llvmir some opt

frontend/ast/block/BlockItem.java

@@ -0,0 +1,28 @@
+package frontend.ast.block;
+
+import error.Errors;
+import frontend.ast.Node;
+import frontend.ast.SyntaxType;
+import frontend.lexer.TokenStream;
+import frontend.lexer.TokenType;
+import frontend.ast.decl.Decl;
+
+public class BlockItem extends Node {
+    public BlockItem(TokenStream ts) {
+        super(SyntaxType.BLOCK_ITEM, ts);
+    }
+
+    public void parse(Errors errors) {
+        if (getCurrToken().getType() == TokenType.CONSTTK
+                || getCurrToken().getType() == TokenType.STATICTK
+                || getCurrToken().getType() == TokenType.INTTK) {
+            Decl decl = new Decl(this.ts);
+            decl.parse(errors);
+            addChild(decl);
+        } else {
+            Stmt stmt = new Stmt(this.ts);
+            stmt.parse(errors);
+            addChild(stmt);
+        }
+    }
+}