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Fri, 29 Apr 2022 07:18:24 -0700 (PDT) Received: from avogadro.redhat.com ([2001:b07:6468:f312:1c09:f536:3de6:228c]) by smtp.gmail.com with ESMTPSA id jz1-20020a17090775e100b006f3ef214e27sm692298ejc.141.2022.04.29.07.18.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 Apr 2022 07:18:23 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [RFC PATCH 10/12] pc-bios/optionrom: compile with -Wno-array-bounds Date: Fri, 29 Apr 2022 16:18:11 +0200 Message-Id: <20220429141813.328975-11-pbonzini@redhat.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220429141813.328975-1-pbonzini@redhat.com> References: <20220429141813.328975-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::530; envelope-from=paolo.bonzini@gmail.com; helo=mail-ed1-x530.google.com X-Spam_score_int: -4 X-Spam_score: -0.5 X-Spam_bar: / X-Spam_report: (-0.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.249, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.249, PP_MIME_FAKE_ASCII_TEXT=0.999, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alex.bennee@linaro.org, richard.henderson@linaro.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Avoids the following bogus warning: pvh_main.c: In function ‘pvh_load_kernel’: pvh_main.c:101:42: warning: array subscript 0 is outside array bounds of ‘uint16_t[0]’ {aka ‘short unsigned int[]’} [-Warray-bounds] 101 | uint32_t ebda_paddr = ((uint32_t)*((uint16_t *)EBDA_BASE_ADDR)) << 4; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Signed-off-by: Paolo Bonzini --- pc-bios/optionrom/Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/pc-bios/optionrom/Makefile b/pc-bios/optionrom/Makefile index 8de5a9461c..2494ad9c25 100644 --- a/pc-bios/optionrom/Makefile +++ b/pc-bios/optionrom/Makefile @@ -26,6 +26,7 @@ override CFLAGS += $(call cc-option, -fno-pie) override CFLAGS += -ffreestanding -I$(TOPSRC_DIR)/include override CFLAGS += $(call cc-option, -fno-stack-protector) override CFLAGS += $(call cc-option, -m16) +override CFLAGS += $(call cc-option, -Wno-array-bounds) ifeq ($(filter -m16, $(CFLAGS)),) # Attempt to work around compilers that lack -m16 (GCC <= 4.8, clang <= ??) -- 2.35.1