hopefully make test pass on windows

Author: RalfJung

src/test/codegen/slice-position-bounds-check.rs

@@ -9,7 +9,7 @@
 // except according to those terms.
 
 // no-system-llvm
-// compile-flags: -O
+// compile-flags: -O -C panic=abort
 #![crate_type = "lib"]
 
 fn search<T: Ord + Eq>(arr: &mut [T], a: &T) -> Result<usize, ()> {
@@ -25,18 +25,18 @@ fn search<T: Ord + Eq>(arr: &mut [T], a: &T) -> Result<usize, ()> {
 #[no_mangle]
 pub fn position_no_bounds_check(y: &mut [u32], x: &u32, z: &u32) -> bool {
     // This contains "call assume" so we cannot just rule out all calls
-    // CHECK-NOT: panic
+    // CHECK-NOT: panic_bounds_check
     if let Ok(p) = search(y, x) {
       y[p] == *z
     } else {
       false
     }
 }
 
-// just to make sure that panicking really emits "panic" somewhere in the IR
+// just to make sure that panicking really emits "panic_bounds_check" somewhere in the IR
 // CHECK-LABEL: @test_check
 #[no_mangle]
-pub fn test_check() {
-    // CHECK: panic
-    unreachable!()
+pub fn test_check(y: &[i32]) -> i32 {
+    // CHECK: panic_bounds_check
+    y[12]
 }