* module/language/c99/compiler.mes (struct-field): Update pointer
info.
(field:name,field:pointer,field:size,field:type): Rely on pointer
info.
(field:pointer): New function.
(expr->accu): Use it.
* scaffold/tests/71-struct-array.c (test): Test it.
* module/language/c99/compiler.mes (struct-field): Add struct tag to
struct/union types.
(field-type, field-size, field-offset, field-field, ast-type->type):
Ascertain struct tag with type.
* (expr->accu*): Do not add struct tag.
* scaffold/tests/75-struct-union.c: Test it.
* scaffold/tests/71-struct-array.c: Update.
* module/language/c99/compiler.mes (init-declr->pointer): Use -1 for array.
(expr->accu): Implement foo[i].bar.baz.
* scaffold/tests/72-typedef-struct-def.c (test): Test it.
* module/language/c99/compiler.mes (field:name): New function.
(decl->info): Use it.
(struct-field): Support anonymous union.
(field:size): Update.
(field-field): Update.
(field-offset): Update.
* module/mes/as-i386.mes (i386:accu-not): New function.
(i386:accu-negate): Rename from i386:accu-not.
* module/mes/as-i386.scm (mes): Export them.
* module/language/c99/compiler.mes (expr->accu): Support ~, ^=.
* scaffold/tests/60-math.c (test): Test it.
* stage0/x86.M1 (not____%eax): New define.
* module/language/c99/compiler.mes (initzer->value): New function.
(initzer->data): Use it to support bitwise-or initializer.
* scaffold/tests/74-multi-line-string.c (test): Test it.
* module/language/c99/compiler.mes (c99-input->full-ast): Add NULL.
(decl->info): Support char* [] in function scope.
* scaffold/tests/71-struct-array.c (test) Test it.
* module/language/c99/compiler.mes (expr-add): New function.
(expr->pointer): New function.
(expr->accu): Use it to support broader pre/post-inc/dec..
* scaffold/tests/72-typedef-struct-def.c (test): Test it.
* module/language/c99/compiler.mes (expr->accu, expr->accu*): Support
pointer field selection.
* scaffold/tests/72-typedef-struct-def.c (test): Test it.
* module/language/c99/info.mes: New file.
* module/mes/M1.mes: Use it.
* scripts/mescc.mes: Use it.
* module/language/c99/compiler.mes: Use it. (<info>, <types>,
<constants>, <functions>, <globals>, <locals>, <function>, <text>,
<break>, <continue>, make, info?, .info, .types, .constants,
.functions, .globals, .locals, .function, .text, .break, .continue):
Remove.
* module/language/c99/info.scm: New file.
* module/language/c99/compiler.scm: Use it.
* guile/mescc.scm: Use it.
* module/mes/M1.scm: Use it.
* module/mes/guile.scm: New file.
* module/mes/elf.scm: Include it.
* module/mes/bytevectors.scm: : Include it.
* module/mes/as.scm: Include it.
* module/mes/as-i386.scm: Include it.
* module/mes/M1.scm: Include it.
* module/language/c99/compiler.scm: Include it.
* make.scm: Update.
* mlibc/include/stdarg.h (va_list): New type.
(va_start, va_arg, va_end, va_copy): New macro.
(vprintf): New declaration.
* mlibc/libc-mes.c (vprintf): New function.
(printf): Rewrite using vprintf.
* module/language/c99/compiler.mes (expr->accu, expr->accu*): Handle
any array. Limitation: element size must be 4/sizeof (expression).
(make-type): Add value pointer to type.
(type:type, type:size, type:pointer, type:description): New functions.
(ast->info): Handle typedef with pointer.
* module/language/c99/compiler.scm (make-global, global:type,
global:pointer, global:value): Move from elf-util.mes
* module/mes/as.mes: New file.
* module/mes/as-i386.mes: Use it.
* module/mes/as-i386.scm: Use it.
* module/mes/elf-util.mes: Remove.
* module/mes/elf.mes (elf32-addr, elf32-half, elf32-off, elf32-word,
make-elf, write-any, object->elf): Remove
(hex2->elf): New function with dummy implementation.
* module/mes/elf.scm: Update exports.
* module/mes/hex2.mes (object->elf): New function.
* module/mes/hex2.scm: Export it.
