diff --git a/libc/arch-x86/bionic/__restore_rt.S b/libc/arch-x86/bionic/__restore_rt.S
deleted file mode 100644
index 0cd808125..000000000
--- a/libc/arch-x86/bionic/__restore_rt.S
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *  * Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- *  * Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <private/bionic_asm.h>
-
-// This function must have exactly this instruction sequence for gdb and libunwind.
-// This function must have exactly this name for gdb.
-ENTRY(__restore_rt)
-  movl $__NR_rt_sigreturn, %eax
-  int $0x80
-END(__restore_rt)
diff --git a/tests/Android.mk b/tests/Android.mk
index 841369d0a..c0345e442 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -91,6 +91,7 @@ libBionicStandardTests_src_files := \
     semaphore_test.cpp \
     signal_test.cpp \
     stack_protector_test.cpp \
+    stack_unwinding_test.cpp \
     stdatomic_test.cpp \
     stdint_test.cpp \
     stdio_test.cpp \
@@ -234,7 +235,6 @@ bionic-unit-tests_src_files := \
     atexit_test.cpp \
     dlext_test.cpp \
     dlfcn_test.cpp \
-    stack_unwinding_test.cpp \
 
 bionic-unit-tests_cflags := $(test_cflags)