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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
commit218caa410aa38c29984be31a5229b9fa717560ee (patch)
treec54bd55eeb6e4c508940a30e94c0032fbd45d677 /src/test/ui/associated-consts/defaults-not-assumed-pass.rs
parentReleasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff)
downloadrustc-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 'src/test/ui/associated-consts/defaults-not-assumed-pass.rs')
-rw-r--r--src/test/ui/associated-consts/defaults-not-assumed-pass.rs42
1 files changed, 0 insertions, 42 deletions
diff --git a/src/test/ui/associated-consts/defaults-not-assumed-pass.rs b/src/test/ui/associated-consts/defaults-not-assumed-pass.rs
deleted file mode 100644
index c08e05c8a..000000000
--- a/src/test/ui/associated-consts/defaults-not-assumed-pass.rs
+++ /dev/null
@@ -1,42 +0,0 @@
-// run-pass
-
-trait Tr {
- const A: u8 = 255;
-
- // This should not be a constant evaluation error (overflow). The value of
- // `Self::A` must not be assumed to hold inside the trait.
- const B: u8 = Self::A + 1;
-}
-
-// An impl that doesn't override any constant will NOT cause a const eval error
-// just because it's defined, but only if the bad constant is used anywhere.
-// This matches the behavior without defaults.
-impl Tr for () {}
-
-// An impl that overrides either constant with a suitable value will be fine.
-impl Tr for u8 {
- const A: u8 = 254;
-}
-
-impl Tr for u16 {
- const B: u8 = 0;
-}
-
-impl Tr for u32 {
- const A: u8 = 254;
- const B: u8 = 0;
-}
-
-fn main() {
- assert_eq!(<() as Tr>::A, 255);
- //assert_eq!(<() as Tr>::B, 0); // using this is an error
-
- assert_eq!(<u8 as Tr>::A, 254);
- assert_eq!(<u8 as Tr>::B, 255);
-
- assert_eq!(<u16 as Tr>::A, 255);
- assert_eq!(<u16 as Tr>::B, 0);
-
- assert_eq!(<u32 as Tr>::A, 254);
- assert_eq!(<u32 as Tr>::B, 0);
-}