From fb5610fbf391182c2fd5e76d19425b4b6b57d219 Mon Sep 17 00:00:00 2001 From: Iain Sandoe Date: Sat, 14 Sep 2013 15:36:41 +0000 Subject: re PR target/48094 (ld: warning: section has unexpectedly large size errors in objc/obj-c++ lto) gcc: PR target/48094 * config/darwin.c (darwin_objc2_section): Note if ObjC Metadata is seen. (darwin_objc1_section): Likewise. (darwin_file_end): Emit Image Info section when required. gcc/c-family: PR target/48094 * c.opt (fgnu-runtime, fnext-runtime, fobjc-abi-version, fobjc-gc, freplace-objc-classes): Accept for LTO. gcc/objc: PR target/48094 * objc-next-runtime-abi-01.c (generate_objc_image_info): Remove. (objc_generate_v1_next_metadata): Remove generation of ImageInfo. * objc-next-runtime-abi-02.c (generate_v2_objc_image_info): Remove. (objc_generate_v2_next_metadata): Remove generation of ImageInfo. From-SVN: r202593 --- gcc/objc/objc-next-runtime-abi-01.c | 33 --------------------------------- 1 file changed, 33 deletions(-) (limited to 'gcc/objc/objc-next-runtime-abi-01.c') diff --git a/gcc/objc/objc-next-runtime-abi-01.c b/gcc/objc/objc-next-runtime-abi-01.c index 27ba615..000256d 100644 --- a/gcc/objc/objc-next-runtime-abi-01.c +++ b/gcc/objc/objc-next-runtime-abi-01.c @@ -2332,36 +2332,6 @@ generate_classref_translation_entry (tree chain) return; } - -/* The Fix-and-Continue functionality available in Mac OS X 10.3 and - later requires that ObjC translation units participating in F&C be - specially marked. The following routine accomplishes this. */ - -/* static int _OBJC_IMAGE_INFO[2] = { 0, 1 }; */ - -static void -generate_objc_image_info (void) -{ - tree decl; - int flags - = ((flag_replace_objc_classes && imp_count ? 1 : 0) - | (flag_objc_gc ? 2 : 0)); - vec *v = NULL; - tree array_type; - - array_type = build_sized_array_type (integer_type_node, 2); - - decl = start_var_decl (array_type, "_OBJC_ImageInfo"); - - CONSTRUCTOR_APPEND_ELT (v, NULL_TREE, integer_zero_node); - CONSTRUCTOR_APPEND_ELT (v, NULL_TREE, build_int_cst (integer_type_node, flags)); - /* The runtime wants this and refers to it in a manner hidden from the compiler. - So we must force the output. */ - DECL_PRESERVE_P (decl) = 1; - OBJCMETA (decl, objc_meta, meta_info); - finish_var_decl (decl, objc_build_constructor (TREE_TYPE (decl), v)); -} - static void objc_generate_v1_next_metadata (void) { @@ -2412,9 +2382,6 @@ objc_generate_v1_next_metadata (void) attr = build_tree_list (objc_meta, meta_modules); build_module_descriptor (vers, attr); - /* This conveys information on GC usage and zero-link. */ - generate_objc_image_info (); - /* Dump the class references. This forces the appropriate classes to be linked into the executable image, preserving unix archive semantics. */ -- cgit v1.1