From: Nathan Moinvaziri <nathan@nathanm.com>
Date: Tue, 15 Mar 2022 23:54:44 +0000 (-0700)
Subject: Added check for UNALIGNED64_OK when defining zmemcpy_8 and zmemcmp_8.
X-Git-Tag: 2.1.0-beta1~328
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7a6d5ace97a84ea7a9ec31b02cc64cad2e200e8d;p=thirdparty%2Fzlib-ng.git

Added check for UNALIGNED64_OK when defining zmemcpy_8 and zmemcmp_8.
---

diff --git a/zbuild.h b/zbuild.h
index 0513bf0b..f6923853 100644
--- a/zbuild.h
+++ b/zbuild.h
@@ -228,7 +228,7 @@
 #  define zmemcmp_2(str1, str2)   (*((uint16_t *)(str1)) != *((uint16_t *)(str2)))
 #  define zmemcpy_4(dest, src)    (*((uint32_t *)(dest)) = *((uint32_t *)(src)))
 #  define zmemcmp_4(str1, str2)   (*((uint32_t *)(str1)) != *((uint32_t *)(str2)))
-#  if UINTPTR_MAX == UINT64_MAX
+#  if defined(UNALIGNED64_OK) && (UINTPTR_MAX == UINT64_MAX)
 #    define zmemcpy_8(dest, src)  (*((uint64_t *)(dest)) = *((uint64_t *)(src)))
 #    define zmemcmp_8(str1, str2) (*((uint64_t *)(str1)) != *((uint64_t *)(str2)))
 #  else