diff options
Diffstat (limited to 'src/test/ui/const-generics/bad-const-generic-exprs.rs')
-rw-r--r-- | src/test/ui/const-generics/bad-const-generic-exprs.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/bad-const-generic-exprs.rs b/src/test/ui/const-generics/bad-const-generic-exprs.rs new file mode 100644 index 000000000..ca91643ed --- /dev/null +++ b/src/test/ui/const-generics/bad-const-generic-exprs.rs @@ -0,0 +1,22 @@ +struct Wow<const N: usize>; + +fn main() { + let _: Wow<if true {}>; + //~^ ERROR invalid const generic expression + //~| HELP expressions must be enclosed in braces to be used as const generic arguments + let _: Wow<|| ()>; + //~^ ERROR invalid const generic expression + //~| HELP expressions must be enclosed in braces to be used as const generic arguments + let _: Wow<A.b>; + //~^ ERROR expected one of + //~| HELP expressions must be enclosed in braces to be used as const generic arguments + let _: Wow<A.0>; + //~^ ERROR expected one of + //~| HELP expressions must be enclosed in braces to be used as const generic arguments + + // FIXME(compiler-errors): This one is still unsatisfying, + // and probably a case I could see someone typing by accident.. + let _: Wow<[12]>; + //~^ ERROR expected type, found + //~| ERROR type provided when a constant was expected +} |