* compressed_output.cc (zlib_decompress): New function.

[deliverable/binutils-gdb.git] / gold / dwarf_reader.cc

diff --git a/gold/dwarf_reader.cc b/gold/dwarf_reader.cc
index 4062fe67c3157377b5429f53244b8b3f2ee67923..c0188fbd435b5bac060a2017f581abba00bc2274 100644 (file)
--- a/gold/dwarf_reader.cc
+++ b/gold/dwarf_reader.cc
@@ -32,6 +32,7 @@
 #include "reloc.h"
 #include "dwarf_reader.h"
 #include "int_encoding.h"
+#include "compressed_output.h"
 
 namespace gold {
 
@@ -80,6 +81,21 @@ Sized_dwarf_line_info<size, big_endian>::Sized_dwarf_line_info(Object* object,
   if (this->buffer_ == NULL)
     return;
 
+  section_size_type uncompressed_size = 0;
+  unsigned char* uncompressed_data = NULL;
+  if (object->section_is_compressed(debug_shndx, &uncompressed_size))
+    {
+      uncompressed_data = new unsigned char[uncompressed_size];
+      if (!decompress_input_section(this->buffer_,
+                                   this->buffer_end_ - this->buffer_,
+                                   uncompressed_data,
+                                   uncompressed_size))
+       object->error(_("could not decompress section %s"),
+                     object->section_name(debug_shndx).c_str());
+      this->buffer_ = uncompressed_data;
+      this->buffer_end_ = this->buffer_ + uncompressed_size;
+    }
+
   // Find the relocation section for ".debug_line".
   // We expect these for relobjs (.o's) but not dynobjs (.so's).
   bool got_relocs = false;