diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/lint/lint-strict-provenance-lossy-casts.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/lint/lint-strict-provenance-lossy-casts.rs')
-rw-r--r-- | tests/ui/lint/lint-strict-provenance-lossy-casts.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/lint/lint-strict-provenance-lossy-casts.rs b/tests/ui/lint/lint-strict-provenance-lossy-casts.rs new file mode 100644 index 000000000..9799a0537 --- /dev/null +++ b/tests/ui/lint/lint-strict-provenance-lossy-casts.rs @@ -0,0 +1,18 @@ +#![feature(strict_provenance)] +#![deny(lossy_provenance_casts)] + +fn main() { + let x: u8 = 37; + let addr: usize = &x as *const u8 as usize; + //~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `usize` + + let addr_32bit = &x as *const u8 as u32; + //~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `u32` + + // don't add unnecessary parens in the suggestion + let ptr = &x as *const u8; + let ptr_addr = ptr as usize; + //~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `usize` + let ptr_addr_32bit = ptr as u32; + //~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `u32` +} |