[Sanitizers][Darwin] Rename Apple macro SANITIZER_MAC -> SANITIZER_APPLE

Initial introduction of the new macro before obsoleting the old one - the old name was really confusing.
Also moved SANITIZER_WATCHOS and SANITIZER_TVOS definitions under common #if defined(__APPLE__) block

Differential Revision: https://reviews.llvm.org/D125816

compiler-rt/lib/sanitizer_common/sanitizer_platform.h

@@ -56,7 +56,9 @@
 #endif
 
 #if defined(__APPLE__)
-#  define SANITIZER_MAC 1
+#  define SANITIZER_APPLE 1
+// SANITIZER_MAC will be deprecated/removed in the future
+#  define SANITIZER_MAC SANITIZER_APPLE
 #  include <TargetConditionals.h>
 #  if TARGET_OS_OSX
 #    define SANITIZER_OSX 1
@@ -68,28 +70,29 @@
 #  else
 #    define SANITIZER_IOS 0
 #  endif
+#  if TARGET_OS_WATCH
+#    define SANITIZER_WATCHOS 1
+#  else
+#    define SANITIZER_WATCHOS 0
+#  endif
+#  if TARGET_OS_TV
+#    define SANITIZER_TVOS 1
+#  else
+#    define SANITIZER_TVOS 0
+#  endif
 #  if TARGET_OS_SIMULATOR
 #    define SANITIZER_IOSSIM 1
 #  else
 #    define SANITIZER_IOSSIM 0
 #  endif
 #else
-#  define SANITIZER_MAC 0
+#  define SANITIZER_APPLE 0
+#  define SANITIZER_MAC SANITIZER_APPLE
 #  define SANITIZER_IOS 0
-#  define SANITIZER_IOSSIM 0
-#  define SANITIZER_OSX 0
-#endif
-
-#if defined(__APPLE__) && TARGET_OS_IPHONE && TARGET_OS_WATCH
-#  define SANITIZER_WATCHOS 1
-#else
 #  define SANITIZER_WATCHOS 0
-#endif
-
-#if defined(__APPLE__) && TARGET_OS_IPHONE && TARGET_OS_TV
-#  define SANITIZER_TVOS 1
-#else
 #  define SANITIZER_TVOS 0
+#  define SANITIZER_IOSSIM 0
+#  define SANITIZER_OSX 0
 #endif
 
 #if defined(_WIN32)
@@ -124,7 +127,7 @@
 #endif
 
 #define SANITIZER_POSIX                                     \
-  (SANITIZER_FREEBSD || SANITIZER_LINUX || SANITIZER_MAC || \
+  (SANITIZER_FREEBSD || SANITIZER_LINUX || SANITIZER_APPLE || \
    SANITIZER_NETBSD || SANITIZER_SOLARIS)
 
 #if __LP64__ || defined(_WIN64)
@@ -286,7 +289,7 @@
 #elif SANITIZER_RISCV64
 #  define SANITIZER_MMAP_RANGE_SIZE FIRST_32_SECOND_64(1ULL << 32, 1ULL << 38)
 #elif defined(__aarch64__)
-#  if SANITIZER_MAC
+#  if SANITIZER_APPLE
 #    if SANITIZER_OSX || SANITIZER_IOSSIM
 #      define SANITIZER_MMAP_RANGE_SIZE \
         FIRST_32_SECOND_64(1ULL << 32, 1ULL << 47)
@@ -343,7 +346,7 @@
 #  define MSC_PREREQ(version) 0
 #endif
 
-#if SANITIZER_MAC && defined(__x86_64__)
+#if SANITIZER_APPLE && defined(__x86_64__)
 #  define SANITIZER_NON_UNIQUE_TYPEINFO 0
 #else
 #  define SANITIZER_NON_UNIQUE_TYPEINFO 1
@@ -371,7 +374,7 @@
 #  define SANITIZER_SUPPRESS_LEAK_ON_PTHREAD_EXIT 0
 #endif
 
-#if SANITIZER_FREEBSD || SANITIZER_MAC || SANITIZER_NETBSD || SANITIZER_SOLARIS
+#if SANITIZER_FREEBSD || SANITIZER_APPLE || SANITIZER_NETBSD || SANITIZER_SOLARIS
 #  define SANITIZER_MADVISE_DONTNEED MADV_FREE
 #else
 #  define SANITIZER_MADVISE_DONTNEED MADV_DONTNEED
@@ -395,7 +398,7 @@
 // Enable ability to support sanitizer initialization that is
 // compatible with the sanitizer library being loaded via
 // `dlopen()`.
-#if SANITIZER_MAC
+#if SANITIZER_APPLE
 #  define SANITIZER_SUPPORTS_INIT_FOR_DLOPEN 1
 #else
 #  define SANITIZER_SUPPORTS_INIT_FOR_DLOPEN 0