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| author | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-11-25 23:05:07 +0000 |
|---|---|---|
| committer | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-11-25 23:05:07 +0000 |
| commit | 4c4a180dae54e5a879c76015b3ed181283190872 (patch) | |
| tree | 695e737710e979a37c3a6c8eac41f4786c766cad /gcc/common.opt | |
| parent | cf9e7483762b2ef47f284997c46722e2f943a195 (diff) | |
| download | gcc-4c4a180dae54e5a879c76015b3ed181283190872.tar.gz | |
PR lto/67548
* lto-plugin.c (linker_output, linker_output_set): New statics.
(all_symbols_read_handler): Add -flinker-output option.
(onload): Record linker_output info.
* ipa-visibility.c (cgraph_externally_visible_p,
varpool_node::externally_visible_p): When doing incremental linking,
hidden symbols may be still used later.
(update_visibility_by_resolution_info): Do not drop weak during
incremental link.
(function_and_variable_visibility): Fix formating.
* flag-types.h (lto_linker_output): Declare.
* common.opt 9flag_incremental_link): New flag.
* lto-lang.c (lto_post_options): Process flag_lto_linker_output.
* lang.opt (lto_linker_output): New enum.
(flinker_output): New flag.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@230915 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/common.opt')
| -rw-r--r-- | gcc/common.opt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/common.opt b/gcc/common.opt index 3eb520eaef2..e1617c41bd8 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -46,6 +46,12 @@ int optimize_fast Variable bool in_lto_p = false +; This variable is set to non-0 only by LTO front-end. 1 indicates that +; the output produced will be used for incrmeental linking (thus weak symbols +; can still be bound). +Variable +int flag_incremental_link = 0 + ; 0 means straightforward implementation of complex divide acceptable. ; 1 means wide ranges of inputs must work for complex divide. ; 2 means C99-like requirements for complex multiply and divide. |