Index: lib/builtins/arm/restore_vfp_d8_d15_regs.S
===================================================================
--- lib/builtins/arm/restore_vfp_d8_d15_regs.S
+++ lib/builtins/arm/restore_vfp_d8_d15_regs.S
@@ -31,5 +31,7 @@
 	bx      lr                      // return to prolog
 END_COMPILERRT_FUNCTION(__restore_vfp_d8_d15_regs)
 
+#if defined(__APPLE__)
 	// tell linker it can break up file at label boundaries
 	.subsections_via_symbols
+#endif
Index: lib/builtins/arm/save_vfp_d8_d15_regs.S
===================================================================
--- lib/builtins/arm/save_vfp_d8_d15_regs.S
+++ lib/builtins/arm/save_vfp_d8_d15_regs.S
@@ -31,5 +31,7 @@
 	bx      lr                      // return to prolog
 END_COMPILERRT_FUNCTION(__save_vfp_d8_d15_regs)
 
+#if defined(__APPLE__)
 	// tell linker it can break up file at label boundaries
 	.subsections_via_symbols
+#endif
Index: lib/builtins/arm/switch16.S
===================================================================
--- lib/builtins/arm/switch16.S
+++ lib/builtins/arm/switch16.S
@@ -42,5 +42,7 @@
 	bx      ip                      // jump to computed label
 END_COMPILERRT_FUNCTION(__switch16)
 
+#if defined(__APPLE__)
 	// tell linker it can break up file at label boundaries
 	.subsections_via_symbols
+#endif
Index: lib/builtins/arm/switch32.S
===================================================================
--- lib/builtins/arm/switch32.S
+++ lib/builtins/arm/switch32.S
@@ -42,6 +42,8 @@
 	bx      ip                       // jump to computed label
 END_COMPILERRT_FUNCTION(__switch32)
 
+#if defined(__APPLE__)
 	// tell linker it can break up file at label boundaries
 	.subsections_via_symbols
+#endif
 
Index: lib/builtins/arm/switch8.S
===================================================================
--- lib/builtins/arm/switch8.S
+++ lib/builtins/arm/switch8.S
@@ -40,6 +40,8 @@
 	bx      ip                      // jump to computed label
 END_COMPILERRT_FUNCTION(__switch8)
 
+#if defined(__APPLE__)
 	// tell linker it can break up file at label boundaries
 	.subsections_via_symbols
+#endif
 
Index: lib/builtins/arm/switchu8.S
===================================================================
--- lib/builtins/arm/switchu8.S
+++ lib/builtins/arm/switchu8.S
@@ -40,6 +40,8 @@
 	bx      ip                      // jump to computed label
 END_COMPILERRT_FUNCTION(__switchu8)
 
+#if defined(__APPLE__)
 	// tell linker it can break up file at label boundaries
 	.subsections_via_symbols
+#endif