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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
commit | a4b7ed7a42c716ab9f05e351f003d589124fd55d (patch) | |
tree | b620cd3f223850b28716e474e80c58059dca5dd4 /tests/ui/error-codes/E0396.rs | |
parent | Adding upstream version 1.67.1+dfsg1. (diff) | |
download | rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip |
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/error-codes/E0396.rs')
-rw-r--r-- | tests/ui/error-codes/E0396.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/error-codes/E0396.rs b/tests/ui/error-codes/E0396.rs new file mode 100644 index 000000000..4415b70e7 --- /dev/null +++ b/tests/ui/error-codes/E0396.rs @@ -0,0 +1,18 @@ +const REG_ADDR: *mut u8 = 0x5f3759df as *mut u8; + +const VALUE: u8 = unsafe { *REG_ADDR }; +//~^ ERROR dereferencing raw mutable pointers in constants is unstable + +const unsafe fn unreachable() -> ! { + use std::convert::Infallible; + + const INFALLIBLE: *mut Infallible = &[] as *const [Infallible] as *const _ as _; + match *INFALLIBLE {} + //~^ ERROR dereferencing raw mutable pointers in constant functions is unstable + + const BAD: () = unsafe { match *INFALLIBLE {} }; + //~^ ERROR dereferencing raw mutable pointers in constants is unstable +} + +fn main() { +} |