qbe

commit dcf07ba55c437b892f4a73a8e513d7adacdf0e2b
parent 75eb0c32248ddad6c8c26637c58d9a50aa619a2d
Author: Quentin Carbonneaux <quentin.carbonneaux@yale.edu>
Date:   Fri,  7 Aug 2015 19:53:46 -0400

minor change in rpo walking

Diffstat:
M
lisc/ssa.c
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/lisc/ssa.c b/lisc/ssa.c
@@ -47,10 +47,10 @@ rporec(Blk *b, int x)
 	if (b->id >= 0)
 		return x;
 	b->id = 1;
-	if (b->s1)
-		x = rporec(b->s1, x);
 	if (b->s2)
 		x = rporec(b->s2, x);
+	if (b->s1)
+		x = rporec(b->s1, x);
 	b->id = x;
 	assert(x >= 0);
 	return x - 1;