fn decode_coefs_class: Replace .wrapping_add(!0x7ff) with + !0x7ff. It's impossible to overflow.

kkysen · kkysen · commit ec6c71278405 · 2024-06-25T00:03:09.000-07:00
diff --git a/src/recon.rs b/src/recon.rs
@@ -929,7 +929,7 @@ fn decode_coefs<BD: BitDepth>(
                 } else {
                     0
                 };
-                tok = (tok >> 9) & (rc as u32).wrapping_add(!0x7ff);
+                tok = (tok >> 9) & (rc as u32 + !0x7ff);
                 debug_assert!(tok == tok_check as u32);
                 debug_assert!(tok_non_zero == (tok != 0));
                 if tok_non_zero {

Original file line number	Diff line number	Diff line change
`@@ -929,7 +929,7 @@ fn decode_coefs<BD: BitDepth>(`
`929`	`929`	`} else {`
`930`	`930`	`0`
`931`	`931`	`};`
`932`		`- tok = (tok >> 9) & (rc as u32).wrapping_add(!0x7ff);`
	`932`	`+ tok = (tok >> 9) & (rc as u32 + !0x7ff);`
`933`	`933`	`debug_assert!(tok == tok_check as u32);`
`934`	`934`	`debug_assert!(tok_non_zero == (tok != 0));`
`935`	`935`	`if tok_non_zero {`