Cherry-pick Elbrus2000-related fixes from upstream

mesonbuild/compilers/c.py

@@ -342,6 +342,8 @@ def get_options(self) -> 'MutableKeyedOptionDictType':
             stds += ['c90', 'c1x', 'gnu90', 'gnu1x', 'iso9899:2011']
         if version_compare(self.version, '>=1.26.00'):
             stds += ['c17', 'c18', 'iso9899:2017', 'iso9899:2018', 'gnu17', 'gnu18']
+        if version_compare(self.version, '>=1.28.00'):
+            stds += ['c2x', 'gnu2x', 'c23', 'gnu23']
         key = self.form_compileropt_key('std')
         std_opt = opts[key]
         assert isinstance(std_opt, options.UserStdOption), 'for mypy'

mesonbuild/compilers/cpp.py

@@ -628,6 +628,8 @@ def get_options(self) -> 'MutableKeyedOptionDictType':
             cpp_stds += ['c++2a']
         if version_compare(self.version, '>=1.26.00'):
             cpp_stds += ['c++20']
+        if version_compare(self.version, '>=1.28.00'):
+            cpp_stds += ['c++23']
 
         key = self.form_compileropt_key('std')
         std_opt = opts[key]
@@ -656,7 +658,7 @@ def get_option_compile_args(self, target: 'BuildTarget', env: 'Environment', sub
         non_msvc_eh_options(eh, args)
 
         debugstl = self.get_compileropt_value('debugstl', env, target, subproject)
-        assert isinstance(debugstl, str)
+        assert isinstance(debugstl, bool)
         if debugstl:
             args.append('-D_GLIBCXX_DEBUG=1')
         return args

mesonbuild/compilers/fortran.py

@@ -344,6 +344,11 @@ def get_options(self) -> 'MutableKeyedOptionDictType':
     def get_module_outdir_args(self, path: str) -> T.List[str]:
         return ['-J' + path]
 
+    def language_stdlib_only_link_flags(self) -> T.List[str]:
+        # No need to add search paths here, because LCC ships everything
+        # (C, C++, Fortran) and always knows where to look for its stuff
+        return ['-lgfortran', '-lm']
+
 
 class G95FortranCompiler(FortranCompiler):
 

mesonbuild/compilers/mixins/elbrus.py

@@ -97,3 +97,7 @@ def get_option_std_args(self, target: BuildTarget, env: Environment, subproject:
 
     def openmp_flags(self, env: Environment) -> T.List[str]:
         return ['-fopenmp']
+
+    @classmethod
+    def use_linker_args(cls, linker: str, version: str) -> T.List[str]:
+        return []