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[cc1] Call to typesize() in all the defined types

Typesize() fills the size and aligment fields of new
types, but it cannot be called until the type is defined.
At this point it was called only for structs and enumerations,
but it must be called for any defined type.

--- a/cc1/decl.c

+++ b/cc1/decl.c

@@ -554,6 +554,7 @@

 	if (tp->prop & TDEFINED)

 		errorp("redefinition of enumeration '%s'", tagsym->name);

 	tp->prop |= TDEFINED;

+	typesize(tp);

 	namespace = NS_IDEN;

 	/* TODO: check incorrect values in val */

--- a/cc1/init.c

+++ b/cc1/init.c

@@ -121,6 +121,7 @@

 		if (!(tp->prop & TDEFINED)) {

 			tp->prop |= TDEFINED;

 			tp->n.elem = len+1;

+			typesize(tp);

 		} else if (tp->n.elem < len) {

 			warn("initializer-string for array of chars is too long");

 		}

--- a/cc1/types.c

+++ b/cc1/types.c

@@ -263,6 +263,7 @@

 	case UNION:   c = L_UNION;         break;

 	}

+	memset(&type, 0, sizeof(type));

 	type.type = tp;

 	type.op = op;

 	type.prop = k_r ? TK_R : 0;

@@ -306,6 +307,8 @@

 		}

 	}

+	if (type.prop & TDEFINED)

+		typesize(&type);

 	bp = xmalloc(sizeof(*bp));

 	*bp = type;

 	bp->id = newid();