Index: test/msan/lit.cfg
===================================================================
--- test/msan/lit.cfg
+++ test/msan/lit.cfg
@@ -17,7 +17,7 @@
                       config.debug_info_flags)
 # Some Msan tests leverage backtrace() which requires libexecinfo on FreeBSD.
 if config.host_os == 'FreeBSD':
-  clang_msan_cflags += ["-lexecinfo"]
+  clang_msan_cflags += ["-lexecinfo", "-fPIC"]
 clang_msan_cxxflags = config.cxx_mode_flags + clang_msan_cflags
 
 def build_invocation(compile_flags):