Swap two statements in the dedent check loop. This makes absolutely

no difference, but avoids triggering an optimizer bug in the AIX
compiler where the loop unrolling does the wrong thing...

Parser/tokenizer.c

@@ -485,8 +485,8 @@ PyTokenizer_Get(tok, p_start, p_end)
 				/* Dedent -- any number, must be consistent */
 				while (tok->indent > 0 &&
 					col < tok->indstack[tok->indent]) {
-					tok->indent--;
 					tok->pendin--;
+					tok->indent--;
 				}
 				if (col != tok->indstack[tok->indent]) {
 					fprintf(stderr,