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Date: Mon, 7 Dec 2020 15:02:05 -0700 From: Shuah Khan <skhan@...uxfoundation.org> To: Xingxing Su <suxingxing@...ngson.cn>, Christian Brauner <christian@...uner.io>, Shuah Khan <shuah@...nel.org> Cc: linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org, Shuah Khan <skhan@...uxfoundation.org> Subject: Re: [PATCH v2] selftests/clone3: Fix build error On 11/26/20 8:16 PM, Xingxing Su wrote: > When compiling the selftests with the -std=gnu99 option the build can > fail with. > > Following build error: > > test_core.c: In function ‘test_cgcore_destroy’: > test_core.c:87:2: error: ‘for’ loop initial declarations are only > allowed in C99 mode > for (int i = 0; i < 10; i++) { > ^ > test_core.c:87:2: note: use option -std=c99 or -std=gnu99 to compile > > Add -std=gnu99 to the clone3 selftest Makefile to fix this. > > Signed-off-by: Xingxing Su <suxingxing@...ngson.cn> > Acked-by: Christian Brauner <christian.brauner@...ntu.com> > --- > tools/testing/selftests/clone3/Makefile | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/tools/testing/selftests/clone3/Makefile b/tools/testing/selftests/clone3/Makefile > index ef7564c..88354a8 100644 > --- a/tools/testing/selftests/clone3/Makefile > +++ b/tools/testing/selftests/clone3/Makefile > @@ -1,5 +1,5 @@ > # SPDX-License-Identifier: GPL-2.0 > -CFLAGS += -g -I../../../../usr/include/ > +CFLAGS += -g -std=gnu99 -I../../../../usr/include/ > LDLIBS += -lcap > > TEST_GEN_PROGS := clone3 clone3_clear_sighand clone3_set_tid \ > Applied to linux-kselftest fixes for 5.11-rc1 thanks, -- Shuah
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