[rtsan] NFC: Fix style of some interceptors not using MAYBE (llvm#118145)

There were a few interceptors that weren't using the newer MAYBE style -
fixed them up for uniform style.

Author: cjappl

compiler-rt/lib/rtsan/rtsan_interceptors_posix.cpp

@@ -368,17 +368,32 @@ INTERCEPTOR(void, OSSpinLockLock, volatile OSSpinLock *lock) {
   return REAL(OSSpinLockLock)(lock);
 }
 #pragma clang diagnostic pop
+#define RTSAN_MAYBE_INTERCEPT_OSSPINLOCKLOCK INTERCEPT_FUNCTION(OSSpinLockLock)
+#else
+#define RTSAN_MAYBE_INTERCEPT_OSSPINLOCKLOCK
+#endif // SANITIZER_APPLE
 
+#if SANITIZER_APPLE
 INTERCEPTOR(void, os_unfair_lock_lock, os_unfair_lock_t lock) {
   __rtsan_notify_intercepted_call("os_unfair_lock_lock");
   return REAL(os_unfair_lock_lock)(lock);
 }
-#elif SANITIZER_LINUX
+#define RTSAN_MAYBE_INTERCEPT_OS_UNFAIR_LOCK_LOCK                              \
+  INTERCEPT_FUNCTION(os_unfair_lock_lock)
+#else
+#define RTSAN_MAYBE_INTERCEPT_OS_UNFAIR_LOCK_LOCK
+#endif // SANITIZER_APPLE
+
+#if SANITIZER_LINUX
 INTERCEPTOR(int, pthread_spin_lock, pthread_spinlock_t *spinlock) {
   __rtsan_notify_intercepted_call("pthread_spin_lock");
   return REAL(pthread_spin_lock)(spinlock);
 }
-#endif
+#define RTSAN_MAYBE_INTERCEPT_PTHREAD_SPIN_LOCK                                \
+  INTERCEPT_FUNCTION(pthread_spin_lock)
+#else
+#define RTSAN_MAYBE_INTERCEPT_PTHREAD_SPIN_LOCK
+#endif // SANITIZER_LINUX
 
 INTERCEPTOR(int, pthread_create, pthread_t *thread, const pthread_attr_t *attr,
             void *(*start_routine)(void *), void *arg) {
@@ -539,13 +554,19 @@ INTERCEPTOR(void *, memalign, size_t alignment, size_t size) {
   __rtsan_notify_intercepted_call("memalign");
   return REAL(memalign)(alignment, size);
 }
+#define RTSAN_MAYBE_INTERCEPT_MEMALIGN INTERCEPT_FUNCTION(memalign)
+#else
+#define RTSAN_MAYBE_INTERCEPT_MEMALIGN
 #endif
 
 #if SANITIZER_INTERCEPT_PVALLOC
 INTERCEPTOR(void *, pvalloc, size_t size) {
   __rtsan_notify_intercepted_call("pvalloc");
   return REAL(pvalloc)(size);
 }
+#define RTSAN_MAYBE_INTERCEPT_PVALLOC INTERCEPT_FUNCTION(pvalloc)
+#else
+#define RTSAN_MAYBE_INTERCEPT_PVALLOC
 #endif
 
 INTERCEPTOR(void *, mmap, void *addr, size_t length, int prot, int flags,
@@ -783,12 +804,8 @@ void __rtsan::InitializeInterceptors() {
   INTERCEPT_FUNCTION(munmap);
   INTERCEPT_FUNCTION(shm_open);
   INTERCEPT_FUNCTION(shm_unlink);
-#if SANITIZER_INTERCEPT_MEMALIGN
-  INTERCEPT_FUNCTION(memalign);
-#endif
-#if SANITIZER_INTERCEPT_PVALLOC
-  INTERCEPT_FUNCTION(pvalloc);
-#endif
+  RTSAN_MAYBE_INTERCEPT_MEMALIGN;
+  RTSAN_MAYBE_INTERCEPT_PVALLOC;
 
   INTERCEPT_FUNCTION(open);
   RTSAN_MAYBE_INTERCEPT_OPEN64;
@@ -820,12 +837,9 @@ void __rtsan::InitializeInterceptors() {
   INTERCEPT_FUNCTION(dup2);
   INTERCEPT_FUNCTION(ioctl);
 
-#if SANITIZER_APPLE
-  INTERCEPT_FUNCTION(OSSpinLockLock);
-  INTERCEPT_FUNCTION(os_unfair_lock_lock);
-#elif SANITIZER_LINUX
-  INTERCEPT_FUNCTION(pthread_spin_lock);
-#endif
+  RTSAN_MAYBE_INTERCEPT_OSSPINLOCKLOCK;
+  RTSAN_MAYBE_INTERCEPT_OS_UNFAIR_LOCK_LOCK;
+  RTSAN_MAYBE_INTERCEPT_PTHREAD_SPIN_LOCK;
 
   INTERCEPT_FUNCTION(pthread_create);
   INTERCEPT_FUNCTION(pthread_mutex_lock);