Issue 49: Allow dots ('.') in string escapes for the sake of #line directives with Windows paths like "..\..\test"
+ added tests
diff --git a/z_test.py b/z_test.py
index 6f22260..7cad4ac 100644
--- a/z_test.py
+++ b/z_test.py
@@ -95,6 +95,9 @@
         #~ printme([tok.value, tok.type, tok.lineno, clex.filename, tok.lexpos])

 

     #--------------- Parsing

+    source_code = r'''#line 1 "..\..\test.h"

+    int a;

+    '''

     parser = CParser(lex_optimize=False, yacc_optimize=False, yacc_debug=True)

     ast = parser.parse(source_code, filename='zz')

     ast.show(showcoord=False)