diff options
| author | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-12-27 13:33:19 +0000 |
|---|---|---|
| committer | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-12-27 13:33:19 +0000 |
| commit | 7b3390b4f06997177addab2c63c39a5bb5ce8eca (patch) | |
| tree | c2f9b5e26278bf362e815a91bfb8ed6d1867f1f2 /gcc/ipa-visibility.c | |
| parent | bf9325f8610a4042de86441ce91fb1de4c0dca00 (diff) | |
| download | gcc-7b3390b4f06997177addab2c63c39a5bb5ce8eca.tar.gz | |
* ipa-visibility.c (function_and_variable_visibility): Do not
dissolve comdat groups when in LTO mode.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@231965 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/ipa-visibility.c')
| -rw-r--r-- | gcc/ipa-visibility.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/gcc/ipa-visibility.c b/gcc/ipa-visibility.c index 4b48d6e5b8b..1f8c2e8db69 100644 --- a/gcc/ipa-visibility.c +++ b/gcc/ipa-visibility.c @@ -493,8 +493,12 @@ function_and_variable_visibility (bool whole_program) DECL_COMDAT (node->decl) = 0; /* For external decls stop tracking same_comdat_group. It doesn't matter - what comdat group they are in when they won't be emitted in this TU. */ - if (node->same_comdat_group && DECL_EXTERNAL (node->decl)) + what comdat group they are in when they won't be emitted in this TU. + + An exception is LTO where we may end up with both external + and non-external declarations in the same comdat group in + the case declarations was not merged. */ + if (node->same_comdat_group && DECL_EXTERNAL (node->decl) && !in_lto_p) { if (flag_checking) { |