--- a/progs/sqr.ll	Sun Nov 24 16:30:34 2019 +0000
+++ b/progs/sqr.ll	Thu Nov 28 08:18:57 2019 +0000
@@ -18,7 +18,7 @@
 ; main 
 define i32 @main() {
   %1 = call i32 @sqr(i32 5)
-  %2 = call i32 @printInt (i32 %1)
+  %2 = call i32 @printInt(i32 %1)
   ret i32 %1
 }