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From: Sean Christopherson <seanjc@google.com>
To: Paolo Bonzini <pbonzini@redhat.com>,
	Marc Zyngier <maz@kernel.org>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Nathan Chancellor <nathan@kernel.org>,
	Nick Desaulniers <ndesaulniers@google.com>
Cc: James Morse <james.morse@arm.com>,
	Alexandru Elisei <alexandru.elisei@arm.com>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	Oliver Upton <oliver.upton@linux.dev>, Tom Rix <trix@redhat.com>,
	kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	kvmarm@lists.linux.dev, kvmarm@lists.cs.columbia.edu,
	linux-riscv@lists.infradead.org, llvm@lists.linux.dev,
	linux-kernel@vger.kernel.org,
	Ricardo Koller <ricarkol@google.com>,
	Sean Christopherson <seanjc@google.com>,
	Aaron Lewis <aaronlewis@google.com>,
	Raghavendra Rao Ananta <rananta@google.com>
Subject: [PATCH 07/14] KVM: selftests: Use proper function prototypes in probing code
Date: Tue, 13 Dec 2022 00:16:46 +0000	[thread overview]
Message-ID: <20221213001653.3852042-8-seanjc@google.com> (raw)
In-Reply-To: <20221213001653.3852042-1-seanjc@google.com>

Make the main() functions in the probing code proper prototypes so that
compiling the probing code with more strict flags won't generate false
negatives.

  <stdin>:1:5: error: function declaration isn’t a prototype [-Werror=strict-prototypes]

Signed-off-by: Sean Christopherson <seanjc@google.com>
---
 tools/testing/selftests/kvm/Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile
index d761a77c3a80..c22c3002492d 100644
--- a/tools/testing/selftests/kvm/Makefile
+++ b/tools/testing/selftests/kvm/Makefile
@@ -196,11 +196,11 @@ CFLAGS += -Wall -Wstrict-prototypes -Wuninitialized -O2 -g -std=gnu99 \
 	-I$(<D) -Iinclude/$(ARCH_DIR) -I ../rseq -I.. $(EXTRA_CFLAGS) \
 	$(KHDR_INCLUDES)
 
-no-pie-option := $(call try-run, echo 'int main() { return 0; }' | \
+no-pie-option := $(call try-run, echo 'int main(void) { return 0; }' | \
         $(CC) -Werror -no-pie -x c - -o "$$TMP", -no-pie)
 
 # On s390, build the testcases KVM-enabled
-pgste-option = $(call try-run, echo 'int main() { return 0; }' | \
+pgste-option = $(call try-run, echo 'int main(void) { return 0; }' | \
 	$(CC) -Werror -Wl$(comma)--s390-pgste -x c - -o "$$TMP",-Wl$(comma)--s390-pgste)
 
 LDLIBS += -ldl
-- 
2.39.0.rc1.256.g54fd8350bd-goog


  parent reply	other threads:[~2022-12-13  0:17 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-13  0:16 [PATCH 00/14] KVM: selftests: Clang fixes, Makefile cleanup Sean Christopherson
2022-12-13  0:16 ` [PATCH 01/14] KVM: selftests: Define literal to asm constraint in aarch64 as unsigned long Sean Christopherson
2022-12-13  9:51   ` Philippe Mathieu-Daudé
2022-12-13  0:16 ` [PATCH 02/14] KVM: selftests: Delete dead code in x86_64/vmx_tsc_adjust_test.c Sean Christopherson
2022-12-13  0:16 ` [PATCH 03/14] KVM: selftests: Fix divide-by-zero bug in memslot_perf_test Sean Christopherson
2022-12-13  9:46   ` Philippe Mathieu-Daudé
2022-12-13  0:16 ` [PATCH 04/14] KVM: selftests: Use pattern matching in .gitignore Sean Christopherson
2022-12-13  0:16 ` [PATCH 05/14] KVM: selftests: Fix a typo in x86-64's kvm_get_cpu_address_width() Sean Christopherson
2022-12-13  9:47   ` Philippe Mathieu-Daudé
2022-12-13  0:16 ` [PATCH 06/14] KVM: selftests: Rename UNAME_M to ARCH_DIR, fill explicitly for x86 Sean Christopherson
2022-12-13 20:03   ` Sean Christopherson
2022-12-14  9:43     ` Marc Zyngier
2022-12-24  9:12   ` Paolo Bonzini
2022-12-13  0:16 ` Sean Christopherson [this message]
2022-12-13  9:48   ` [PATCH 07/14] KVM: selftests: Use proper function prototypes in probing code Philippe Mathieu-Daudé
2022-12-13  0:16 ` [PATCH 08/14] KVM: selftests: Probe -no-pie with actual CFLAGS used to compile Sean Christopherson
2022-12-13  0:16 ` [PATCH 09/14] KVM: selftests: Explicitly disable builtins for mem*() overrides Sean Christopherson
2022-12-24  9:16   ` Paolo Bonzini
2022-12-13  0:16 ` [PATCH 10/14] KVM: selftests: Include lib.mk before consuming $(CC) Sean Christopherson
2022-12-24  9:18   ` Paolo Bonzini
2022-12-13  0:16 ` [PATCH 11/14] KVM: selftests: Disable "gnu-variable-sized-type-not-at-end" warning Sean Christopherson
2022-12-13  1:36   ` Nick Desaulniers
2022-12-13  2:13     ` Sean Christopherson
2023-01-11 16:23       ` Paolo Bonzini
2022-12-13  0:16 ` [PATCH 12/14] KVM: selftests: Use wildcards to find library source files Sean Christopherson
2022-12-24  9:23   ` Paolo Bonzini
2023-01-04  1:09     ` Sean Christopherson
2022-12-13  0:16 ` [PATCH 13/14] KVM: selftests: Use wildcards to find targets and test " Sean Christopherson
2022-12-13  0:16 ` [PATCH 14/14] KVM: selftests: Enable RSEQ test for RISC-V Sean Christopherson

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