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Date: Tue, 30 Apr 2024 23:50:17 +0000
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Subject: [PATCH v1 08/10] selftests/rtc: Compile with -D_GNU_SOURCE
From: Edward Liaw <edliaw@google.com>
To: shuah@kernel.org, Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>, 
	Takashi Iwai <tiwai@suse.com>, Jiri Kosina <jikos@kernel.org>, 
	Benjamin Tissoires <bentiss@kernel.org>, Sean Christopherson <seanjc@google.com>, 
	Paolo Bonzini <pbonzini@redhat.com>, Bongsu Jeon <bongsu.jeon@samsung.com>, 
	"David S. Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, 
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>, 
	Alexandre Belloni <alexandre.belloni@bootlin.com>, Jarkko Sakkinen <jarkko@kernel.org>, 
	Dave Hansen <dave.hansen@linux.intel.com>, Edward Liaw <edliaw@google.com>, 
	Andrew Morton <akpm@linux-foundation.org>, 
	Muhammad Usama Anjum <usama.anjum@collabora.com>
Cc: linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, 
	kernel-team@android.com, linux-sound@vger.kernel.org, 
	linux-input@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, 
	linux-rtc@vger.kernel.org, linux-sgx@vger.kernel.org
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809216233555 ("selftests/harness: remove use of LINE_MAX") introduced
asprintf into kselftest_harness.h, which is a GNU extension and needs
_GNU_SOURCE to either be defined prior to including headers or with the
-D_GNU_SOURCE flag passed to the compiler.

Fixes: 809216233555 ("selftests/harness: remove use of LINE_MAX")
Signed-off-by: Edward Liaw <edliaw@google.com>
---
 tools/testing/selftests/rtc/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/rtc/Makefile b/tools/testing/selftests/rtc/Makefile
index 55198ecc04db..4ef7ee969003 100644
--- a/tools/testing/selftests/rtc/Makefile
+++ b/tools/testing/selftests/rtc/Makefile
@@ -1,5 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0
-CFLAGS += -O3 -Wl,-no-as-needed -Wall
+CFLAGS += -O3 -Wl,-no-as-needed -Wall -D_GNU_SOURCE
 LDLIBS += -lrt -lpthread -lm

 TEST_GEN_PROGS = rtctest
--
2.45.0.rc0.197.gbae5840b3b-goog