[Lldb-commits] [lldb] r125071 - /lldb/branches/apple/calcite/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.cpp

[Greg Clayton]

Author: gclayton
Date: Mon Feb  7 20:38:35 2011
New Revision: 125071

URL: http://llvm.org/viewvc/llvm-project?rev=125071&view=rev
Log:
Fixed an issue that could cause a crash if a symbol we thought was related
to a N_GSYM symbol didn't have an address value for itself.


Modified:
    lldb/branches/apple/calcite/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.cpp

Modified: lldb/branches/apple/calcite/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/branches/apple/calcite/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.cpp?rev=125071&r1=125070&r2=125071&view=diff
==============================================================================
--- lldb/branches/apple/calcite/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.cpp (original)
+++ lldb/branches/apple/calcite/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDebugMap.cpp Mon Feb  7 20:38:35 2011
@@ -363,7 +363,7 @@
 #endif
                                 // Next we find the non-stab entry that corresponds to the N_GSYM in the .o file
                                 Symbol *oso_gsym_symbol = oso_symtab->FindFirstSymbolWithNameAndType(exe_symbol->GetMangled().GetName(), eSymbolTypeData, Symtab::eDebugNo, Symtab::eVisibilityAny);
-                                if (exe_gsym_symbol && oso_gsym_symbol)
+                                if (exe_gsym_symbol && oso_gsym_symbol && exe_gsym_symbol->GetAddressRangePtr() && oso_gsym_symbol->GetAddressRangePtr())
                                 {
                                     // If we found the symbol, then we
                                     Section* exe_gsym_section = const_cast<Section *>(exe_gsym_symbol->GetAddressRangePtr()->GetBaseAddress().GetSection());