diff options
Diffstat (limited to 'gcc/tree.c')
| -rw-r--r-- | gcc/tree.c | 42 |
1 files changed, 10 insertions, 32 deletions
diff --git a/gcc/tree.c b/gcc/tree.c index 769b332e244..7fa7649d2f9 100644 --- a/gcc/tree.c +++ b/gcc/tree.c @@ -4152,13 +4152,10 @@ free_lang_data_in_binfo (tree binfo) gcc_assert (TREE_CODE (binfo) == TREE_BINFO); - BINFO_OFFSET (binfo) = NULL_TREE; BINFO_VTABLE (binfo) = NULL_TREE; - BINFO_VPTR_FIELD (binfo) = NULL_TREE; BINFO_BASE_ACCESSES (binfo) = NULL; BINFO_INHERITANCE_CHAIN (binfo) = NULL_TREE; BINFO_SUBVTT_INDEX (binfo) = NULL_TREE; - BINFO_VPTR_FIELD (binfo) = NULL_TREE; for (i = 0; VEC_iterate (tree, BINFO_BASE_BINFOS (binfo), i, t); i++) free_lang_data_in_binfo (t); @@ -4253,7 +4250,8 @@ free_lang_data_in_type (tree type) } TYPE_CONTEXT (type) = NULL_TREE; - TYPE_STUB_DECL (type) = NULL_TREE; + if (debug_info_level < DINFO_LEVEL_TERSE) + TYPE_STUB_DECL (type) = NULL_TREE; } @@ -4380,29 +4378,16 @@ free_lang_data_in_decl (tree decl) } } - if (TREE_CODE (decl) == PARM_DECL - || TREE_CODE (decl) == FIELD_DECL - || TREE_CODE (decl) == RESULT_DECL) - { - tree unit_size = DECL_SIZE_UNIT (decl); - tree size = DECL_SIZE (decl); - if ((unit_size && TREE_CODE (unit_size) != INTEGER_CST) - || (size && TREE_CODE (size) != INTEGER_CST)) - { - DECL_SIZE_UNIT (decl) = NULL_TREE; - DECL_SIZE (decl) = NULL_TREE; - } + /* ??? We could free non-constant DECL_SIZE, DECL_SIZE_UNIT + and DECL_FIELD_OFFSET. But it's cheap enough to not do + that and refrain from adding workarounds to dwarf2out.c */ - if (TREE_CODE (decl) == FIELD_DECL - && DECL_FIELD_OFFSET (decl) - && TREE_CODE (DECL_FIELD_OFFSET (decl)) != INTEGER_CST) - DECL_FIELD_OFFSET (decl) = NULL_TREE; + /* DECL_FCONTEXT is only used for debug info generation. */ + if (TREE_CODE (decl) == FIELD_DECL + && debug_info_level < DINFO_LEVEL_TERSE) + DECL_FCONTEXT (decl) = NULL_TREE; - /* DECL_FCONTEXT is only used for debug info generation. */ - if (TREE_CODE (decl) == FIELD_DECL) - DECL_FCONTEXT (decl) = NULL_TREE; - } - else if (TREE_CODE (decl) == FUNCTION_DECL) + if (TREE_CODE (decl) == FUNCTION_DECL) { if (gimple_has_body_p (decl)) { @@ -4977,13 +4962,6 @@ free_lang_data (void) diagnostic_finalizer (global_dc) = default_diagnostic_finalizer; diagnostic_format_decoder (global_dc) = default_tree_printer; - /* FIXME. We remove sufficient language data that the debug - info writer gets completely confused. Disable debug information - for now. */ - debug_info_level = DINFO_LEVEL_NONE; - write_symbols = NO_DEBUG; - debug_hooks = &do_nothing_debug_hooks; - return 0; } |