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package/gcc: define _REENTRANT for OpenRISC when -pthread is passed

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Fixes:
http://autobuild.buildroot.net/results/ceb802eea0fee5812efd717ae4cdbd9673d9507e/

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
Bernd Kuhls 2020-03-27 22:23:05 +01:00 committed by Thomas Petazzoni
parent 80f3622bc7
commit eee96b0f0a
1 changed files with 31 additions and 0 deletions
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31
package/gcc/9.3.0/0003-gcc-define-_REENTRANT-for-RISC-V-when-pthread-is-pas.patch Normal file
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@ -0,0 +1,31 @@
From 2aefc4ee703ce3ff70ad25915005cacfbaae0c49 Mon Sep 17 00:00:00 2001
From: Bernd Kuhls <bernd.kuhls@t-online.de>
Date: Fri, 27 Mar 2020 21:23:53 +0100
Subject: [PATCH] gcc: define _REENTRANT for OpenRISC when -pthread is passed
The detection of pthread support fails on OpenRISC unless _REENTRANT
is defined. Added the CPP_SPEC definition to correct this.
Patch sent upstream: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94372
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
---
gcc/config/or1k/linux.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/gcc/config/or1k/linux.h b/gcc/config/or1k/linux.h
index 4b2f7b6e1fd..b00d23ddfa0 100644
--- a/gcc/config/or1k/linux.h
+++ b/gcc/config/or1k/linux.h
@@ -32,6 +32,8 @@
#undef MUSL_DYNAMIC_LINKER
#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-or1k.so.1"
+#define CPP_SPEC "%{pthread:-D_REENTRANT}"
+
#undef LINK_SPEC
#define LINK_SPEC "%{h*} \
%{static:-Bstatic} \
--
2.21.0