1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/consts/const-eval/const-eval-overflow-2.rs b/tests/ui/consts/const-eval/const-eval-overflow-2.rs
new file mode 100644
index 000000000..535d91359
--- /dev/null
+++ b/tests/ui/consts/const-eval/const-eval-overflow-2.rs
@@ -0,0 +1,20 @@
+// Evaluation of constants in refutable patterns goes through
+// different compiler control-flow paths.
+
+#![allow(unused_imports, warnings)]
+
+use std::fmt;
+use std::{i8, i16, i32, i64, isize};
+use std::{u8, u16, u32, u64, usize};
+
+const NEG_128: i8 = -128;
+const NEG_NEG_128: i8 = -NEG_128; //~ ERROR constant
+
+fn main() {
+    match -128i8 {
+        NEG_NEG_128 => println!("A"),
+        //~^ ERROR could not evaluate constant pattern
+        //~| ERROR could not evaluate constant pattern
+        _ => println!("B"),
+    }
+}