diff --git a/cmake/Qt3rdPartyLibraryHelpers.cmake b/cmake/Qt3rdPartyLibraryHelpers.cmake
index 4144acc8391..1eef71fe0fc 100644
--- a/cmake/Qt3rdPartyLibraryHelpers.cmake
+++ b/cmake/Qt3rdPartyLibraryHelpers.cmake
@@ -15,12 +15,12 @@ endmacro()
 # Everything else is just prepation for option validating.
 function(qt_internal_add_common_qt_library_helper target)
     qt_internal_get_add_library_option_args(option_args)
-    qt_parse_all_arguments(arg "qt_internal_add_common_qt_library_helper"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${option_args}"
         ""
         ""
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(arg_SHARED)
         set(arg_SHARED SHARED)
@@ -79,12 +79,12 @@ function(qt_internal_add_cmake_library target)
         ${__default_public_args}
     )
 
-    qt_parse_all_arguments(arg "qt_add_cmake_library"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${option_args}"
         "${single_args}"
         "${multi_args}"
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     qt_remove_args(library_helper_args
         ARGS_TO_REMOVE
@@ -161,12 +161,12 @@ function(qt_internal_add_3rdparty_library target)
         ${__default_public_args}
     )
 
-    qt_parse_all_arguments(arg "qt_internal_add_3rdparty_library"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${library_option_args};${option_args}"
         "${single_args}"
         "${multi_args}"
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     qt_remove_args(library_helper_args
         ARGS_TO_REMOVE
@@ -370,12 +370,13 @@ function(qt_internal_add_3rdparty_header_module target)
     set(multi_args
         EXTERNAL_HEADERS
     )
-    qt_parse_all_arguments(arg "qt_internal_add_header_module"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${option_args}"
         "${single_args}"
         "${multi_args}"
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
+
     qt_internal_add_module(${target}
         INTERNAL_MODULE
         HEADER_MODULE
diff --git a/cmake/QtAppHelpers.cmake b/cmake/QtAppHelpers.cmake
index f7466ba441e..01ca0a5ca23 100644
--- a/cmake/QtAppHelpers.cmake
+++ b/cmake/QtAppHelpers.cmake
@@ -4,12 +4,12 @@
 # This function creates a CMake target for a Qt internal app.
 # Such projects had a load(qt_app) command.
 function(qt_internal_add_app target)
-    qt_parse_all_arguments(arg
-        "qt_internal_add_app"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "NO_INSTALL;INSTALL_VERSIONED_LINK;EXCEPTIONS"
         "${__default_target_info_args};INSTALL_DIR"
         "${__default_private_args};PUBLIC_LIBRARIES"
-        ${ARGN})
+    )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     set(exceptions "")
     if(arg_EXCEPTIONS)
diff --git a/cmake/QtAutogenHelpers.cmake b/cmake/QtAutogenHelpers.cmake
index 6c66c79006e..eb0ca29ff3a 100644
--- a/cmake/QtAutogenHelpers.cmake
+++ b/cmake/QtAutogenHelpers.cmake
@@ -61,7 +61,8 @@ endfunction()
 
 # This function adds or removes additional AUTOGEN tools to a target: AUTOMOC/UIC/RCC
 function(qt_autogen_tools target)
-    qt_parse_all_arguments(arg "qt_autogen_tools" "" "" "${__default_private_args}" ${ARGN})
+    cmake_parse_arguments(PARSE_ARGV 1 arg "" "" "${__default_private_args}")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(arg_ENABLE_AUTOGEN_TOOLS)
         foreach(tool ${arg_ENABLE_AUTOGEN_TOOLS})
diff --git a/cmake/QtBuild.cmake b/cmake/QtBuild.cmake
index a80062f28d4..1469abf1760 100644
--- a/cmake/QtBuild.cmake
+++ b/cmake/QtBuild.cmake
@@ -60,9 +60,11 @@ endif()
 # to each destination, and sets the computed install target destination arguments in OUT_VAR.
 # Defaults used for each of the destination types, and can be configured per destination type.
 function(qt_get_install_target_default_args)
-    qt_parse_all_arguments(arg "qt_get_install_target_default_args"
-                               "" "OUT_VAR;CMAKE_CONFIG;RUNTIME;LIBRARY;ARCHIVE;INCLUDES;BUNDLE"
-                                  "ALL_CMAKE_CONFIGS" ${ARGN})
+    cmake_parse_arguments(PARSE_ARGV 0 arg
+       ""
+       "OUT_VAR;CMAKE_CONFIG;RUNTIME;LIBRARY;ARCHIVE;INCLUDES;BUNDLE"
+       "ALL_CMAKE_CONFIGS")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(NOT arg_CMAKE_CONFIG)
         message(FATAL_ERROR "No value given for CMAKE_CONFIG.")
diff --git a/cmake/QtBuildInformation.cmake b/cmake/QtBuildInformation.cmake
index 111c304267e..e952cd31941 100644
--- a/cmake/QtBuildInformation.cmake
+++ b/cmake/QtBuildInformation.cmake
@@ -313,9 +313,11 @@ function(qt_configure_add_summary_entry)
 endfunction()
 
 function(qt_configure_process_add_summary_entry)
-    qt_parse_all_arguments(arg "qt_configure_add_summary_entry"
+    cmake_parse_arguments(PARSE_ARGV 0 arg
         ""
-        "ARGS;TYPE;MESSAGE" "CONDITION" ${ARGN})
+        "ARGS;TYPE;MESSAGE"
+        "CONDITION")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(NOT arg_TYPE)
         set(arg_TYPE "feature")
@@ -472,8 +474,11 @@ function(qt_configure_add_summary_section)
 endfunction()
 
 function(qt_configure_process_add_summary_section)
-    qt_parse_all_arguments(arg "qt_configure_add_summary_section"
-        "" "NAME" "" ${ARGN})
+    cmake_parse_arguments(PARSE_ARGV 0 arg
+        ""
+        "NAME"
+        "")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     qt_configure_add_report("${__qt_configure_indent}${arg_NAME}:")
     if(NOT DEFINED __qt_configure_indent)
@@ -505,9 +510,11 @@ function(qt_configure_add_report_error error)
 endfunction()
 
 function(qt_configure_process_add_report_entry)
-    qt_parse_all_arguments(arg "qt_configure_add_report_entry"
+    cmake_parse_arguments(PARSE_ARGV 0 arg
         ""
-        "TYPE;MESSAGE" "CONDITION" ${ARGN})
+        "TYPE;MESSAGE"
+        "CONDITION")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     set(possible_types NOTE WARNING ERROR FATAL_ERROR)
     if(NOT "${arg_TYPE}" IN_LIST possible_types)
diff --git a/cmake/QtCMakeHelpers.cmake b/cmake/QtCMakeHelpers.cmake
index 1f488c28360..142a003cbc5 100644
--- a/cmake/QtCMakeHelpers.cmake
+++ b/cmake/QtCMakeHelpers.cmake
@@ -51,6 +51,9 @@ endfunction()
 
 # A version of cmake_parse_arguments that makes sure all arguments are processed and errors out
 # with a message about ${type} having received unknown arguments.
+#
+# TODO: Remove when all usage of qt_parse_all_arguments were replaced by
+# cmake_parse_all_arguments(PARSEARGV) instances
 macro(qt_parse_all_arguments result type flags options multiopts)
     cmake_parse_arguments(${result} "${flags}" "${options}" "${multiopts}" ${ARGN})
     if(DEFINED ${result}_UNPARSED_ARGUMENTS)
@@ -58,6 +61,14 @@ macro(qt_parse_all_arguments result type flags options multiopts)
     endif()
 endmacro()
 
+# Checks whether any unparsed arguments have been passed to the function at the call site.
+# Use this right after `cmake_parse_arguments`.
+function(_qt_internal_validate_all_args_are_parsed prefix)
+    if(DEFINED ${prefix}_UNPARSED_ARGUMENTS)
+        message(FATAL_ERROR "Unknown arguments: (${${prefix}_UNPARSED_ARGUMENTS})")
+    endif()
+endfunction()
+
 # Print all variables defined in the current scope.
 macro(qt_debug_print_variables)
     cmake_parse_arguments(__arg "DEDUP" "" "MATCH;IGNORE" ${ARGN})
@@ -114,8 +125,7 @@ endfunction()
 # Parameters:
 #   out_var: result of remove all arguments specified by ARGS_TO_REMOVE from ALL_ARGS
 #   ARGS_TO_REMOVE: Arguments to remove.
-#   ALL_ARGS: All arguments supplied to cmake_parse_arguments or
-#   qt_parse_all_arguments
+#   ALL_ARGS: All arguments supplied to cmake_parse_arguments
 #   from which ARGS_TO_REMOVE should be removed from. We require all the
 #   arguments or we can't properly identify the range of the arguments detailed
 #   in ARGS_TO_REMOVE.
@@ -129,7 +139,7 @@ endfunction()
 #   bar(target BAR.... WWW...)
 #
 #   function(foo target)
-#       qt_parse_all_arguments(arg "" "" "BAR;ZZZ;WWW ${ARGV})
+#       cmake_parse_arguments(PARSE_ARGV 1 arg "" "" "BAR;ZZZ;WWW")
 #       qt_remove_args(forward_args
 #           ARGS_TO_REMOVE ${target} ZZZ
 #           ALL_ARGS ${target} BAR ZZZ WWW
diff --git a/cmake/QtDbusHelpers.cmake b/cmake/QtDbusHelpers.cmake
index 5e72375ee45..26e98eff27e 100644
--- a/cmake/QtDbusHelpers.cmake
+++ b/cmake/QtDbusHelpers.cmake
@@ -3,7 +3,12 @@
 
 # helper to set up a qdbusxml2cpp rule
 function(qt_create_qdbusxml2cpp_command target infile)
-    qt_parse_all_arguments(arg "qt_create_qdbusxml2cpp_command" "ADAPTOR;INTERFACE" "BASENAME" "FLAGS" ${ARGN})
+    cmake_parse_arguments(PARSE_ARGV 2 arg
+        "ADAPTOR;INTERFACE"
+        "BASENAME"
+        "FLAGS")
+    _qt_internal_validate_all_args_are_parsed(arg)
+
     if((arg_ADAPTOR AND arg_INTERFACE) OR (NOT arg_ADAPTOR AND NOT arg_INTERFACE))
         message(FATAL_ERROR "qt_create_dbusxml2cpp_command needs either ADAPTOR or INTERFACE.")
     endif()
@@ -55,6 +60,7 @@ function(qt_create_qdbusxml2cpp_command target infile)
                                "${header_file}:${source_file}" "${absolute_in_file_path}"
                        DEPENDS "${absolute_in_file_path}" ${QT_CMAKE_EXPORT_NAMESPACE}::qdbusxml2cpp
                        WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
+                       COMMAND_EXPAND_LISTS
                        VERBATIM)
 
     target_sources("${target}" PRIVATE
diff --git a/cmake/QtExecutableHelpers.cmake b/cmake/QtExecutableHelpers.cmake
index 01768b14a22..ad4ac3d3661 100644
--- a/cmake/QtExecutableHelpers.cmake
+++ b/cmake/QtExecutableHelpers.cmake
@@ -12,11 +12,11 @@
 #         Qt::Core or Qt::Bootstrap libraries. Otherwise the Qt::Core library will be publicly
 #         linked to the executable target by default.
 function(qt_internal_add_executable name)
-    qt_parse_all_arguments(arg "qt_internal_add_executable"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${__qt_internal_add_executable_optional_args}"
         "${__qt_internal_add_executable_single_args}"
-        "${__qt_internal_add_executable_multi_args}"
-        ${ARGN})
+        "${__qt_internal_add_executable_multi_args}")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if ("x${arg_OUTPUT_DIRECTORY}" STREQUAL "x")
         set(arg_OUTPUT_DIRECTORY "${QT_BUILD_DIR}/${INSTALL_BINDIR}")
diff --git a/cmake/QtFeature.cmake b/cmake/QtFeature.cmake
index 4df468f11ea..0ba36db053c 100644
--- a/cmake/QtFeature.cmake
+++ b/cmake/QtFeature.cmake
@@ -5,9 +5,11 @@ include(QtFeatureCommon)
 include(CheckCXXCompilerFlag)
 
 function(qt_feature_module_begin)
-    qt_parse_all_arguments(arg "qt_feature_module_begin"
+    cmake_parse_arguments(PARSE_ARGV 0 arg
         "NO_MODULE;ONLY_EVALUATE_FEATURES"
-        "LIBRARY;PRIVATE_FILE;PUBLIC_FILE" "PUBLIC_DEPENDENCIES;PRIVATE_DEPENDENCIES" ${ARGN})
+        "LIBRARY;PRIVATE_FILE;PUBLIC_FILE"
+        "PUBLIC_DEPENDENCIES;PRIVATE_DEPENDENCIES")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(NOT arg_ONLY_EVALUATE_FEATURES)
         if ("${arg_LIBRARY}" STREQUAL "" AND (NOT ${arg_NO_MODULE}))
@@ -46,9 +48,11 @@ function(qt_feature feature)
     qt_feature_normalize_name("${feature}" feature)
     set_property(GLOBAL PROPERTY QT_FEATURE_ORIGINAL_NAME_${feature} "${original_name}")
 
-    qt_parse_all_arguments(arg "qt_feature"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "PRIVATE;PUBLIC"
-        "LABEL;PURPOSE;SECTION;" "AUTODETECT;CONDITION;ENABLE;DISABLE;EMIT_IF" ${ARGN})
+        "LABEL;PURPOSE;SECTION"
+        "AUTODETECT;CONDITION;ENABLE;DISABLE;EMIT_IF")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     set(_QT_FEATURE_DEFINITION_${feature} ${ARGN} PARENT_SCOPE)
 
@@ -412,7 +416,11 @@ endfunction()
 
 function(qt_feature_config feature config_var_name)
     qt_feature_normalize_name("${feature}" feature)
-    qt_parse_all_arguments(arg "qt_feature_config" "NEGATE" "NAME" "" ${ARGN})
+    cmake_parse_arguments(PARSE_ARGV 2 arg
+        "NEGATE"
+        "NAME"
+        "")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     # Store all the config related info in a unique variable key.
     set(key_name "_QT_FEATURE_CONFIG_DEFINITION_${feature}_${config_var_name}")
@@ -472,7 +480,11 @@ endfunction()
 
 function(qt_feature_definition feature name)
     qt_feature_normalize_name("${feature}" feature)
-    qt_parse_all_arguments(arg "qt_feature_definition" "NEGATE" "VALUE;PREREQUISITE" "" ${ARGN})
+    cmake_parse_arguments(PARSE_ARGV 2 arg
+        "NEGATE"
+        "VALUE;PREREQUISITE"
+        "")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     # Store all the define related info in a unique variable key.
     set(key_name "_QT_FEATURE_DEFINE_DEFINITION_${feature}_${name}")
@@ -528,7 +540,11 @@ function(qt_evaluate_feature_definition key)
 endfunction()
 
 function(qt_extra_definition name value)
-    qt_parse_all_arguments(arg "qt_extra_definition" "PUBLIC;PRIVATE" "" "" ${ARGN})
+    cmake_parse_arguments(PARSE_ARGV 2 arg
+        "PUBLIC;PRIVATE"
+        ""
+        "")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if (arg_PUBLIC)
         string(APPEND __QtFeature_public_extra "\n#define ${name} ${value}\n")
diff --git a/cmake/QtFlagHandlingHelpers.cmake b/cmake/QtFlagHandlingHelpers.cmake
index 32d1a52337c..d8597326cca 100644
--- a/cmake/QtFlagHandlingHelpers.cmake
+++ b/cmake/QtFlagHandlingHelpers.cmake
@@ -11,12 +11,12 @@ function(qt_internal_add_linker_version_script target)
         return()
     endif()
 
-    qt_parse_all_arguments(arg "qt_internal_add_linker_version_script"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         ""
         "PRIVATE_CONTENT_FILE"
         "PRIVATE_HEADERS"
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(arg_PRIVATE_CONTENT_FILE AND arg_PRIVATE_HEADERS)
         message(FATAL_ERROR "Both PRIVATE_CONTENT_FILE and PRIVATE_HEADERS are specified.")
@@ -526,13 +526,11 @@ endfunction()
 # LANGUAGES - optional list of languages like 'C', 'CXX', for which to remove the flags
 #             if not provided, defaults to the list of enabled C-like languages
 function(qt_internal_remove_known_optimization_flags)
-    qt_parse_all_arguments(
-        arg
-        "qt_internal_remove_known_optimization_flags"
+    cmake_parse_arguments(PARSE_ARGV 0 arg
         "IN_CACHE"
         ""
-        "CONFIGS;LANGUAGES"
-        ${ARGN})
+        "CONFIGS;LANGUAGES")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(NOT arg_CONFIGS)
         message(FATAL_ERROR
@@ -566,13 +564,12 @@ endfunction()
 # specified.
 # REGEX enables the flag processing as a regular expression.
 function(qt_internal_remove_compiler_flags flags)
-    qt_parse_all_arguments(arg
-        "qt_internal_remove_compiler_flags"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "IN_CACHE;REGEX"
         ""
         "CONFIGS;LANGUAGES"
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if("${flags}" STREQUAL "")
         message(WARNING "qt_internal_remove_compiler_flags was called without any flags specified.")
@@ -627,13 +624,11 @@ endfunction()
 # LANGUAGES - optional list of languages like 'C', 'CXX', for which to add the flags
 #             if not provided, defaults to the list of enabled C-like languages
 function(qt_internal_add_compiler_flags)
-    qt_parse_all_arguments(
-        arg
-        "qt_internal_add_compiler_flags"
+    cmake_parse_arguments(PARSE_ARGV 0 arg
         "IN_CACHE"
         "FLAGS"
-        "CONFIGS;LANGUAGES"
-        ${ARGN})
+        "CONFIGS;LANGUAGES")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(NOT arg_CONFIGS)
         message(FATAL_ERROR
@@ -670,13 +665,11 @@ endfunction()
 # LANGUAGES - optional list of languages like 'C', 'CXX', for which to add the flags
 #             if not provided, defaults to the list of enabled C-like languages
 function(qt_internal_add_compiler_flags_for_release_configs)
-    qt_parse_all_arguments(
-        arg
-        "qt_internal_add_compiler_flags_for_release_configs"
+    cmake_parse_arguments(PARSE_ARGV 0 arg
         "IN_CACHE"
         "FLAGS"
-        "LANGUAGES"
-        ${ARGN})
+        "LANGUAGES")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     set(args "")
 
@@ -716,13 +709,11 @@ endfunction()
 # It is meant to be called in a subdirectory scope to enable full optimizations for a particular
 # Qt module, like Core or Gui.
 function(qt_internal_add_optimize_full_flags)
-    qt_parse_all_arguments(
-        arg
-        "qt_internal_add_optimize_full_flags"
+    cmake_parse_arguments(PARSE_ARGV 0 arg
         "IN_CACHE"
         ""
-        ""
-        ${ARGN})
+        "")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     # QT_USE_DEFAULT_CMAKE_OPTIMIZATION_FLAGS disables forced full optimization.
     if(QT_USE_DEFAULT_CMAKE_OPTIMIZATION_FLAGS)
@@ -778,13 +769,11 @@ endfunction()
 # LANGUAGES      - optional list of languages like 'C', 'CXX', for which to replace the flags
 #                  if not provided, defaults to the list of enabled C-like languages
 function(qt_internal_replace_compiler_flags match_string replace_string)
-    qt_parse_all_arguments(
-        arg
-        "qt_internal_replace_compiler_flags"
+    cmake_parse_arguments(PARSE_ARGV 2 arg
         "IN_CACHE"
         ""
-        "CONFIGS;LANGUAGES"
-        ${ARGN})
+        "CONFIGS;LANGUAGES")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(NOT arg_CONFIGS)
         message(FATAL_ERROR
@@ -819,13 +808,11 @@ endfunction()
 #            CMAKE_<LINKER_TYPE>_LINKER_FLAGS_<CONFIG> cache variable.
 #            e.g EXE, MODULE, SHARED, STATIC.
 function(qt_internal_add_linker_flags)
-    qt_parse_all_arguments(
-        arg
-        "qt_internal_add_linker_flags"
+    cmake_parse_arguments(PARSE_ARGV 0 arg
         "IN_CACHE"
         "FLAGS"
-        "CONFIGS;TYPES"
-        ${ARGN})
+        "CONFIGS;TYPES")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(NOT arg_TYPES)
         message(FATAL_ERROR
@@ -866,13 +853,11 @@ endfunction()
 #                  CMAKE_<LINKER_TYPE>_LINKER_FLAGS_<CONFIG> cache variable.
 #                  e.g EXE, MODULE, SHARED, STATIC.
 function(qt_internal_replace_linker_flags match_string replace_string)
-    qt_parse_all_arguments(
-        arg
-        "qt_internal_replace_compiler_flags"
+    cmake_parse_arguments(PARSE_ARGV 2 arg
         "IN_CACHE"
         ""
-        "CONFIGS;TYPES"
-        ${ARGN})
+        "CONFIGS;TYPES")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if(NOT arg_TYPES)
         message(FATAL_ERROR
diff --git a/cmake/QtModuleHelpers.cmake b/cmake/QtModuleHelpers.cmake
index 102972224c5..5e7754b292e 100644
--- a/cmake/QtModuleHelpers.cmake
+++ b/cmake/QtModuleHelpers.cmake
@@ -127,12 +127,12 @@ function(qt_internal_add_module target)
         module_multi_args
     )
 
-    qt_parse_all_arguments(arg "qt_internal_add_module"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${module_option_args}"
         "${module_single_args}"
         "${module_multi_args}"
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     set(is_internal_module FALSE)
     if(arg_INTERNAL_MODULE)
diff --git a/cmake/QtPluginHelpers.cmake b/cmake/QtPluginHelpers.cmake
index a74d32db8d5..4cd2bdc42e4 100644
--- a/cmake/QtPluginHelpers.cmake
+++ b/cmake/QtPluginHelpers.cmake
@@ -44,12 +44,12 @@ function(qt_internal_add_plugin target)
     set(single_args ${public_single_args} ${internal_single_args})
     set(multi_args  ${public_multi_args}  ${internal_multi_args})
 
-    qt_parse_all_arguments(arg "qt_internal_add_plugin"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${option_args}"
         "${single_args}"
         "${multi_args}"
-        "${ARGN}"
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     # Put this behind a cache option for now. It's too noisy for general use
     # until most repos are updated.
diff --git a/cmake/QtResourceHelpers.cmake b/cmake/QtResourceHelpers.cmake
index 9ad9c682b83..a3f86613f8b 100644
--- a/cmake/QtResourceHelpers.cmake
+++ b/cmake/QtResourceHelpers.cmake
@@ -17,7 +17,11 @@ function(qt_internal_add_resource target resourceName)
         return()
     endif()
 
-    qt_parse_all_arguments(arg "qt_add_resource" "" "PREFIX;LANG;BASE;OUTPUT_TARGETS" "FILES" ${ARGN})
+    cmake_parse_arguments(PARSE_ARGV 2 arg
+        ""
+        "PREFIX;LANG;BASE;OUTPUT_TARGETS"
+        "FILES")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     _qt_internal_process_resource(${target} ${resourceName}
         PREFIX "${arg_PREFIX}"
diff --git a/cmake/QtRpathHelpers.cmake b/cmake/QtRpathHelpers.cmake
index 52106f4d3be..3dbf5c67644 100644
--- a/cmake/QtRpathHelpers.cmake
+++ b/cmake/QtRpathHelpers.cmake
@@ -82,7 +82,12 @@ function(qt_apply_rpaths)
         return()
     endif()
 
-    qt_parse_all_arguments(arg "qt_apply_rpaths" "RELATIVE_RPATH" "TARGET;INSTALL_PATH" "" ${ARGN})
+    cmake_parse_arguments(PARSE_ARGV 0 arg
+        "RELATIVE_RPATH"
+        "TARGET;INSTALL_PATH"
+        "")
+    _qt_internal_validate_all_args_are_parsed(arg)
+
     if(NOT arg_TARGET)
         message(FATAL_ERROR "No target given to qt_apply_rpaths.")
     else()
diff --git a/cmake/QtSimdHelpers.cmake b/cmake/QtSimdHelpers.cmake
index 9c1fd9ce5e4..1e77bf449f8 100644
--- a/cmake/QtSimdHelpers.cmake
+++ b/cmake/QtSimdHelpers.cmake
@@ -16,8 +16,12 @@
 #                            SIMD compiler flags. This is mostly relevant for fat / universal builds
 #
 function(qt_internal_add_simd_part target)
-    qt_parse_all_arguments(arg "qt_add_simd_part" "" "NAME;SIMD"
-       "${__default_private_args};COMPILE_FLAGS;EXCLUDE_OSX_ARCHITECTURES" ${ARGN})
+    cmake_parse_arguments(PARSE_ARGV 1 arg
+        ""
+        "NAME;SIMD"
+        "${__default_private_args};COMPILE_FLAGS;EXCLUDE_OSX_ARCHITECTURES")
+    _qt_internal_validate_all_args_are_parsed(arg)
+
     if ("x${arg_SIMD}" STREQUAL x)
         message(FATAL_ERROR "qt_add_simd_part needs a SIMD type to be set.")
     endif()
diff --git a/cmake/QtTargetHelpers.cmake b/cmake/QtTargetHelpers.cmake
index c8bec001fb3..8a0f9a2164f 100644
--- a/cmake/QtTargetHelpers.cmake
+++ b/cmake/QtTargetHelpers.cmake
@@ -47,12 +47,12 @@ function(qt_internal_extend_target target)
         NO_PCH_SOURCES
     )
 
-    qt_parse_all_arguments(arg "qt_extend_target"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${option_args}"
         "${single_args}"
         "${multi_args}"
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if("x${arg_CONDITION}" STREQUAL "x")
         set(arg_CONDITION ON)
diff --git a/cmake/QtTestHelpers.cmake b/cmake/QtTestHelpers.cmake
index 1fe830246f4..7868451e977 100644
--- a/cmake/QtTestHelpers.cmake
+++ b/cmake/QtTestHelpers.cmake
@@ -9,12 +9,12 @@ function(qt_internal_add_benchmark target)
         message(WARNING "Benchmarks won't be batched - unsupported (yet)")
     endif()
 
-    qt_parse_all_arguments(arg "qt_add_benchmark"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${__qt_internal_add_executable_optional_args}"
         "${__qt_internal_add_executable_single_args}"
         "${__qt_internal_add_executable_multi_args}"
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     qt_remove_args(exec_args
         ARGS_TO_REMOVE
@@ -94,12 +94,12 @@ endfunction()
 # See qt_internal_add_executable() for more details.
 function(qt_internal_add_manual_test target)
 
-    qt_parse_all_arguments(arg "qt_add_manual_test"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${__qt_internal_add_executable_optional_args}"
         "${__qt_internal_add_executable_single_args}"
         "${__qt_internal_add_executable_multi_args}"
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     qt_remove_args(exec_args
         ARGS_TO_REMOVE
@@ -430,12 +430,12 @@ endfunction()
 function(qt_internal_add_test name)
     qt_internal_get_test_arg_definitions(optional_args single_value_args multi_value_args)
 
-    qt_parse_all_arguments(arg "qt_add_test"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${optional_args};NO_BATCH"
         "${single_value_args}"
         "${multi_value_args}"
-        ${ARGN}
     )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     if (NOT arg_OUTPUT_DIRECTORY)
         set(arg_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
@@ -819,11 +819,12 @@ function(qt_internal_add_test_helper name)
         "OVERRIDE_OUTPUT_DIRECTORY"
     )
 
-    qt_parse_all_arguments(arg "qt_add_test_helper"
+    cmake_parse_arguments(PARSE_ARGV 1 arg
         "${qt_add_test_helper_optional_args};${__qt_internal_add_executable_optional_args}"
         "${__qt_internal_add_executable_single_args}"
         "${__qt_internal_add_executable_multi_args}"
-         ${ARGN})
+    )
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     qt_remove_args(forward_args
         ARGS_TO_REMOVE
diff --git a/cmake/QtToolHelpers.cmake b/cmake/QtToolHelpers.cmake
index 5f459321950..92bb3dc6d16 100644
--- a/cmake/QtToolHelpers.cmake
+++ b/cmake/QtToolHelpers.cmake
@@ -53,9 +53,12 @@ function(qt_internal_add_tool target_name)
         EXTRA_CMAKE_INCLUDES
         PUBLIC_LIBRARIES
         ${__default_private_args})
-    qt_parse_all_arguments(arg "qt_internal_add_tool" "${option_keywords}"
-                               "${one_value_keywords}"
-                               "${multi_value_keywords}" ${ARGN})
+
+    cmake_parse_arguments(PARSE_ARGV 1 arg
+        "${option_keywords}"
+        "${one_value_keywords}"
+        "${multi_value_keywords}")
+    _qt_internal_validate_all_args_are_parsed(arg)
 
     qt_internal_find_tool(will_build_tools ${target_name} "${arg_TOOLS_TARGET}")