diff --git a/compiler-rt/test/dfsan/interceptors.c b/compiler-rt/test/dfsan/mmap_at_init.c
rename from compiler-rt/test/dfsan/interceptors.c
rename to compiler-rt/test/dfsan/mmap_at_init.c
--- a/compiler-rt/test/dfsan/interceptors.c
+++ b/compiler-rt/test/dfsan/mmap_at_init.c
@@ -4,9 +4,7 @@
 //
 // Tests that calling mmap() during during dfsan initialization works.
 
-#include <assert.h>
 #include <sanitizer/dfsan_interface.h>
-#include <string.h>
 #include <sys/mman.h>
 #include <unistd.h>
 
@@ -21,7 +19,7 @@
   Size = (Size + PageSize - 1) & ~(PageSize - 1); // Round up to PageSize.
   void *Ret = mmap(NULL, Size, PROT_READ | PROT_WRITE,
                    MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
-  assert(Ret != MAP_FAILED);
+  if (Ret == MAP_FAILED) exit(-1);
   return Ret;
 }