add error handlingHEADmaster

2 files changed, 27 insertions, 0 deletions

diff --git a/Parser.y b/Parser.y
index 8bc1546..7e7abde 100644
--- a/Parser.y
+++ b/Parser.y
@@ -215,6 +215,7 @@ statements
 statement
     : open_statement                    {$$=$1;}
     | closed_statement                  {$$=$1;}
+    | error                             {$$=std::make_shared<pcc::EmptyStatementNode>(ctx);}
     ;
 
 open_statement
diff --git a/t/bad.pas b/t/bad.pas
new file mode 100644
index 0000000..3bc25ef
--- /dev/null
+++ b/t/bad.pas
@@ -0,0 +1,26 @@
+program hello_world;
+
+extern Pascal_puts(s:string):integer;
+extern Pascal_printf(s:string; ...):integer;
+extern Pascal_scanf(s:string; ...):integer;
+
+function main():integer;
+var
+    buf:array[0..1023] of char;
+    i:integer;
+begin
+    Pascal_puts(;
+    (;
+    i+;
+    i:=3+;
+    Pascal_puts('Hello, World!');
+    Pascal_printf('Variadic Function Test: %d, %s, %llx\n', 1, 'yes', 0x123456789abcd);
+    for i:=0 to 10 do
+    begin
+        if i=3 then continue;
+        if i=5 then break;
+        Pascal_printf('say something: ');
+        Pascal_scanf('%s', @buf[0]);
+        Pascal_printf('round %d you said: %s\n', i, @buf[0])
+    end;
+end;