diff options
Diffstat (limited to 'gcc/lto-streamer-out.c')
| -rw-r--r-- | gcc/lto-streamer-out.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/gcc/lto-streamer-out.c b/gcc/lto-streamer-out.c index 20e39913044..b6414b69ac2 100644 --- a/gcc/lto-streamer-out.c +++ b/gcc/lto-streamer-out.c @@ -2492,7 +2492,7 @@ produce_symtab (struct output_block *ob, if (DECL_EXTERNAL (node->decl)) continue; if (DECL_COMDAT (node->decl) - && cgraph_can_remove_if_no_direct_calls_p (node)) + && cgraph_comdat_can_be_unshared_p (node)) continue; if (node->alias || node->global.inlined_to) continue; @@ -2506,7 +2506,7 @@ produce_symtab (struct output_block *ob, if (!DECL_EXTERNAL (node->decl)) continue; if (DECL_COMDAT (node->decl) - && cgraph_can_remove_if_no_direct_calls_p (node)) + && cgraph_comdat_can_be_unshared_p (node)) continue; if (node->alias || node->global.inlined_to) continue; @@ -2521,6 +2521,14 @@ produce_symtab (struct output_block *ob, vnode = lto_varpool_encoder_deref (varpool_encoder, i); if (DECL_EXTERNAL (vnode->decl)) continue; + /* COMDAT virtual tables can be unshared. Do not declare them + in the LTO symbol table to prevent linker from forcing them + into the output. */ + if (DECL_COMDAT (vnode->decl) + && !vnode->force_output + && vnode->finalized + && DECL_VIRTUAL_P (vnode->decl)) + continue; if (vnode->alias) continue; write_symbol (cache, &stream, vnode->decl, seen, false); @@ -2532,6 +2540,11 @@ produce_symtab (struct output_block *ob, vnode = lto_varpool_encoder_deref (varpool_encoder, i); if (!DECL_EXTERNAL (vnode->decl)) continue; + if (DECL_COMDAT (vnode->decl) + && !vnode->force_output + && vnode->finalized + && DECL_VIRTUAL_P (vnode->decl)) + continue; if (vnode->alias) continue; write_symbol (cache, &stream, vnode->decl, seen, false); |