Mark all calls as "could throw", when exceptions are enabled. Emit necessary LP info too. This fixes PR1439

llvm-svn: 37311
diff --git a/llvm/lib/CodeGen/DwarfWriter.cpp b/llvm/lib/CodeGen/DwarfWriter.cpp
index 23ce4b2..7e97788 100644
--- a/llvm/lib/CodeGen/DwarfWriter.cpp
+++ b/llvm/lib/CodeGen/DwarfWriter.cpp
@@ -2852,7 +2852,7 @@
       
       EmitLabel("eh_frame_begin", EHFrameInfo.Number);
 
-      EmitSectionOffset("eh_frame_begin", "section_eh_frame",
+      EmitSectionOffset("eh_frame_begin", "eh_frame_common",
                         EHFrameInfo.Number, EHFrameInfo.PersonalityIndex,
                         true, true);
       Asm->EOL("FDE CIE offset");