From 1e8f1f49d0b7734b1417f64d0b439786bbe2a07c Mon Sep 17 00:00:00 2001
From: John Reiser <jreiser@BitWagon.com>
Date: Thu, 6 Oct 2022 10:15:10 -0700
Subject: [PATCH] is_bad_linker_command() ignores LC_REQ_DYLD

https://github.com/upx/upx/issues/606
	modified:   p_mach.cpp
---
 src/p_mach.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/p_mach.cpp b/src/p_mach.cpp
index bb7dbf70..6eb0daa6 100644
--- a/src/p_mach.cpp
+++ b/src/p_mach.cpp
@@ -187,6 +187,7 @@ static int is_bad_linker_command(
     unsigned cmd, unsigned cmdsize,
     unsigned headway, unsigned lc_seg, unsigned szAddr)
 {
+    cmd &= ~LC_REQ_DYLD;
    return !cmd  // there is no LC_ cmd 0
    || sizeof(lc_cmd_size) <= cmd  // beyond table of known sizes
    || !lc_cmd_size[cmd]  // obsolete, or proper size not known to us