Set c_winlibs/cpp_winlibs for Clang in the same way as for GCC

clang-cl is handled as a separate case (ClangClCCompiler), which already
gets c_winlibs from VisualStudioLikeCCompilerMixin.

mesonbuild/compilers/c.py

@@ -108,6 +108,10 @@ class ClangCCompiler(ClangCompiler, CCompiler):
         opts.update({'c_std': coredata.UserComboOption('C language standard to use',
                                                        ['none'] + c_stds + g_stds,
                                                        'none')})
+        if self.info.is_windows() or self.info.is_cygwin():
+            opts.update({
+                'c_winlibs': coredata.UserArrayOption('Standard Win libraries to link against',
+                                                      gnu_winlibs), })
         return opts
 
     def get_option_compile_args(self, options):
@@ -118,6 +122,8 @@ class ClangCCompiler(ClangCompiler, CCompiler):
         return args
 
     def get_option_link_args(self, options):
+        if self.info.is_windows() or self.info.is_cygwin():
+            return options['c_winlibs'].value[:]
         return []
 
 

mesonbuild/compilers/cpp.py

@@ -174,6 +174,10 @@ class ClangCPPCompiler(ClangCompiler, CPPCompiler):
                                                          ['none', 'c++98', 'c++03', 'c++11', 'c++14', 'c++17', 'c++1z', 'c++2a',
                                                           'gnu++11', 'gnu++14', 'gnu++17', 'gnu++1z', 'gnu++2a'],
                                                          'none')})
+        if self.info.is_windows() or self.info.is_cygwin():
+            opts.update({
+                'cpp_winlibs': coredata.UserArrayOption('Standard Win libraries to link against',
+                                                        gnu_winlibs), })
         return opts
 
     def get_option_compile_args(self, options):
@@ -190,6 +194,8 @@ class ClangCPPCompiler(ClangCompiler, CPPCompiler):
         return args
 
     def get_option_link_args(self, options):
+        if self.info.is_windows() or self.info.is_cygwin():
+            return options['cpp_winlibs'].value[:]
         return []
 
     def language_stdlib_only_link_flags(self):