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authorVadim Petrochenkov <vadim.petrochenkov@gmail.com>2019-07-27 01:33:01 +0300
committerVadim Petrochenkov <vadim.petrochenkov@gmail.com>2019-07-27 18:56:16 +0300
commit9be35f82c1abf2ecbab489bca9eca138ea648312 (patch)
tree69888506e34af447d9748c0d542de3ba1dd76210 /src/test/ui/numbers-arithmetic/next-power-of-two-overflow-ndebug.rs
parentca9faa52f5ada0054b1fa27d97aedf448afb059b (diff)
downloadrust-9be35f82c1abf2ecbab489bca9eca138ea648312.tar.gz
rust-9be35f82c1abf2ecbab489bca9eca138ea648312.zip
tests: Move run-pass tests without naming conflicts to ui
Diffstat (limited to 'src/test/ui/numbers-arithmetic/next-power-of-two-overflow-ndebug.rs')
-rw-r--r--src/test/ui/numbers-arithmetic/next-power-of-two-overflow-ndebug.rs14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/ui/numbers-arithmetic/next-power-of-two-overflow-ndebug.rs b/src/test/ui/numbers-arithmetic/next-power-of-two-overflow-ndebug.rs
new file mode 100644
index 00000000000..982cd97c50a
--- /dev/null
+++ b/src/test/ui/numbers-arithmetic/next-power-of-two-overflow-ndebug.rs
@@ -0,0 +1,14 @@
+// run-pass
+// compile-flags: -C debug_assertions=no
+// ignore-emscripten dies with an LLVM error
+
+fn main() {
+    for i in 129..256 {
+        assert_eq!((i as u8).next_power_of_two(), 0);
+    }
+
+    assert_eq!(((1u16 << 15) + 1).next_power_of_two(), 0);
+    assert_eq!(((1u32 << 31) + 1).next_power_of_two(), 0);
+    assert_eq!(((1u64 << 63) + 1).next_power_of_two(), 0);
+    assert_eq!(((1u128 << 127) + 1).next_power_of_two(), 0);
+}