */ tree copy_node_stat (tree node MEM_STAT_DECL) @@ -980,7 +929,8 @@ copy_node_stat (tree node MEM_STAT_DECL) t = ggc_alloc_zone_tree_node_stat (&tree_zone, length PASS_MEM_STAT); memcpy (t, node, length); - TREE_CHAIN (t) = 0; + if (CODE_CONTAINS_STRUCT (code, TS_COMMON)) + TREE_CHAIN (t) = 0; TREE_ASM_WRITTEN (t) = 0; TREE_VISITED (t) = 0; if (code == VAR_DECL || code == PARM_DECL || code == RESULT_DECL) |