Fixup inline test

Author: tgross35

tests/codegen/float/f16-f128-inline.rs

@@ -1,11 +1,13 @@
-//! Ensure that functions using `f16` and `f128` are always inlined
+//@ revisions: default nopt
+//@ [nopt]compile-flags: -O -Zcross-crate-inline-threshold=never -Zmir-opt-level=0 -Cno-prepopulate-passes
+
+// Ensure that functions using `f16` and `f128` are always inlined to avoid crashes
+// when the backend does not support these types.
 
 #![crate_type = "lib"]
 #![feature(f128)]
 #![feature(f16)]
 
-/* Check for direct arguments and return types */
-
 pub fn f16_arg(_a: f16) {
     // CHECK-NOT: f16_arg
     todo!()
@@ -25,43 +27,3 @@ pub fn f128_ret() -> f128 {
     // CHECK-NOT: f128_ret
     todo!()
 }
-
-pub fn f16_ref_arg(_a: &f16) {
-    // CHECK-NOT: f16_ref_arg
-    todo!()
-}
-
-pub fn f16_ref_ret() -> &'static f16 {
-    // CHECK-NOT: f16_ref_ret
-    todo!()
-}
-
-pub fn f128_ref_arg(_a: &f128) {
-    // CHECK-NOT: f128_ref_arg
-    todo!()
-}
-
-pub fn f128_ref_ret() -> &'static f128 {
-    // CHECK-NOT: f128_ref_ret
-    todo!()
-}
-
-pub fn f16_mut_arg(_a: &mut f16) {
-    // CHECK-NOT: f16_mut_arg
-    todo!()
-}
-
-pub fn f16_mut_ret() -> &'static mut f16 {
-    // CHECK-NOT: f16_mut_ret
-    todo!()
-}
-
-pub fn f128_mut_arg(_a: &mut f128) {
-    // CHECK-NOT: f128_mut_arg
-    todo!()
-}
-
-pub fn f128_mut_ret() -> &'static mut f128 {
-    // CHECK-NOT: f128_mut_ret
-    todo!()
-}