Pass target_features set instead of has_feature closure

This avoids unnecessary monomorphizations in codegen backends

compiler/rustc_ast_lowering/src/asm.rs

@@ -66,7 +66,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
             for (abi_name, abi_span) in &asm.clobber_abis {
                 match asm::InlineAsmClobberAbi::parse(
                     asm_arch,
-                    |feature| self.sess.target_features.contains(&feature),
+                    &self.sess.target_features,
                     &self.sess.target,
                     *abi_name,
                 ) {
@@ -134,7 +134,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
                         asm::InlineAsmRegOrRegClass::Reg(if let Some(asm_arch) = asm_arch {
                             asm::InlineAsmReg::parse(
                                 asm_arch,
-                                |feature| sess.target_features.contains(&feature),
+                                &sess.target_features,
                                 &sess.target,
                                 s,
                             )