From 0f5334586aac340c2153f3fef884433b9483a894 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=A2=81=E7=94=9F?=
 <37073099+lianghongquan@users.noreply.github.com>
Date: Tue, 24 Oct 2023 21:12:10 +0800
Subject: [PATCH] =?UTF-8?q?[libc][time]=E4=BF=AE=E5=A4=8DMDK=E7=BC=96?=
 =?UTF-8?q?=E8=AF=91=E7=8E=AF=E5=A2=83=E4=B8=8Bdifftime()=E5=87=BD?=
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 =?UTF-8?q?=E9=A2=98=20(#8174)?=
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---
 components/libc/compilers/common/ctime.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/libc/compilers/common/ctime.c b/components/libc/compilers/common/ctime.c
index a87db1dcea..8a6ca0dc67 100644
--- a/components/libc/compilers/common/ctime.c
+++ b/components/libc/compilers/common/ctime.c
@@ -325,12 +325,12 @@ char *ctime(const time_t *tim_p)
 }
 RTM_EXPORT(ctime);
 
-#ifndef __ICCARM__
+#if (!defined __ARMCC_VERSION) && (!defined __CC_ARM) && (!defined __ICCARM__)
 double difftime(time_t time1, time_t time2)
 {
     return (double)(time1 - time2);
 }
-#endif /* __ICCARM__ */
+#endif
 RTM_EXPORT(difftime);
 
 RTM_EXPORT(strftime); /* inherent in the toolchain */