kumquat-buildroot/package/bdwgc/0001-Fix-undefined-reference-to-__data_start-linker-error.patch
Romain Naour 0f334a95ec package/bdwgc: Fix 'undefined reference to __data_start' linker error on RISC-V
Backport an upstream patch fixing a link issue with libgc.so on RISC-V

riscv64-buildroot-linux-musl/sysroot/usr/lib/libgc.so: undefined reference to `__data_start'

https://gitlab.com/kubu93/buildroot/-/jobs/1229888983

Signed-off-by: Romain Naour <romain.naour@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
2021-05-17 14:58:24 +02:00

34 lines
1.0 KiB
Diff

From 301ef15aefa6764466c374d07efb511b1c3862cc Mon Sep 17 00:00:00 2001
From: Nikita Ermakov <coffe92@gmail.com>
Date: Wed, 20 May 2020 17:57:17 +0300
Subject: [PATCH] Fix 'undefined reference to __data_start' linker error on
RISC-V
Issue #294 (bdwgc).
* include/private/gcconfig.h [RISCV && LINUX] (__data_start): Add
attribute(weak).
(cherry picked from commit 538562ad01b181f4cc3913da1ac06a77945cd9b9)
Signed-off-by: Romain Naour <romain.naour@gmail.com>
---
include/private/gcconfig.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/private/gcconfig.h b/include/private/gcconfig.h
index d9d45da1..d6cefa6f 100644
--- a/include/private/gcconfig.h
+++ b/include/private/gcconfig.h
@@ -2943,7 +2943,7 @@ EXTERN_C_BEGIN
# define ALIGNMENT (CPP_WORDSZ/8)
# ifdef LINUX
# define OS_TYPE "LINUX"
- extern int __data_start[];
+ extern int __data_start[] __attribute__((__weak__));
# define DATASTART ((ptr_t)__data_start)
# define LINUX_STACKBOTTOM
# define DYNAMIC_LOADING
--
2.30.2