kumquat-buildroot/package/gcc/11.4.0/0003-gcc-define-_REENTRANT-for-OpenRISC-when-pthread-is-p.patch

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From 48ced46a5f81f49737ea13d11a099e03062cf141 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
Upstream: cac2f69cdad434ad5cb60f5fe931d45cd82ef476
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
[Romain: add Upstream tag]
Signed-off-by: Romain Naour <romain.naour@gmail.com>
---
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 196f3f3c8f0..0cbdc934af1 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} \
--
2.34.3