decay

boot.c

@@ -249,7 +249,7 @@ void next_token() {
     } else if (ch == '/') {
         int ch2 = getchar();
         if (ch2 == '/') {
-            do ch = getchar(); while (ch != '\n' && ch != -1);
+            while ((ch = getchar()) != -1 && ch != '\n');
             next_token();
             return;
         } else if (ch2 == '*') {
@@ -1238,14 +1238,20 @@ void parse_function(const char* name) {
             expect_token(TOKEN_PAREN_RIGHT);
             break;
         }
-        int decl_type = parse_type();
+        int arg_type = parse_type();
         expect_token(TOKEN_ID);
-        args[arg++] = declare_local(token_data, decl_type);
+        int arg_name = token_data;
         next_token();
         if (token_type == TOKEN_BRACKET_LEFT) {
             expect_token(TOKEN_BRACKET_RIGHT);
             next_token();
+            if (arg_type & TYPE_PTR_MASK) {
+                eprintf("local variable of array of pointers is not supported\n");
+                exit(1);
             }
+            arg_type = arg_type | TYPE_PTR_MASK;
+        }
+        args[arg++] = declare_local(token_data, arg_type);
         if (token_type == TOKEN_COMMA) {
             // continue;
         } else if (token_type == TOKEN_PAREN_RIGHT) {

demo/sort.c

@@ -0,0 +1,29 @@
+int printf(const char format[], ...);
+int scanf(const char format[], ...);
+
+void sort(int a[], int n) {
+    for (int i = 0; i < n; i++) {
+        for (int j = i + 1; j < n; j++) {
+            if (a[i] > a[j]) {
+                int t = a[i];
+                a[i] = a[j];
+                a[j] = t;
+            }
+        }
+    }
+}
+
+int main() {
+    int n;
+    int a[100];
+    scanf("%d", &n);
+    for (int i = 0; i < n; i++) {
+        scanf("%d", &a[i]);
+    }
+    sort(a, n);
+    for (int i = 0; i < n; i++) {
+        printf("%d ", a[i]);
+    }
+    printf("\n");
+    return 0;
+}