[compiler-rt] intercept sched_getaffinity on freebsd. (llvm#76509)

freebsd releases up to 13.1 are eol and sched_getaffinity wrapper is
available since 13.1.

Author: devnexen

compiler-rt/lib/msan/tests/msan_test.cpp

@@ -3241,7 +3241,7 @@ TEST(MemorySanitizer, dlopenFailed) {
 
 #endif // MSAN_TEST_DISABLE_DLOPEN
 
-#if !defined(__FreeBSD__) && !defined(__NetBSD__)
+#if !defined(__NetBSD__)
 TEST(MemorySanitizer, sched_getaffinity) {
   cpu_set_t mask;
   if (sched_getaffinity(getpid(), sizeof(mask), &mask) == 0)

compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h

@@ -301,7 +301,8 @@
 #define SANITIZER_INTERCEPT_CANONICALIZE_FILE_NAME (SI_GLIBC || SI_SOLARIS)
 #define SANITIZER_INTERCEPT_CONFSTR \
   (SI_FREEBSD || SI_NETBSD || SI_MAC || SI_LINUX_NOT_ANDROID || SI_SOLARIS)
-#define SANITIZER_INTERCEPT_SCHED_GETAFFINITY SI_LINUX_NOT_ANDROID
+#define SANITIZER_INTERCEPT_SCHED_GETAFFINITY \
+  (SI_LINUX_NOT_ANDROID || SI_FREEBSD)
 #define SANITIZER_INTERCEPT_SCHED_GETPARAM SI_LINUX_NOT_ANDROID || SI_SOLARIS
 #define SANITIZER_INTERCEPT_STRERROR SI_POSIX
 #define SANITIZER_INTERCEPT_STRERROR_R SI_POSIX