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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/consts/const-fn-not-safe-for-const.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/consts/const-fn-not-safe-for-const.rs')
-rw-r--r-- | src/test/ui/consts/const-fn-not-safe-for-const.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/test/ui/consts/const-fn-not-safe-for-const.rs b/src/test/ui/consts/const-fn-not-safe-for-const.rs new file mode 100644 index 000000000..b2fe73ae9 --- /dev/null +++ b/src/test/ui/consts/const-fn-not-safe-for-const.rs @@ -0,0 +1,35 @@ +// Test that we can't call random fns in a const fn or do other bad things. + +use std::mem::transmute; + +fn random() -> u32 { + 0 +} + +const fn sub(x: &u32) -> usize { + unsafe { transmute(x) } +} + +const fn sub1() -> u32 { + random() //~ ERROR E0015 +} + +static Y: u32 = 0; + +const fn get_Y() -> u32 { + Y + //~^ ERROR E0013 +} + +const fn get_Y_addr() -> &'static u32 { + &Y + //~^ ERROR E0013 +} + +const fn get() -> u32 { + let x = 22; + let y = 44; + x + y +} + +fn main() {} |