| // Test that jump tables are (not) emitted when the `-Zno-jump-tables` |
| // flag is (not) set. |
| |
| //@ revisions: unset set |
| //@ assembly-output: emit-asm |
| //@ compile-flags: -O |
| //@ [set] compile-flags: -Zno-jump-tables |
| //@ only-x86_64 |
| //@ ignore-sgx |
| |
| #![crate_type = "lib"] |
| |
| extern "C" { |
| fn bar1(); |
| fn bar2(); |
| fn bar3(); |
| fn bar4(); |
| fn bar5(); |
| fn bar6(); |
| } |
| |
| // CHECK-LABEL: foo: |
| #[no_mangle] |
| pub unsafe fn foo(x: i32) { |
| // unset: LJTI0_0 |
| // set-NOT: LJTI0_0 |
| match x { |
| 1 => bar1(), |
| 2 => bar2(), |
| 3 => bar3(), |
| 4 => bar4(), |
| 5 => bar5(), |
| _ => bar6(), |
| } |
| } |
