[glibc/azanella/clang] x86: Use bool for C++ on x86.h

[Adhemerval Zanella <azanella@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=b1748afed7851f1206c61fb1c3a862d1a351692b

commit b1748afed7851f1206c61fb1c3a862d1a351692b
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date:   Thu Mar 31 10:40:02 2022 -0300

    x86: Use bool for C++ on x86.h
    
    Not all compilers define C99 _Bool type on C++ mode.

Diff:
---
 misc/sys/cdefs.h               | 7 +++++++
 sysdeps/x86/sys/platform/x86.h | 4 ++--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h
index ec8102845b..807615c570 100644
--- a/misc/sys/cdefs.h
+++ b/misc/sys/cdefs.h
@@ -727,4 +727,11 @@ _Static_assert (0, "IEEE 128-bits long double requires redirection on this platf
 # define __attribute_noclone__ /* Ignore.  */
 #endif
 
+/* Not all compiles support _Bool type in C++.  */
+#ifdef	__cplusplus
+# define __BOOLEAN bool
+#else
+# define __BOOLEAN _Bool
+#endif
+
 #endif	 /* sys/cdefs.h */
diff --git a/sysdeps/x86/sys/platform/x86.h b/sysdeps/x86/sys/platform/x86.h
index 1ea2c5fc0b..88bced7d8d 100644
--- a/sysdeps/x86/sys/platform/x86.h
+++ b/sysdeps/x86/sys/platform/x86.h
@@ -29,7 +29,7 @@ __BEGIN_DECLS
 extern const struct cpuid_feature *__x86_get_cpuid_feature_leaf (unsigned int)
      __attribute__ ((pure));
 
-static __inline__ _Bool
+static __inline__ __BOOLEAN
 x86_cpu_present (unsigned int __index)
 {
   const struct cpuid_feature *__ptr = __x86_get_cpuid_feature_leaf
@@ -42,7 +42,7 @@ x86_cpu_present (unsigned int __index)
   return __ptr->cpuid_array[__reg] & (1 << __bit);
 }
 
-static __inline__ _Bool
+static __inline__ __BOOLEAN
 x86_cpu_active (unsigned int __index)
 {
   const struct cpuid_feature *__ptr = __x86_get_cpuid_feature_leaf