Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 33 insertions, 0 deletions

diff --git a/tests/ui/consts/const-int-saturating-arith.rs b/tests/ui/consts/const-int-saturating-arith.rs
new file mode 100644
index 000000000..7edbdd4ce
--- /dev/null
+++ b/tests/ui/consts/const-int-saturating-arith.rs
@@ -0,0 +1,33 @@
+// run-pass
+
+const INT_U32_NO: u32 = (42 as u32).saturating_add(2);
+const INT_U32: u32 = u32::MAX.saturating_add(1);
+const INT_U128: u128 = u128::MAX.saturating_add(1);
+const INT_I128: i128 = i128::MAX.saturating_add(1);
+const INT_I128_NEG: i128 = i128::MIN.saturating_add(-1);
+
+const INT_U32_NO_SUB: u32 = (42 as u32).saturating_sub(2);
+const INT_U32_SUB: u32 = (1 as u32).saturating_sub(2);
+const INT_I32_NO_SUB: i32 = (-42 as i32).saturating_sub(2);
+const INT_I32_NEG_SUB: i32 = i32::MIN.saturating_sub(1);
+const INT_I32_POS_SUB: i32 = i32::MAX.saturating_sub(-1);
+const INT_U128_SUB: u128 = (0 as u128).saturating_sub(1);
+const INT_I128_NEG_SUB: i128 = i128::MIN.saturating_sub(1);
+const INT_I128_POS_SUB: i128 = i128::MAX.saturating_sub(-1);
+
+fn main() {
+    assert_eq!(INT_U32_NO, 44);
+    assert_eq!(INT_U32, u32::MAX);
+    assert_eq!(INT_U128, u128::MAX);
+    assert_eq!(INT_I128, i128::MAX);
+    assert_eq!(INT_I128_NEG, i128::MIN);
+
+    assert_eq!(INT_U32_NO_SUB, 40);
+    assert_eq!(INT_U32_SUB, 0);
+    assert_eq!(INT_I32_NO_SUB, -44);
+    assert_eq!(INT_I32_NEG_SUB, i32::MIN);
+    assert_eq!(INT_I32_POS_SUB, i32::MAX);
+    assert_eq!(INT_U128_SUB, 0);
+    assert_eq!(INT_I128_NEG_SUB, i128::MIN);
+    assert_eq!(INT_I128_POS_SUB, i128::MAX);
+}