Index: lib/CodeGen/TargetLoweringBase.cpp
===================================================================
--- lib/CodeGen/TargetLoweringBase.cpp
+++ lib/CodeGen/TargetLoweringBase.cpp
@@ -487,7 +487,7 @@
   Names[RTLIB::ATOMIC_FETCH_NAND_8] = "__atomic_fetch_nand_8";
   Names[RTLIB::ATOMIC_FETCH_NAND_16] = "__atomic_fetch_nand_16";
 
-  if (TT.isGNUEnvironment()) {
+  if (TT.isOSLinux()) {
     Names[RTLIB::SINCOS_F32] = "sincosf";
     Names[RTLIB::SINCOS_F64] = "sincos";
     Names[RTLIB::SINCOS_F80] = "sincosl";
Index: test/CodeGen/ARM/sincos.ll
===================================================================
--- test/CodeGen/ARM/sincos.ll
+++ test/CodeGen/ARM/sincos.ll
@@ -3,6 +3,8 @@
 ; RUN: llc < %s -mtriple=armv7-linux-gnu -mcpu=cortex-a8 | FileCheck %s --check-prefix=NOOPT-GNU
 ; RUN: llc < %s -mtriple=armv7-linux-gnueabi -mcpu=cortex-a8 \
 ; RUN:   --enable-unsafe-fp-math | FileCheck %s --check-prefix=SINCOS-GNU
+; RUN: llc < %s -mtriple=armv7-freebsd-gnueabi -mcpu=cortex-a8 \
+; RUN:   --enable-unsafe-fp-math | FileCheck %s --check-prefix=NOOPT-FREEBSD
 
 ; Combine sin / cos into a single call.
 ; rdar://12856873
@@ -23,6 +25,10 @@
 ; NOOPT-GNU: bl sinf
 ; NOOPT-GNU: bl cosf
 
+; NOOPT-FREEBSD-LABEL: test1:
+; NOOPT-FREEBSD: bl sinf
+; NOOPT-FREEBSD: bl cosf
+
   %call = tail call float @sinf(float %x) nounwind readnone
   %call1 = tail call float @cosf(float %x) nounwind readnone
   %add = fadd float %call, %call1
@@ -44,6 +50,10 @@
 ; NOOPT-GNU-LABEL: test2:
 ; NOOPT-GNU: bl sin
 ; NOOPT-GNU: bl cos
+
+; NOOPT-FREEBSD-LABEL: test2:
+; NOOPT-FREEBSD: bl sin
+; NOOPT-FREEBSD: bl cos
   %call = tail call double @sin(double %x) nounwind readnone
   %call1 = tail call double @cos(double %x) nounwind readnone
   %add = fadd double %call, %call1