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| author | Richard Guenther <rguenther@suse.de> | 2009-12-15 16:30:22 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2009-12-15 16:30:22 +0000 |
| commit | 2a71eb48e4348f8bc33f9b02e45fd69adbe66b9c (patch) | |
| tree | b88b0549fc1a571763835c3ca441355bf819abe1 /gcc/doc | |
| parent | 9f81eaccf9ab5a38f9a988ccc63a3299e18ef5b5 (diff) | |
| download | gcc-2a71eb48e4348f8bc33f9b02e45fd69adbe66b9c.zip gcc-2a71eb48e4348f8bc33f9b02e45fd69adbe66b9c.tar.gz gcc-2a71eb48e4348f8bc33f9b02e45fd69adbe66b9c.tar.bz2 | |
tree.c (free_lang_data_in_binfo): Do not free BINFO_OFFSET and BINFO_VPTR_FIELD.
2009-12-15 Richard Guenther <rguenther@suse.de>
* tree.c (free_lang_data_in_binfo): Do not free BINFO_OFFSET
and BINFO_VPTR_FIELD.
(free_lang_data_in_type): Do not free TYPE_STUB_DECL if we
generate debug information.
(free_lang_data_in_decl): Do not free DECL_SIZE_UNIT,
DECL_SIZE, DECL_FIELD_OFFSET and DECL_FCONTEXT.
(free_lang_data): Do not disable debuginfo.
* lto-streamer-out.c (write_symbol_vec): Deal with
non-constant DECL_SIZE.
(pack_ts_base_value_fields): Write types with false
TREE_ASM_WRITTEN.
(lto_output_ts_type_tree_pointers): Stream TYPE_STUB_DECL.
* lto-streamer-in.c (lto_input_ts_type_tree_pointers): Stream
TYPE_STUB_DECL.
* dwarf2out.c (add_pure_or_virtual_attribute): Check for
DECL_CONTEXT.
(gen_type_die_for_member): Test for TYPE_STUB_DECL.
* opts.c (decode_options): Do not disable var-tracking for lto.
* doc/invoke.texi (-flto): Document -flto vs. -g experimental
status.
(-fwhopr): Document experimental status.
lto/
* lto.c (lto_fixup_field_decl): Fixup DECL_FIELD_OFFSET.
(lto_post_options): Do not disable debuginfo.
From-SVN: r155259
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/invoke.texi | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 3a48494..b548d0c 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -7321,6 +7321,10 @@ types of hosts. The bytecode files are versioned and there is a strict version check, so bytecode files generated in one version of GCC will not work with an older/newer version of GCC. +Link time optimization does not play well with generating debugging +information. Combining @option{-flto} or @option{-fwhopr} with +@option{-g} is experimental. + This option is disabled by default. @item -fwhopr @@ -7337,6 +7341,8 @@ that otherwise would not fit in memory. This option enables Disabled by default. +This option is experimental. + @item -fwpa @opindex fwpa This is an internal option used by GCC when compiling with |