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...
diff --git a/Parser/tokenizer.c b/Parser/tokenizer.c
index ce397df..21583ac 100644
--- a/Parser/tokenizer.c
+++ b/Parser/tokenizer.c
@@ -485,8 +485,8 @@
 				/* 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,