src/common/sstream.c

@@ -98,26 +98,15 @@ void c11_sbuf__write_quoted(c11_sbuf* self, c11_sv sv, char quote) {
             case '\r': c11_sbuf__write_cstrn(self, "\\r", 2); break;
             case '\t': c11_sbuf__write_cstrn(self, "\\t", 2); break;
             case '\b': c11_sbuf__write_cstrn(self, "\\b", 2); break;
-            default: {
-                int u8bytes = c11__u8_header(c, true);
-                if(u8bytes <= 1) {
-                    // not a valid utf8 char, or ascii
-                    if(!isprint(c)) {
-                        unsigned char uc = (unsigned char)c;
-                        c11_sbuf__write_cstrn(self, "\\x", 2);
-                        c11_sbuf__write_char(self, PK_HEX_TABLE[uc >> 4]);
-                        c11_sbuf__write_char(self, PK_HEX_TABLE[uc & 0xf]);
-                    } else {
-                        c11_sbuf__write_char(self, c);
-                    }
+            default:
+                if(!isprint(c)) {
+                    unsigned char uc = (unsigned char)c;
+                    c11_sbuf__write_cstrn(self, "\\x", 2);
+                    c11_sbuf__write_char(self, PK_HEX_TABLE[uc >> 4]);
+                    c11_sbuf__write_char(self, PK_HEX_TABLE[uc & 0xf]);
                 } else {
-                    for(int j = 0; j < u8bytes; j++) {
-                        c11_sbuf__write_char(self, sv.data[i + j]);
-                    }
-                    i += u8bytes - 1;
+                    c11_sbuf__write_char(self, c);
                 }
-                break;
-            }
         }
     }
     c11_sbuf__write_char(self, quote);

src/compiler/compiler.c

@@ -1722,11 +1722,6 @@ static Error* exprUnaryOp(Compiler* self) {
 static Error* exprGroup(Compiler* self) {
     Error* err;
     int line = prev()->line;
-    if(match(TK_RPAREN)) {
-        // empty tuple
-        Ctx__s_push(ctx(), (Expr*)TupleExpr__new(line, 0));
-        return NULL;
-    }
     match_newlines();
     check(EXPR_TUPLE(self));  // () is just for change precedence
     match_newlines();