* module/language/c99/info.scm (clone): Add post field.
(make): Handle post parameter.
* module/language/c99/compiler.mes (clone): Handle post parameter.
(expr->accu*): Set it to support foo--/foo--.
(expr->accu): Read it to support foo--/foo--.
* scaffold/tests/7o-struct-pre-post.c: Test it.
* build-aux/check-mescc.sh: Run it.
* module/language/c99/info.scm (<array>, <pointer>, <var>): New type.
* module/language/c99/compiler.mes (ast-><type>): New function.
(ast-type): Use it.
* module/language/c99/info.scm (make): Add statics field.
(<global>): Add name and function fields. Update callers.
(global->string): New function.
* module/mes/M1.mes (object->M1): Update.
* module/language/c99/compiler.mes (clone): Add statics field.
(ident->accu): For <global>, use global in text (WAS: name).
(ident-address->accu): Likewise.
(ident-address->base): Likewise.
(decl-local->info): New function.
(decl->info): New function.
(ast->info): Use them.
(function->info): Keep globals in object (WAS: global:value only).
* scaffold/tests/46-function-static.c: 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.
