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Update buildroot to 2021.02.1 (#1312)

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Signed-off-by: Stefan Agner <stefan@agner.ch>
This commit is contained in:
Stefan Agner
2021-04-08 15:51:24 +02:00
committed by GitHub
parent 40a705bbd3
commit aff28ce60e
411 changed files with 28197 additions and 879 deletions
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42
buildroot/boot/syslinux/0017-Replace-builtin-strlen-that-appears-to-get-optimized.patch Normal file
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@@ -0,0 +1,42 @@
From 698a6ce88524b727d265b204d648e78d8acb485c Mon Sep 17 00:00:00 2001
From: Merlin Mathesius <mmathesi@redhat.com>
Date: Wed, 13 May 2020 11:58:37 -0500
Subject: [PATCH] Replace builtin strlen that appears to get optimized away
[From https://src.fedoraproject.org/rpms/syslinux/raw/rawhide/f/0006-Replace-builtin-strlen-that-appears-to-get-optimized.patch]
Signed-off-by: Peter Seiderer <ps.report@gmx.net>
---
dos/string.h | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/dos/string.h b/dos/string.h
index f648de2d..407d0233 100644
--- a/dos/string.h
+++ b/dos/string.h
@@ -5,12 +5,22 @@
#ifndef _STRING_H
#define _STRING_H
+#include <stddef.h>
+
/* Standard routines */
#define memcpy(a,b,c) __builtin_memcpy(a,b,c)
#define memmove(a,b,c) __builtin_memmove(a,b,c)
#define memset(a,b,c) __builtin_memset(a,b,c)
#define strcpy(a,b) __builtin_strcpy(a,b)
-#define strlen(a) __builtin_strlen(a)
+#define strlen(a) inline_strlen(a)
+
+/* replacement for builtin strlen that appears to get optimized away */
+static inline size_t inline_strlen(const char *str)
+{
+ size_t l;
+ for (l = 0; *str++; l++);
+ return l;
+}
/* This only returns true or false */
static inline int memcmp(const void *__m1, const void *__m2, unsigned int __n)
--
2.30.1