diff options
Diffstat (limited to 'src/test/ui/consts/const-eval/issue-43197.rs')
-rw-r--r-- | src/test/ui/consts/const-eval/issue-43197.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/test/ui/consts/const-eval/issue-43197.rs b/src/test/ui/consts/const-eval/issue-43197.rs new file mode 100644 index 000000000..e15f8771d --- /dev/null +++ b/src/test/ui/consts/const-eval/issue-43197.rs @@ -0,0 +1,23 @@ +// build-fail + +#![warn(const_err)] + +const fn foo(x: u32) -> u32 { + x +} + +fn main() { + const X: u32 = 0 - 1; + //~^ WARN any use of this value will cause + //~| WARN this was previously accepted by the compiler but is being phased out + const Y: u32 = foo(0 - 1); + //~^ WARN any use of this value will cause + //~| WARN this was previously accepted by the compiler but is being phased out + println!("{} {}", X, Y); + //~^ ERROR evaluation of constant value failed + //~| ERROR evaluation of constant value failed + //~| WARN erroneous constant used [const_err] + //~| WARN erroneous constant used [const_err] + //~| WARN this was previously accepted by the compiler but is being phased out + //~| WARN this was previously accepted by the compiler but is being phased out +} |