Update the comment. This feature is available only on Darwin at the moment. Though...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135951 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86FrameLowering.cpp b/lib/Target/X86/X86FrameLowering.cpp
index c64fbdbcdd340b9f7af1253ac0ca6683516c5008..cdc83054aa03d7f2d409c536b1ed4de2a8abbbd8 100644 (file)
--- a/lib/Target/X86/X86FrameLowering.cpp
+++ b/lib/Target/X86/X86FrameLowering.cpp
@@ -34,7 +34,8 @@ using namespace llvm;
 // FIXME: completely move here.
 extern cl::opt<bool> ForceStackAlign;
 
-// FIXME: Remove once linker support is available.
+// FIXME: Remove once linker support is available. The feature exists only on
+// Darwin at the moment.
 static cl::opt<bool>
 GenerateCompactUnwind("gen-compact-unwind",
                       cl::desc("Generate compact unwind encoding"),