Fix constant aliasing for debug information

src/check_decl.cpp

@@ -359,7 +359,7 @@ void override_entity_in_scope(Entity *original_entity, Entity *new_entity) {
 	}
 	if (original_entity->identifier != nullptr &&
 	    original_entity->identifier->kind == Ast_Ident) {
-		original_entity->identifier->Ident.entity = new_entity;
+		original_entity->identifier->Ident.entity = nullptr;
 	}
 	original_entity->flags |= EntityFlag_Overridden;
 

src/llvm_backend.cpp

@@ -3544,7 +3544,9 @@ void lb_build_constant_value_decl(lbProcedure *p, AstValueDecl *vd) {
 		Ast *ident = vd->names[i];
 		GB_ASSERT(ident->kind == Ast_Ident);
 		Entity *e = entity_of_node(ident);
-		GB_ASSERT(e != nullptr);
+		if (e == nullptr) {
+			continue;
+		}
 		if (e->kind != Entity_TypeName) {
 			continue;
 		}
@@ -3573,7 +3575,9 @@ void lb_build_constant_value_decl(lbProcedure *p, AstValueDecl *vd) {
 		Ast *ident = vd->names[i];
 		GB_ASSERT(ident->kind == Ast_Ident);
 		Entity *e = entity_of_node(ident);
-		GB_ASSERT(e != nullptr);
+		if (e == nullptr) {
+			continue;
+		}
 		if (e->kind != Entity_Procedure) {
 			continue;
 		}

src/parser.cpp

@@ -1502,6 +1502,10 @@ bool is_semicolon_optional_for_node(AstFile *f, Ast *s) {
 		return false;
 	}
 
+	if (build_context.insert_semicolon) {
+		return true;
+	}
+
 	switch (s->kind) {
 	case Ast_EmptyStmt:
 	case Ast_BlockStmt: