Unbreak X86/ELF Debugging. Somehow this line got lost in Jim's cleanup.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31492 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/DwarfWriter.cpp b/lib/CodeGen/DwarfWriter.cpp
index c18fb12..81c8963 100644
--- a/lib/CodeGen/DwarfWriter.cpp
+++ b/lib/CodeGen/DwarfWriter.cpp
@@ -2418,6 +2418,8 @@
   /// EmitFunctionDebugFrame - Emit per function frame info into a debug frame
   /// section.
   void EmitFunctionDebugFrame() {
+    if (!TAI->getDwarfRequiresFrameSection())
+      return;
     // Start the dwarf frame section.
     Asm->SwitchToDataSection(TAI->getDwarfFrameSection());