From: Andreas Schwab <schwab@suse.de>
To: gcc-patches@gcc.gnu.org
Subject: [PATCH] RISC-V: define _REENTRANT with -pthread
Date: Mon, 12 Feb 2018 11:15:00 -0000 [thread overview]
Message-ID: <mvmr2pqe9x6.fsf@suse.de> (raw)
This is expected by the AX_PTHREAD autoconf macro from
<http://www.gnu.org/software/autoconf-archive/ax_pthread.html>.
* config/riscv/linux.h (CPP_SPEC): Define.
diff --git a/gcc/config/riscv/linux.h b/gcc/config/riscv/linux.h
index 1da1b0a74e..ad03654e8d 100644
--- a/gcc/config/riscv/linux.h
+++ b/gcc/config/riscv/linux.h
@@ -47,6 +47,8 @@ along with GCC; see the file COPYING3. If not see
#define ICACHE_FLUSH_FUNC "__riscv_flush_icache"
+#define CPP_SPEC "%{pthread:-D_REENTRANT}"
+
#define LINK_SPEC "\
-melf" XLEN_SPEC "lriscv \
%{shared} \
--
2.16.1
--
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."
next reply other threads:[~2018-02-12 11:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-12 11:15 Andreas Schwab [this message]
2018-02-12 23:00 ` Jim Wilson
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