diff options
Diffstat (limited to 'src/test/ui/consts/const-eval/match-test-ptr-null.rs')
-rw-r--r-- | src/test/ui/consts/const-eval/match-test-ptr-null.rs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/test/ui/consts/const-eval/match-test-ptr-null.rs b/src/test/ui/consts/const-eval/match-test-ptr-null.rs new file mode 100644 index 000000000..4af97b548 --- /dev/null +++ b/src/test/ui/consts/const-eval/match-test-ptr-null.rs @@ -0,0 +1,12 @@ +fn main() { + // Make sure match uses the usual pointer comparison code path -- i.e., it should complain + // that pointer comparison is disallowed, not that parts of a pointer are accessed as raw + // bytes. + let _: [u8; 0] = [4; { + match &1 as *const i32 as usize { + //~^ ERROR pointers cannot be cast to integers during const eval + 0 => 42, + n => n, + } + }]; +} |