message: Trim trailing NULL character from returned GCN ISA string
diff: @@ -215,10 +215,14 @@ std::string DisassembleDXBC(const bytebuf &shaderBytes, const std::string &targe
  else if(amdil && !strcmp(name, ".amdil_disassembly"))
  {
  ret.insert(0, (const char *)data, (size_t)sectHeader->sh_size);
  + while(ret.back() == '\0')
  + ret.pop_back();
  }
  else if(!amdil && !strcmp(name, ".disassembly"))
  {
  ret.insert(0, (const char *)data, (size_t)sectHeader->sh_size);
  + while(ret.back() == '\0')
  + ret.pop_back();
  }
  }
  