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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/const-generics/min_const_generics/const-expression-suggest-missing-braces.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-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 'tests/ui/const-generics/min_const_generics/const-expression-suggest-missing-braces.rs')
-rw-r--r-- | tests/ui/const-generics/min_const_generics/const-expression-suggest-missing-braces.rs | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/tests/ui/const-generics/min_const_generics/const-expression-suggest-missing-braces.rs b/tests/ui/const-generics/min_const_generics/const-expression-suggest-missing-braces.rs new file mode 100644 index 000000000..e12e07a28 --- /dev/null +++ b/tests/ui/const-generics/min_const_generics/const-expression-suggest-missing-braces.rs @@ -0,0 +1,51 @@ +fn foo<const C: usize>() {} + +const BAR: usize = 42; + +fn a() { + foo::<BAR + 3>(); //~ ERROR expected one of +} +fn b() { + // FIXME(const_generics): these diagnostics are awful, because trait objects without `dyn` were + // a terrible mistake. + foo::<BAR + BAR>(); + //~^ ERROR expected trait, found constant `BAR` + //~| ERROR expected trait, found constant `BAR` + //~| ERROR type provided when a constant was expected +} +fn c() { + foo::<3 + 3>(); //~ ERROR expressions must be enclosed in braces +} +fn d() { + foo::<BAR - 3>(); //~ ERROR expected one of +} +fn e() { + foo::<BAR - BAR>(); //~ ERROR expected one of +} +fn f() { + foo::<100 - BAR>(); //~ ERROR expressions must be enclosed in braces +} +fn g() { + foo::<bar<i32>()>(); //~ ERROR expected one of +} +fn h() { + foo::<bar::<i32>()>(); //~ ERROR expected one of +} +fn i() { + foo::<bar::<i32>() + BAR>(); //~ ERROR expected one of +} +fn j() { + foo::<bar::<i32>() - BAR>(); //~ ERROR expected one of +} +fn k() { + foo::<BAR - bar::<i32>()>(); //~ ERROR expected one of +} +fn l() { + foo::<BAR - bar::<i32>()>(); //~ ERROR expected one of +} + +const fn bar<const C: usize>() -> usize { + C +} + +fn main() {} |