diff options
Diffstat (limited to 'gcc/c/c-decl.c')
| -rw-r--r-- | gcc/c/c-decl.c | 68 |
1 files changed, 22 insertions, 46 deletions
diff --git a/gcc/c/c-decl.c b/gcc/c/c-decl.c index 8a0be2857a6..77d1de9adbb 100644 --- a/gcc/c/c-decl.c +++ b/gcc/c/c-decl.c @@ -7837,10 +7837,18 @@ finish_struct (location_t loc, tree t, tree fieldlist, tree attributes, } /* If this structure or union completes the type of any previous - variable declaration, lay it out and output its rtl. */ - for (x = C_TYPE_INCOMPLETE_VARS (TYPE_MAIN_VARIANT (t)); - x; - x = TREE_CHAIN (x)) + variable declaration, lay it out and output its rtl. + + Note: C_TYPE_INCOMPLETE_VARS overloads TYPE_VFIELD which is used + in dwarf2out via rest_of_decl_compilation below and means + something totally different. Since we will be clearing + C_TYPE_INCOMPLETE_VARS shortly after we iterate through them, + clear it ahead of time and avoid problems in dwarf2out. Ideally, + C_TYPE_INCOMPLETE_VARS should use some language specific + node. */ + tree incomplete_vars = C_TYPE_INCOMPLETE_VARS (TYPE_MAIN_VARIANT (t)); + C_TYPE_INCOMPLETE_VARS (TYPE_MAIN_VARIANT (t)) = 0; + for (x = incomplete_vars; x; x = TREE_CHAIN (x)) { tree decl = TREE_VALUE (x); if (TREE_CODE (TREE_TYPE (decl)) == ARRAY_TYPE) @@ -7853,7 +7861,6 @@ finish_struct (location_t loc, tree t, tree fieldlist, tree attributes, rest_of_decl_compilation (decl, toplevel, 0); } } - C_TYPE_INCOMPLETE_VARS (TYPE_MAIN_VARIANT (t)) = 0; /* Update type location to the one of the definition, instead of e.g. a forward declaration. */ @@ -10679,9 +10686,8 @@ finish_declspecs (struct c_declspecs *specs) return specs; } -/* A subroutine of c_write_global_declarations. Perform final processing - on one file scope's declarations (or the external scope's declarations), - GLOBALS. */ +/* Perform final processing on one file scope's declarations (or the + external scope's declarations), GLOBALS. */ static void c_write_global_declarations_1 (tree globals) @@ -10694,7 +10700,7 @@ c_write_global_declarations_1 (tree globals) { /* Check for used but undefined static functions using the C standard's definition of "used", and set TREE_NO_WARNING so - that check_global_declarations doesn't repeat the check. */ + that check_global_declaration doesn't repeat the check. */ if (TREE_CODE (decl) == FUNCTION_DECL && DECL_INITIAL (decl) == 0 && DECL_EXTERNAL (decl) @@ -10715,21 +10721,6 @@ c_write_global_declarations_1 (tree globals) reconsider |= wrapup_global_declaration_2 (decl); } while (reconsider); - - for (decl = globals; decl; decl = DECL_CHAIN (decl)) - check_global_declaration_1 (decl); -} - -/* A subroutine of c_write_global_declarations Emit debug information for each - of the declarations in GLOBALS. */ - -static void -c_write_global_declarations_2 (tree globals) -{ - tree decl; - - for (decl = globals; decl ; decl = DECL_CHAIN (decl)) - debug_hooks->global_decl (decl); } /* Callback to collect a source_ref from a DECL. */ @@ -10779,8 +10770,11 @@ for_each_global_decl (void (*callback) (tree decl)) callback (decl); } +/* Perform any final parser cleanups and generate initial debugging + information. */ + void -c_write_global_declarations (void) +c_parse_final_cleanups (void) { tree t; unsigned i; @@ -10789,6 +10783,7 @@ c_write_global_declarations (void) if (pch_file) return; + timevar_stop (TV_PHASE_PARSING); timevar_start (TV_PHASE_DEFERRED); /* Do the Objective-C stuff. This is where all the Objective-C @@ -10827,34 +10822,15 @@ c_write_global_declarations (void) } /* Process all file scopes in this compilation, and the external_scope, - through wrapup_global_declarations and check_global_declarations. */ + through wrapup_global_declarations. */ FOR_EACH_VEC_ELT (*all_translation_units, i, t) c_write_global_declarations_1 (BLOCK_VARS (DECL_INITIAL (t))); c_write_global_declarations_1 (BLOCK_VARS (ext_block)); timevar_stop (TV_PHASE_DEFERRED); - timevar_start (TV_PHASE_OPT_GEN); - - /* We're done parsing; proceed to optimize and emit assembly. - FIXME: shouldn't be the front end's responsibility to call this. */ - symtab->finalize_compilation_unit (); - - timevar_stop (TV_PHASE_OPT_GEN); - timevar_start (TV_PHASE_DBGINFO); - - /* After cgraph has had a chance to emit everything that's going to - be emitted, output debug information for globals. */ - if (!seen_error ()) - { - timevar_push (TV_SYMOUT); - FOR_EACH_VEC_ELT (*all_translation_units, i, t) - c_write_global_declarations_2 (BLOCK_VARS (DECL_INITIAL (t))); - c_write_global_declarations_2 (BLOCK_VARS (ext_block)); - timevar_pop (TV_SYMOUT); - } + timevar_start (TV_PHASE_PARSING); ext_block = NULL; - timevar_stop (TV_PHASE_DBGINFO); } /* Register reserved keyword WORD as qualifier for address space AS. */ |