diff --git a/bindgen-tests/tests/expectations/tests/abi-override.rs b/bindgen-tests/tests/expectations/tests/abi-override.rs
index 38fe76fd63..369bfd8d32 100644
--- a/bindgen-tests/tests/expectations/tests/abi-override.rs
+++ b/bindgen-tests/tests/expectations/tests/abi-override.rs
@@ -1,4 +1,5 @@
 #![allow(dead_code, non_snake_case, non_camel_case_types, non_upper_case_globals)]
+#![cfg(target = "i686-pc-windows-msvc")]
 unsafe extern "fastcall" {
     pub fn foo();
 }
diff --git a/bindgen-tests/tests/expectations/tests/mangling-win32.rs b/bindgen-tests/tests/expectations/tests/mangling-win32.rs
index 3a2f95bf70..263f619374 100644
--- a/bindgen-tests/tests/expectations/tests/mangling-win32.rs
+++ b/bindgen-tests/tests/expectations/tests/mangling-win32.rs
@@ -1,4 +1,5 @@
 #![allow(dead_code, non_snake_case, non_camel_case_types, non_upper_case_globals)]
+#![cfg(target = "i686-pc-windows-msvc")]
 unsafe extern "C" {
     pub fn foo();
 }
diff --git a/bindgen-tests/tests/headers/abi-override.h b/bindgen-tests/tests/headers/abi-override.h
index 578659733e..0b0fdcf245 100644
--- a/bindgen-tests/tests/headers/abi-override.h
+++ b/bindgen-tests/tests/headers/abi-override.h
@@ -1,4 +1,4 @@
-// bindgen-flags: --override-abi=foo=fastcall --override-abi=bar=stdcall --override-abi=boo=efiapi --override-abi=foobar=efiapi --override-abi qux=system
+// bindgen-flags: --override-abi=foo=fastcall --override-abi=bar=stdcall --override-abi=boo=efiapi --override-abi=foobar=efiapi --override-abi qux=system --raw-line '#![cfg(target = "i686-pc-windows-msvc")]'
 
 void foo();
 void bar();
diff --git a/bindgen-tests/tests/headers/mangling-win32.hpp b/bindgen-tests/tests/headers/mangling-win32.hpp
index 386df4aba3..76a7e664ed 100644
--- a/bindgen-tests/tests/headers/mangling-win32.hpp
+++ b/bindgen-tests/tests/headers/mangling-win32.hpp
@@ -1,4 +1,4 @@
-// bindgen-flags: -- --target=i686-pc-win32
+// bindgen-flags: --raw-line '#![cfg(target = "i686-pc-windows-msvc")]' -- --target=i686-pc-win32
 
 extern "C" void foo();