diff --git a/test/ClangImporter/cfuncs_parse.swift b/test/ClangImporter/cfuncs_parse.swift
index f2ca15c0876a5..051ffd35e52aa 100644
--- a/test/ClangImporter/cfuncs_parse.swift
+++ b/test/ClangImporter/cfuncs_parse.swift
@@ -70,7 +70,9 @@ func test_pow() {
 // https://github.com/apple/swift/issues/51573
 // long doubles in AAPCS64 and 64-bit Android are 128 bits, which is not
 // supported by Swift, so don't test this.
-#if !((os(Android) && _pointerBitWidth(_64)) || (os(Linux) && arch(arm64)))
+#if !((os(Android) && _pointerBitWidth(_64)) ||
+  (os(Linux) && arch(arm64)) ||
+  (os(FreeBSD) && arch(arm64)))
 func test_powl() {
   powl(1.5, 2.5)
 }
diff --git a/test/Distributed/Runtime/distributed_actor_remoteCall_accessibleFunctions_crossModule.swift b/test/Distributed/Runtime/distributed_actor_remoteCall_accessibleFunctions_crossModule.swift
index e4da26b8221af..71fd7347b648f 100644
--- a/test/Distributed/Runtime/distributed_actor_remoteCall_accessibleFunctions_crossModule.swift
+++ b/test/Distributed/Runtime/distributed_actor_remoteCall_accessibleFunctions_crossModule.swift
@@ -79,7 +79,7 @@
 
 // Locating the built libraries failed on Linux (construction of test case),
 // but we primarily care about macOS in this test
-// UNSUPPORTED: OS=linux-gnu
+// UNSUPPORTED: OS=linux-gnu || OS=freebsd
 
 // %env does not seem to work on Windows
 // UNSUPPORTED: OS=windows-msvc
diff --git a/test/Distributed/Runtime/distributed_actor_remoteCall_accessibleFunctions_crossModule_irgen.swift b/test/Distributed/Runtime/distributed_actor_remoteCall_accessibleFunctions_crossModule_irgen.swift
index 155ecfb060068..fbc9fd5b21f9a 100644
--- a/test/Distributed/Runtime/distributed_actor_remoteCall_accessibleFunctions_crossModule_irgen.swift
+++ b/test/Distributed/Runtime/distributed_actor_remoteCall_accessibleFunctions_crossModule_irgen.swift
@@ -50,7 +50,7 @@
 
 // Locating the built libraries failed on Linux (construction of test case),
 // but we primarily care about macOS in this test
-// UNSUPPORTED: OS=linux-gnu
+// UNSUPPORTED: OS=linux-gnu || OS=freebsd
 
 // %env does not seem to work on Windows
 // UNSUPPORTED: OS=windows-msvc
@@ -244,4 +244,4 @@ class AnotherImpl {}
 // CHECK-SAME:       ) to i64)
 // CHECK-SAME:     ) to i32
 // CHECK-SAME:   )
-// CHECK-SAME: }, section "__TEXT,__const", no_sanitize_address, align 4
\ No newline at end of file
+// CHECK-SAME: }, section "__TEXT,__const", no_sanitize_address, align 4
diff --git a/test/IRGen/profiling_marker_thunks.swift b/test/IRGen/profiling_marker_thunks.swift
index 824fd65be5995..e1a767d9d35d6 100644
--- a/test/IRGen/profiling_marker_thunks.swift
+++ b/test/IRGen/profiling_marker_thunks.swift
@@ -7,7 +7,7 @@
 // RUN: %target-swift-frontend -module-name A -I %t -emit-ir %s | %FileCheck %s --check-prefix=NOTHUNK
 
 // UNSUPPORTED: OS=windows-msvc
-// UNSUPPORTED: OS=linux-gnu, OS=linux-android, OS=linux-androideabi
+// UNSUPPORTED: OS=linux-gnu, OS=linux-android, OS=linux-androideabi, OS=freebsd
 
 // UNSUPPORTED: CPU=arm64e
 
diff --git a/test/Interpreter/cdecl_official_run.swift b/test/Interpreter/cdecl_official_run.swift
index 2ed14a1b6022d..cdc6872fee727 100644
--- a/test/Interpreter/cdecl_official_run.swift
+++ b/test/Interpreter/cdecl_official_run.swift
@@ -9,7 +9,7 @@
 
 /// Build and run a binary from Swift and C code.
 // RUN: %clang-no-modules -c %t/Client.c -o %t/Client.o -target %target-triple \
-// RUN:   -I %t -I %clang-include-dir -Werror -isysroot %sdk
+// RUN:   %target-pic-opt -I %t -I %clang-include-dir -Werror -isysroot %sdk
 // RUN: %target-build-swift %t/Lib.swift %t/Client.o -O -o %t/a.out \
 // RUN:   -enable-experimental-feature CDecl -parse-as-library
 // RUN: %target-codesign %t/a.out
diff --git a/test/Prototypes/CollectionTransformers.swift b/test/Prototypes/CollectionTransformers.swift
index 4943ba01d0c57..e8d04cfc7b28a 100644
--- a/test/Prototypes/CollectionTransformers.swift
+++ b/test/Prototypes/CollectionTransformers.swift
@@ -200,7 +200,7 @@ import Darwin
 import Dispatch
 
 // FIXME: port to Linux.
-// XFAIL: OS=linux-gnu, OS=windows-msvc, OS=openbsd, OS=linux-android
+// XFAIL: OS=linux-gnu, OS=windows-msvc, OS=freebsd, OS=openbsd, OS=linux-android
 
 // A wrapper for pthread_t with platform-independent interface.
 public struct _stdlib_pthread_t : Equatable, Hashable {
diff --git a/test/Sanitizers/asan/asan.swift b/test/Sanitizers/asan/asan.swift
index b6e38598a4636..d5636c0c5140c 100644
--- a/test/Sanitizers/asan/asan.swift
+++ b/test/Sanitizers/asan/asan.swift
@@ -1,5 +1,10 @@
 // XFAIL: OS=windows-msvc
 
+// This test hangs on aarch64 FreeBSD
+// XFAIL will try to run the test and the verify that the test fails, which
+// still hits the hang.
+// UNSUPPORTED: OS=freebsd && CPU=aarch64
+
 // RUN: %target-swiftc_driver %s -g -sanitize=address -o %t_asan-binary
 // RUN: %target-codesign %t_asan-binary
 // RUN: env %env-ASAN_OPTIONS=abort_on_error=0 not %target-run %t_asan-binary 2>&1 | %FileCheck %s