SF patch 763201: handling of SyntaxErrors in symbol table build

Bug fix candidate.
diff --git a/Lib/test/test_symtable.py b/Lib/test/test_symtable.py
index 44f156e..5961102 100644
--- a/Lib/test/test_symtable.py
+++ b/Lib/test/test_symtable.py
@@ -1,8 +1,20 @@
-from test.test_support import verify
+from test.test_support import vereq, TestFailed
 
 import _symtable
 
 symbols = _symtable.symtable("def f(x): return x", "?", "exec")
 
-verify(symbols[0].name == "global")
-verify(len([ste for ste in symbols.values() if ste.name == "f"]) == 1)
+vereq(symbols[0].name, "global")
+vereq(len([ste for ste in symbols.values() if ste.name == "f"]), 1)
+
+# Bug tickler: SyntaxError file name correct whether error raised
+# while parsing or building symbol table.
+def checkfilename(brokencode):
+    try:
+        _symtable.symtable(brokencode, "spam", "exec")
+    except SyntaxError, e:
+        vereq(e.filename, "spam")
+    else:
+        raise TestFailed("no SyntaxError for %r" % (brokencode,))
+checkfilename("def f(x): foo)(")  # parse-time
+checkfilename("def f(x): global x")  # symtable-build-time