--- gcc/config/svr4.h 2018/04/24 18:10:22 1.1.1.5 +++ gcc/config/svr4.h 2018/04/24 18:13:48 1.1.1.6 @@ -440,7 +440,7 @@ do { \ #define READONLY_DATA_SECTION() const_section () -extern void text_section(); +extern void text_section (); #define CONST_SECTION_FUNCTION \ void \ @@ -587,15 +587,37 @@ dtors_section () \ putc (',', FILE); \ fprintf (FILE, TYPE_OPERAND_FMT, "object"); \ putc ('\n', FILE); \ - if (!flag_inhibit_size_directive) \ + size_directive_output = 0; \ + if (!flag_inhibit_size_directive && DECL_SIZE (DECL)) \ { \ + size_directive_output = 1; \ fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \ assemble_name (FILE, NAME); \ - fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (decl))); \ + fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \ } \ ASM_OUTPUT_LABEL(FILE, NAME); \ } while (0) +/* Output the size directive for a decl in rest_of_decl_compilation + in the case where we did not do so before the initializer. + Once we find the error_mark_node, we know that the value of + size_directive_output was set + by ASM_DECLARE_OBJECT_NAME when it was run for the same decl. */ + +#define ASM_FINISH_DECLARE_OBJECT(FILE, DECL, TOP_LEVEL, AT_END) \ +do { \ + char *name = XSTR (XEXP (DECL_RTL (DECL), 0), 0); \ + if (!flag_inhibit_size_directive && DECL_SIZE (DECL) \ + && ! AT_END && TOP_LEVEL \ + && DECL_INITIAL (DECL) == error_mark_node \ + && !size_directive_output) \ + { \ + fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \ + assemble_name (FILE, name); \ + fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \ + } \ + } while (0) + /* This is how to declare the size of a function. */ #define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL) \