Issue #22038, configure: HAVE_STD_ATOMIC now also check that "atomic_int" and
"_Atomic void*" types work. Change needed on FreeBSD 10 where stdatomic.h is available but the compiler fails on "_Atomic void*" with "_Atomic cannot be applied to incomplete type 'void'".
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@ -15711,7 +15711,8 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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#include <stdatomic.h>
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_Atomic int value = ATOMIC_VAR_INIT(1);
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atomic_int value = ATOMIC_VAR_INIT(1);
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_Atomic void *py_atomic_address = (void*) &value;
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int main() {
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int loaded_value = atomic_load(&value);
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return 0;
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@ -4890,7 +4890,8 @@ AC_LINK_IFELSE(
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[
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AC_LANG_SOURCE([[
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#include <stdatomic.h>
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_Atomic int value = ATOMIC_VAR_INIT(1);
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atomic_int value = ATOMIC_VAR_INIT(1);
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_Atomic void *py_atomic_address = (void*) &value;
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int main() {
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int loaded_value = atomic_load(&value);
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return 0;
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@ -4901,7 +4902,8 @@ AC_LINK_IFELSE(
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AC_MSG_RESULT($have_stdatomic_h)
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if test "$have_stdatomic_h" = yes; then
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AC_DEFINE(HAVE_STD_ATOMIC, 1, [Has stdatomic.h])
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AC_DEFINE(HAVE_STD_ATOMIC, 1,
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[Has stdatomic.h, atomic_int and _Atomic void* types work])
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fi
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# Check for GCC >= 4.7 __atomic builtins
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@ -880,7 +880,7 @@
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/* Define to 1 if you have the <stdlib.h> header file. */
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#undef HAVE_STDLIB_H
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/* Has stdatomic.h */
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/* Has stdatomic.h, atomic_int and _Atomic void* types work */
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#undef HAVE_STD_ATOMIC
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/* Define to 1 if you have the `strdup' function. */
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