Allow local redefinition of enumerator

tests/tests2/63_local_enumerator_redefinition.c

@@ -0,0 +1,14 @@
+enum {
+    FOO,
+    BAR
+};
+
+int main(void)
+{
+    enum {
+        FOO = 2,
+        BAR
+    };
+
+    return BAR - FOO;
+}

tests/tests2/Makefile

@@ -74,7 +74,8 @@ TESTS =	\
  59_function_array.test \
  60_enum_redefinition.test \
  61_undefined_enum.test \
- 62_enumerator_redefinition.test
+ 62_enumerator_redefinition.test \
+ 63_local_enumerator_redefinition.test
 
 # 30_hanoi.test -- seg fault in the code, gcc as well
 # 34_array_assignment.test -- array assignment is not in C standard