1f26ac8748
PR c++/41090 Add -fdeclone-ctor-dtor. gcc/cp/ * optimize.c (can_alias_cdtor, populate_clone_array): Split out from maybe_clone_body. (maybe_thunk_body): New function. (maybe_clone_body): Call it. * mangle.c (write_mangled_name): Remove code to suppress writing of mangled name for cloned constructor or destructor. (write_special_name_constructor): Handle decloned constructor. (write_special_name_destructor): Handle decloned destructor. * method.c (trivial_fn_p): Handle decloning. * semantics.c (expand_or_defer_fn_1): Clone after setting linkage. gcc/c-family/ * c.opt: Add -fdeclone-ctor-dtor. * c-opts.c (c_common_post_options): Default to on iff -Os. gcc/ * cgraph.h (struct cgraph_node): Add calls_comdat_local. (symtab_comdat_local_p, symtab_in_same_comdat_p): New. * cif-code.def: Add USES_COMDAT_LOCAL. * symtab.c (verify_symtab_base): Make sure we don't refer to a comdat-local symbol from outside its comdat. * cgraph.c (verify_cgraph_node): Likewise. * cgraphunit.c (mark_functions_to_output): Don't mark comdat-locals. * ipa.c (symtab_remove_unreachable_nodes): Likewise. (function_and_variable_visibility): Handle comdat-local fns. * ipa-cp.c (determine_versionability): Don't clone comdat-locals. * ipa-inline-analysis.c (compute_inline_parameters): Update calls_comdat_local. * ipa-inline-transform.c (inline_call): Likewise. (save_inline_function_body): Don't clear DECL_COMDAT_GROUP. * ipa-inline.c (can_inline_edge_p): Check calls_comdat_local. * lto-cgraph.c (input_overwrite_node): Read calls_comdat_local. (lto_output_node): Write it. * symtab.c (symtab_dissolve_same_comdat_group_list): Clear DECL_COMDAT_GROUP for comdat-locals. include/ * demangle.h (enum gnu_v3_ctor_kinds): Added literal gnu_v3_unified_ctor. (enum gnu_v3_ctor_kinds): Added literal gnu_v3_unified_dtor. libiberty/ * cp-demangle.c (cplus_demangle_fill_ctor,cplus_demangle_fill_dtor): Handle unified ctor/dtor. (d_ctor_dtor_name): Handle unified ctor/dtor. From-SVN: r206182 |
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| .. | ||
| gdb | ||
| ansidecl.h | ||
| ChangeLog | ||
| ChangeLog-9103 | ||
| COPYING | ||
| COPYING3 | ||
| demangle.h | ||
| dwarf2.def | ||
| dwarf2.h | ||
| dyn-string.h | ||
| fibheap.h | ||
| filenames.h | ||
| floatformat.h | ||
| fnmatch.h | ||
| getopt.h | ||
| hashtab.h | ||
| leb128.h | ||
| libiberty.h | ||
| longlong.h | ||
| lto-symtab.h | ||
| md5.h | ||
| objalloc.h | ||
| obstack.h | ||
| partition.h | ||
| plugin-api.h | ||
| safe-ctype.h | ||
| sha1.h | ||
| simple-object.h | ||
| sort.h | ||
| splay-tree.h | ||
| symcat.h | ||
| timeval-utils.h | ||
| vtv-change-permission.h | ||
| xregex2.h | ||
| xregex.h | ||
| xtensa-config.h | ||