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[PULL 45/45] configure: Remove probe for _Static_assert
From: |
Paolo Bonzini |
Subject: |
[PULL 45/45] configure: Remove probe for _Static_assert |
Date: |
Thu, 17 Jun 2021 11:31:34 +0200 |
From: Richard Henderson <richard.henderson@linaro.org>
_Static_assert is part of C11, which is now required.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210614233143.1221879-9-richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
configure | 18 ------------------
include/qemu/compiler.h | 11 -----------
2 files changed, 29 deletions(-)
diff --git a/configure b/configure
index ebc016111a..262ab71802 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)
--
2.31.1
- [PULL 24/45] util/mmap-alloc: Pass flags instead of separate bools to qemu_ram_mmap(), (continued)
- [PULL 24/45] util/mmap-alloc: Pass flags instead of separate bools to qemu_ram_mmap(), Paolo Bonzini, 2021/06/17
- [PULL 27/45] hostmem: Wire up RAM_NORESERVE via "reserve" property, Paolo Bonzini, 2021/06/17
- [PULL 28/45] qmp: Clarify memory backend properties returned via query-memdev, Paolo Bonzini, 2021/06/17
- [PULL 30/45] hmp: Print "share" property of memory backends with "info memdev", Paolo Bonzini, 2021/06/17
- [PULL 35/45] target/i386: Added consistency checks for VMRUN intercept and ASID, Paolo Bonzini, 2021/06/17
- [PULL 34/45] target/i386: Refactored intercept checks into cpu_svm_has_intercept, Paolo Bonzini, 2021/06/17
- [PULL 39/45] softfloat: Use _Generic instead of QEMU_GENERIC, Paolo Bonzini, 2021/06/17
- [PULL 41/45] util: Pass file+line to qemu_rec_mutex_unlock_impl, Paolo Bonzini, 2021/06/17
- [PULL 32/45] hmp: Print "reserve" property of memory backends with "info memdev", Paolo Bonzini, 2021/06/17
- [PULL 31/45] qmp: Include "reserve" property of memory backends, Paolo Bonzini, 2021/06/17
- [PULL 45/45] configure: Remove probe for _Static_assert,
Paolo Bonzini <=
- Re: [PULL 00/45] Memory, i386, compilation, bugfix changes for 2021-06-17, no-reply, 2021/06/17
- Re: [PULL 00/45] Memory, i386, compilation, bugfix changes for 2021-06-17, Peter Maydell, 2021/06/18