use OptionKey for compiler_options

1 files changed, 8 insertions, 5 deletions

diff --git a/mesonbuild/compilers/rust.py b/mesonbuild/compilers/rust.py
index 312b3b6..cf1af0a 100644
--- a/mesonbuild/compilers/rust.py
+++ b/mesonbuild/compilers/rust.py
@@ -17,11 +17,12 @@ import textwrap
 import typing as T
 
 from .. import coredata
+from ..coredata import OptionKey
 from ..mesonlib import EnvironmentException, MachineChoice, MesonException, Popen_safe
 from .compilers import Compiler, rust_buildtype_args, clike_debug_args
 
 if T.TYPE_CHECKING:
-    from ..coredata import OptionDictType
+    from ..coredata import KeyedOptionDictType
     from ..dependencies import ExternalProgram
     from ..envconfig import MachineInfo
     from ..environment import Environment  # noqa: F401
@@ -133,18 +134,20 @@ class RustCompiler(Compiler):
     # C compiler for dynamic linking, as such we invoke the C compiler's
     # use_linker_args method instead.
 
-    def get_options(self) -> 'OptionDictType':
+    def get_options(self) -> 'KeyedOptionDictType':
+        key = OptionKey('std', machine=self.for_machine, lang=self.language)
         return {
-            'std': coredata.UserComboOption(
+            key: coredata.UserComboOption(
                 'Rust Eddition to use',
                 ['none', '2015', '2018'],
                 'none',
             ),
         }
 
-    def get_option_compile_args(self, options: 'OptionDictType') -> T.List[str]:
+    def get_option_compile_args(self, options: 'KeyedOptionDictType') -> T.List[str]:
         args = []
-        std = options['std']
+        key = OptionKey('std', machine=self.for_machine, lang=self.language)
+        std = options[key]
         if std.value != 'none':
             args.append('--edition=' + std.value)
         return args