Remove deprecated LLVM-style inline assembly

compiler/rustc_mir_transform/src/separate_const_switch.rs

@@ -239,10 +239,6 @@ fn is_likely_const<'tcx>(mut tracked_place: Place<'tcx>, block: &BasicBlockData<
                 }
             }
 
-            // If inline assembly is found, we probably should
-            // not try to analyze the code
-            StatementKind::LlvmInlineAsm(_) => return false,
-
             // These statements have no influence on the place
             // we are interested in
             StatementKind::FakeRead(_)
@@ -320,10 +316,6 @@ fn find_determining_place<'tcx>(
             | StatementKind::CopyNonOverlapping(_)
             | StatementKind::Nop => {}
 
-            // If inline assembly is found, we probably should
-            // not try to analyze the code
-            StatementKind::LlvmInlineAsm(_) => return None,
-
             // If the discriminant is set, it is always set
             // as a constant, so the job is already done.
             // As we are **ignoring projections**, if the place