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[174.21.70.228]) by smtp.gmail.com with ESMTPSA id m134sm6349606pfd.148.2021.06.11.16.33.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Jun 2021 16:33:52 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 8/8] configure: Remove probe for _Static_assert Date: Fri, 11 Jun 2021 16:33:47 -0700 Message-Id: <20210611233347.653129-9-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210611233347.653129-1-richard.henderson@linaro.org> References: <20210611233347.653129-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::52b; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52b.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: pbonzini@redhat.com, thuth@redhat.com, ehabkost@redhat.com, Richard Henderson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Richard Henderson _Static_assert is part of C11, which is now required. Signed-off-by: Richard Henderson --- configure | 18 ------------------ include/qemu/compiler.h | 11 ----------- 2 files changed, 29 deletions(-) diff --git a/configure b/configure index 0489864667..debd50c085 100755 --- a/configure +++ b/configure @@ -5090,20 +5090,6 @@ if compile_prog "" "" ; then have_sysmacros=yes fi -########################################## -# check for _Static_assert() - -have_static_assert=no -cat > $TMPC << EOF -_Static_assert(1, "success"); -int main(void) { - return 0; -} -EOF -if compile_prog "" "" ; then - have_static_assert=yes -fi - ########################################## # check for utmpx.h, it is missing e.g. on OpenBSD @@ -6035,10 +6021,6 @@ if test "$have_sysmacros" = "yes" ; then echo "CONFIG_SYSMACROS=y" >> $config_host_mak fi -if test "$have_static_assert" = "yes" ; then - echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak -fi - if test "$have_utmpx" = "yes" ; then echo "HAVE_UTMPX=y" >> $config_host_mak fi diff --git a/include/qemu/compiler.h b/include/qemu/compiler.h index 5766d61589..3baa5e3790 100644 --- a/include/qemu/compiler.h +++ b/include/qemu/compiler.h @@ -72,18 +72,7 @@ int:(x) ? -1 : 1; \ } -/* QEMU_BUILD_BUG_MSG() emits the message given if _Static_assert is - * supported; otherwise, it will be omitted from the compiler error - * message (but as it remains present in the source code, it can still - * be useful when debugging). */ -#if defined(CONFIG_STATIC_ASSERT) #define QEMU_BUILD_BUG_MSG(x, msg) _Static_assert(!(x), msg) -#elif defined(__COUNTER__) -#define QEMU_BUILD_BUG_MSG(x, msg) typedef QEMU_BUILD_BUG_ON_STRUCT(x) \ - glue(qemu_build_bug_on__, __COUNTER__) __attribute__((unused)) -#else -#define QEMU_BUILD_BUG_MSG(x, msg) -#endif #define QEMU_BUILD_BUG_ON(x) QEMU_BUILD_BUG_MSG(x, "not expecting: " #x) -- 2.25.1