Index: compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc
===================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_common_interceptors.inc
@@ -47,6 +47,7 @@
 #define pthread_setname_np pthread_set_name_np
 #define inet_aton __inet_aton
 #define inet_pton __inet_pton
+#define iconv __bsd_iconv
 #endif
 
 #ifndef COMMON_INTERCEPTOR_INITIALIZE_RANGE
Index: compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h
===================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_platform_interceptors.h
@@ -204,7 +204,7 @@
 #define SANITIZER_INTERCEPT_LGAMMAL_R SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_DRAND48_R SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_RAND_R SI_MAC || SI_LINUX_NOT_ANDROID
-#define SANITIZER_INTERCEPT_ICONV SI_LINUX_NOT_ANDROID
+#define SANITIZER_INTERCEPT_ICONV SI_FREEBSD || SI_LINUX_NOT_ANDROID
 #define SANITIZER_INTERCEPT_TIMES SI_NOT_WINDOWS
 
 // FIXME: getline seems to be available on OSX 10.7
Index: compiler-rt/trunk/test/msan/iconv.cc
===================================================================
--- compiler-rt/trunk/test/msan/iconv.cc
+++ compiler-rt/trunk/test/msan/iconv.cc
@@ -15,7 +15,12 @@
   char inbuf_[100];
   strcpy(inbuf_, "sample text");
   char outbuf_[100];
+#if defined(__FreeBSD__)
+  // FreeBSD's iconv() expects the 2nd argument be of type 'const char**'.
+  const char *inbuf = inbuf_;
+#else
   char *inbuf = inbuf_;
+#endif
   char *outbuf = outbuf_;
   size_t inbytesleft = strlen(inbuf_);
   size_t outbytesleft = sizeof(outbuf_);