{src/perl,build-utils-meson/diagnostics}: sort cflags

This makes them easier to copy between places.

build-utils-meson/diagnostics/meson.build

@@ -1,11 +1,11 @@
 add_project_arguments(
-  '-Wno-deprecated-declarations',
-  '-Wimplicit-fallthrough',
+  '-Wdeprecated-copy',
   '-Werror=switch',
   '-Werror=switch-enum',
   '-Werror=unused-result',
-  '-Wdeprecated-copy',
   '-Wignored-qualifiers',
+  '-Wimplicit-fallthrough',
+  '-Wno-deprecated-declarations',
   # Enable assertions in libstdc++ by default. Harmless on libc++. Benchmarked
   # at ~1% overhead in `nix search`.
   #

src/perl/meson.build

@@ -23,21 +23,21 @@ nix_perl_conf.set('PACKAGE_VERSION', meson.project_version())
 # set error arguments
 #-------------------------------------------------
 error_args = [
-  '-Werror=unused-result',
   '-Wdeprecated-copy',
   '-Wdeprecated-declarations',
+  '-Werror=unused-result',
   '-Wignored-qualifiers',
-  '-Wno-pedantic',
-  '-Wno-non-virtual-dtor',
-  '-Wno-unused-parameter',
-  '-Wno-variadic-macros',
-  '-Wno-missing-field-initializers',
-  '-Wno-unknown-warning-option',
-  '-Wno-unused-variable',
-  '-Wno-literal-suffix',
-  '-Wno-reserved-user-defined-literal',
   '-Wno-duplicate-decl-specifier',
+  '-Wno-literal-suffix',
+  '-Wno-missing-field-initializers',
+  '-Wno-non-virtual-dtor',
+  '-Wno-pedantic',
   '-Wno-pointer-bool-conversion',
+  '-Wno-reserved-user-defined-literal',
+  '-Wno-unknown-warning-option',
+  '-Wno-unused-parameter',
+  '-Wno-unused-variable',
+  '-Wno-variadic-macros',
 ]
 
 add_project_arguments(