[AMDGPU] CommonArgs: Enable offload compression by default

Author: LunNova

clang/lib/Driver/ToolChains/CommonArgs.cpp

@@ -3018,7 +3018,7 @@ void tools::addOutlineAtomicsArgs(const Driver &D, const ToolChain &TC,
 void tools::addOffloadCompressArgs(const llvm::opt::ArgList &TCArgs,
                                    llvm::opt::ArgStringList &CmdArgs) {
   if (TCArgs.hasFlag(options::OPT_offload_compress,
-                     options::OPT_no_offload_compress, false))
+                     options::OPT_no_offload_compress, true))
     CmdArgs.push_back("-compress");
   if (TCArgs.hasArg(options::OPT_v))
     CmdArgs.push_back("-verbose");