remove the test for issue 83

src/t_regression.c

@@ -438,30 +438,6 @@ static void test_issue92() {
   g_check_cmp_int(r, ==, 0);
 }
 
-static void test_issue83() {
-  HParser *p = h_sequence(h_sequence(NULL, NULL), h_nothing_p(), NULL);
-  /*
-   * A -> B
-   * B -> C D
-   * C -> ""
-   * D -x
-   *
-   * (S) -> 0B1
-   * 0B1 -> 0C2 2D3
-   * 0C2 -> ""           (*) h_follow()
-   * 2D3 -x
-   */
-
-  /*
-   * similar to issue 91, this would cause the same assertion failure, but for
-   * a different reason. the follow set of 0C2 above is equal to the first set
-   * of 2D3, but 2D3 is an empty choice. The first set of an empty choice
-   * is legitimately empty. the asserting in h_lalr_compile() missed this case.
-   */
-  int r = h_compile(p, PB_LALR, NULL);
-  g_check_cmp_int(r, ==, 0);
-}
-
 void register_regression_tests(void) {
   g_test_add_func("/core/regression/bug118", test_bug118);
   g_test_add_func("/core/regression/seq_index_path", test_seq_index_path);
@@ -476,5 +452,4 @@ void register_regression_tests(void) {
   //XXX g_test_add_func("/core/regression/ast_length_index", test_ast_length_index);
   g_test_add_func("/core/regression/issue91", test_issue91);
   g_test_add_func("/core/regression/issue92", test_issue92);
-  g_test_add_func("/core/regression/issue83", test_issue83);
 }