Bump GLIBCXX version requirement to 3.4.29 thanks to using brand new …

…compiler features Fixes #10378

.ci/deploy-linux.sh

@@ -28,8 +28,9 @@ if [ "$DEPLOY_APPIMAGE" = "true" ]; then
     # This may need updating if you update the compiler or rpcs3 uses newer c++ features
     # See https://github.com/gcc-mirror/gcc/blob/master/libstdc%2B%2B-v3/config/abi/pre/gnu.ver
     # for which definitions correlate to which CXXABI version.
-    # Currently we target a minimum of GLIBCXX_3.4.26 and CXXABI_1.3.11
-    printf "#include <exception>\n#include <memory_resource>\nint main(){std::make_exception_ptr(0);std::pmr::get_default_resource();}" | $CXX -x c++ -std=c++2a -o ./appdir/usr/optional/checker -
+    # Currently we target a minimum of GLIBCXX_3.4.29 and CXXABI_1.3.11
+    printf "#include <sstream>\n#include <exception>\n#include <memory_resource>\nint main(){auto x = std::stringbuf();x.get_allocator();std::make_exception_ptr(0);std::pmr::get_default_resource();}" \
+     | $CXX -x c++ -std=c++2a -o ./appdir/usr/optional/checker -
 
     # Package it up and send it off
     ./squashfs-root/usr/bin/appimagetool "$APPDIR"