Accept DWARF version 2 and 3 in debug_line tables

Issue reported by Matthew Gardiner.  Further work is necessary to
synchronize LLDB's DWARF classes with the derivatives now in LLVM.

llvm-svn: 205771

1 files changed, 2 insertions, 2 deletions

diff --git a/lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugLine.cpp b/lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugLine.cpp
index f7eb613034d..46f77902cba 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugLine.cpp
+++ b/lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugLine.cpp
@@ -418,7 +418,7 @@ DWARFDebugLine::ParsePrologue(const DWARFDataExtractor& debug_line_data, lldb::o
     const char * s;
     prologue->total_length      = debug_line_data.GetDWARFInitialLength(offset_ptr);
     prologue->version           = debug_line_data.GetU16(offset_ptr);
-    if (prologue->version != 2)
+    if (prologue->version < 2 || prologue->version > 3)
       return false;
 
     prologue->prologue_length   = debug_line_data.GetDWARFOffset(offset_ptr);
@@ -486,7 +486,7 @@ DWARFDebugLine::ParseSupportFiles (const lldb::ModuleSP &module_sp,
     (void)debug_line_data.GetDWARFInitialLength(&offset);
     const char * s;
     uint32_t version = debug_line_data.GetU16(&offset);
-    if (version != 2)
+    if (version < 2 || version > 3)
       return false;
 
     const dw_offset_t end_prologue_offset = debug_line_data.GetDWARFOffset(&offset) + offset;