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-rw-r--r--src/test/ui/consts/const-int-wrapping-rpass.rs47
1 files changed, 47 insertions, 0 deletions
diff --git a/src/test/ui/consts/const-int-wrapping-rpass.rs b/src/test/ui/consts/const-int-wrapping-rpass.rs
new file mode 100644
index 000000000..225d1e939
--- /dev/null
+++ b/src/test/ui/consts/const-int-wrapping-rpass.rs
@@ -0,0 +1,47 @@
+// run-pass
+
+const ADD_A: u32 = 200u32.wrapping_add(55);
+const ADD_B: u32 = 200u32.wrapping_add(u32::MAX);
+
+const SUB_A: u32 = 100u32.wrapping_sub(100);
+const SUB_B: u32 = 100u32.wrapping_sub(u32::MAX);
+
+const MUL_A: u8 = 10u8.wrapping_mul(12);
+const MUL_B: u8 = 25u8.wrapping_mul(12);
+
+const SHL_A: u32 = 1u32.wrapping_shl(7);
+const SHL_B: u32 = 1u32.wrapping_shl(128);
+
+const SHR_A: u32 = 128u32.wrapping_shr(7);
+const SHR_B: u32 = 128u32.wrapping_shr(128);
+
+const NEG_A: u32 = 5u32.wrapping_neg();
+const NEG_B: u32 = 1234567890u32.wrapping_neg();
+
+const ABS_POS: i32 = 10i32.wrapping_abs();
+const ABS_NEG: i32 = (-10i32).wrapping_abs();
+const ABS_MIN: i32 = i32::MIN.wrapping_abs();
+
+fn main() {
+ assert_eq!(ADD_A, 255);
+ assert_eq!(ADD_B, 199);
+
+ assert_eq!(SUB_A, 0);
+ assert_eq!(SUB_B, 101);
+
+ assert_eq!(MUL_A, 120);
+ assert_eq!(MUL_B, 44);
+
+ assert_eq!(SHL_A, 128);
+ assert_eq!(SHL_B, 1);
+
+ assert_eq!(SHR_A, 1);
+ assert_eq!(SHR_B, 128);
+
+ assert_eq!(NEG_A, 4294967291);
+ assert_eq!(NEG_B, 3060399406);
+
+ assert_eq!(ABS_POS, 10);
+ assert_eq!(ABS_NEG, 10);
+ assert_eq!(ABS_MIN, i32::MIN);
+}