--- a/clang/lib/Driver/ToolChains/Linux.cpp
+++ b/clang/lib/Driver/ToolChains/Linux.cpp
@@ -287,6 +287,33 @@ Linux::Linux(const Driver &D, const llvm
   ExtraOpts.push_back("--build-id");
 #endif
 
+  if (Distro.IsDebian() && Distro >= Distro::DebianTrixie
+      || Distro.IsUbuntu() && Distro >= Distro::UbuntuNoble)
+  {
+    const char *deb_build_os_release_id = getenv ("DEB_BUILD_OS_RELEASE_ID");
+    const char *deb_source = getenv ("DEB_SOURCE");
+    const char *deb_version = getenv ("DEB_VERSION");
+    const char *deb_host_arch = getenv ("DEB_HOST_ARCH");
+    const char *no_pkg_metadata = getenv ("NO_PKG_METADATA");
+
+    if (no_pkg_metadata) {
+      // don't issue --package-metadata option
+    } else if (!deb_build_os_release_id && !deb_source && !deb_version && !deb_host_arch) {
+      // no environment set for package metadata
+    } else if (!(deb_build_os_release_id && deb_source && deb_version && deb_host_arch)) {
+      // incomple environment
+      // FIXME: emit error
+    } else {
+      ExtraOpts.push_back(std::string("--package-metadata={")
+			  + "\"type\":\"deb\","
+			  + "\"os\":\"" + deb_build_os_release_id + "\","
+			  + "\"name\":\"" + deb_source + "\","
+			  + "\"version\":\"" + deb_version + "\","
+			  + "\"architecture\":\"" + deb_host_arch + "\""
+			  + "}");
+    }
+  }
+
   // The selection of paths to try here is designed to match the patterns which
   // the GCC driver itself uses, as this is part of the GCC-compatible driver.
   // This was determined by running GCC in a fake filesystem, creating all