diff --git a/libc/bionic/assert.cpp b/libc/bionic/assert.cpp
index ba67143..985fc38 100644
--- a/libc/bionic/assert.cpp
+++ b/libc/bionic/assert.cpp
@@ -34,10 +34,12 @@
 
 void __assert(const char* file, int line, const char* failed_expression) {
   __libc_fatal("%s:%d: assertion \"%s\" failed", file, line, failed_expression);
-  /* NOTREACHED */
 }
 
 void __assert2(const char* file, int line, const char* function, const char* failed_expression) {
   __libc_fatal("%s:%d: %s: assertion \"%s\" failed", file, line, function, failed_expression);
-  /* NOTREACHED */
+}
+
+extern "C" __LIBC_HIDDEN__ void longjmperror() {
+  __libc_fatal("longjmp botch");
 }