Warn about backwards FOR loops with -Wbackwards-for (-Wall)

Fixes #816
2025-11-23 03:22:08 +00:00 · 2021-03-31 10:00:21 -04:00
parent 3741bd4617
commit 49aac2961d
6 changed files with 29 additions and 6 deletions
--- a/test/asm/for.asm
+++ b/test/asm/for.asm
@@ -8,13 +8,17 @@ for v, 0
 endr

 for v, 2, 1
-	print "unreached"
+	print "backwards"
 endr

 for v, 1, 2, 0
 	print "unreached"
 endr

+for v, 1, 2, -1
+	print "backwards"
+endr
+
 for x, 1, 5+1
 	print "{d:x} "
 endr