Index: cmake/config.guess
===================================================================
--- cmake/config.guess
+++ cmake/config.guess
@@ -206,10 +206,6 @@
 	UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
 	echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE}
 	exit ;;
-    *:Bitrig:*:*)
-	UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'`
-	echo ${UNAME_MACHINE_ARCH}-unknown-bitrig${UNAME_RELEASE}
-	exit ;;
     *:ekkoBSD:*:*)
 	echo ${UNAME_MACHINE}-unknown-ekkobsd${UNAME_RELEASE}
 	exit ;;
Index: include/llvm/ADT/Triple.h
===================================================================
--- include/llvm/ADT/Triple.h
+++ include/llvm/ADT/Triple.h
@@ -167,7 +167,6 @@
     RTEMS,
     NaCl,       // Native Client
     CNK,        // BG/P Compute-Node Kernel
-    Bitrig,
     AIX,
     CUDA,       // NVIDIA CUDA
     NVCL,       // NVIDIA OpenCL
@@ -489,10 +488,6 @@
     return getOS() == Triple::Solaris;
   }
 
-  bool isOSBitrig() const {
-    return getOS() == Triple::Bitrig;
-  }
-
   bool isOSIAMCU() const {
     return getOS() == Triple::ELFIAMCU;
   }
Index: lib/Support/Triple.cpp
===================================================================
--- lib/Support/Triple.cpp
+++ lib/Support/Triple.cpp
@@ -194,7 +194,6 @@
   case RTEMS: return "rtems";
   case NaCl: return "nacl";
   case CNK: return "cnk";
-  case Bitrig: return "bitrig";
   case AIX: return "aix";
   case CUDA: return "cuda";
   case NVCL: return "nvcl";
@@ -477,7 +476,6 @@
     .StartsWith("rtems", Triple::RTEMS)
     .StartsWith("nacl", Triple::NaCl)
     .StartsWith("cnk", Triple::CNK)
-    .StartsWith("bitrig", Triple::Bitrig)
     .StartsWith("aix", Triple::AIX)
     .StartsWith("cuda", Triple::CUDA)
     .StartsWith("nvcl", Triple::NVCL)
Index: lib/Support/Unix/Path.inc
===================================================================
--- lib/Support/Unix/Path.inc
+++ lib/Support/Unix/Path.inc
@@ -108,10 +108,9 @@
 namespace llvm {
 namespace sys  {
 namespace fs {
-#if defined(__FreeBSD__) || defined (__NetBSD__) || defined(__Bitrig__) || \
-    defined(__OpenBSD__) || defined(__minix) || defined(__FreeBSD_kernel__) || \
-    defined(__linux__) || defined(__CYGWIN__) || defined(__DragonFly__) || \
-    defined(_AIX)
+#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) ||     \
+    defined(__minix) || defined(__FreeBSD_kernel__) || defined(__linux__) ||   \
+    defined(__CYGWIN__) || defined(__DragonFly__) || defined(_AIX)
 static int
 test_dir(char ret[PATH_MAX], const char *dir, const char *bin)
 {
@@ -180,9 +179,9 @@
     if (realpath(exe_path, link_path))
       return link_path;
   }
-#elif defined(__FreeBSD__) || defined (__NetBSD__) || defined(__Bitrig__) || \
-      defined(__OpenBSD__) || defined(__minix) || defined(__DragonFly__) || \
-      defined(__FreeBSD_kernel__) || defined(_AIX)
+#elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) ||   \
+    defined(__minix) || defined(__DragonFly__) ||                              \
+    defined(__FreeBSD_kernel__) || defined(_AIX)
   char exe_path[PATH_MAX];
 
   if (getprogpath(exe_path, argv0) != NULL)
Index: lib/Support/Unix/Process.inc
===================================================================
--- lib/Support/Unix/Process.inc
+++ lib/Support/Unix/Process.inc
@@ -32,10 +32,10 @@
 #if HAVE_SIGNAL_H
 #include <signal.h>
 #endif
-// DragonFlyBSD, OpenBSD, and Bitrig have deprecated <malloc.h> for
+// DragonFlyBSD, and OpenBSD have deprecated <malloc.h> for
 // <stdlib.h> instead. Unix.h includes this for us already.
 #if defined(HAVE_MALLOC_H) && !defined(__DragonFly__) && \
-    !defined(__OpenBSD__) && !defined(__Bitrig__)
+    !defined(__OpenBSD__) 
 #include <malloc.h>
 #endif
 #if defined(HAVE_MALLCTL)
Index: lib/Target/ARM/MCTargetDesc/ARMMCAsmInfo.cpp
===================================================================
--- lib/Target/ARM/MCTargetDesc/ARMMCAsmInfo.cpp
+++ lib/Target/ARM/MCTargetDesc/ARMMCAsmInfo.cpp
@@ -58,7 +58,6 @@
 
   // Exceptions handling
   switch (TheTriple.getOS()) {
-  case Triple::Bitrig:
   case Triple::NetBSD:
     ExceptionsType = ExceptionHandling::DwarfCFI;
     break;
Index: test/CodeGen/ARM/dwarf-eh.ll
===================================================================
--- test/CodeGen/ARM/dwarf-eh.ll
+++ test/CodeGen/ARM/dwarf-eh.ll
@@ -2,10 +2,6 @@
 ; RUN: FileCheck %s
 ; RUN: llc -mtriple=arm-netbsd-eabi -o - -filetype=asm %s \
 ; RUN: -relocation-model=pic | FileCheck -check-prefix=CHECK-PIC %s
-; RUN: llc -mtriple=armv7-bitrig-gnueabihf -o - -filetype=asm %s | \
-; RUN: FileCheck %s
-; RUN: llc -mtriple=armv7-bitrig-gnueabihf -o - -filetype=asm %s \
-; RUN: -relocation-model=pic | FileCheck -check-prefix=CHECK-PIC %s
 
 ; ModuleID = 'test.cc'
 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:128-a0:0:64-n32-S64"