diff --git a/lib/Target/X86/X86TargetAsmInfo.cpp b/lib/Target/X86/X86TargetAsmInfo.cpp
index 8ad9cad1c8e..87024a8c171 100644
--- a/lib/Target/X86/X86TargetAsmInfo.cpp
+++ b/lib/Target/X86/X86TargetAsmInfo.cpp
@@ -139,6 +139,8 @@ X86DarwinTargetAsmInfo::X86DarwinTargetAsmInfo(const X86TargetMachine &TM):
   PrivateGlobalPrefix = "L";     // Marker for constant pool idxs
   BSSSection = 0;                       // no BSS section.
   ZeroFillDirective = "\t.zerofill\t";  // Uses .zerofill
+  // FIXME: It seems, this should be .const_data if relocation model is not
+  // static.
   ConstantPoolSection = "\t.const\n";
   JumpTableDataSection = "\t.const\n";
   CStringSection = "\t.cstring";