use uint for block ids

1 files changed, 1 insertions, 1 deletions

diff --git a/alias.c b/alias.c
index 3d1d00c..56178ca 100644
--- a/alias.c
+++ b/alias.c
@@ -101,7 +101,7 @@ esc(Ref r, Fn *fn)
 void
 fillalias(Fn *fn)
 {
-	int n;
+	uint n;
 	Blk *b;
 	Phi *p;
 	Ins *i;