diff options
| author | Ben Blum <bblum@andrew.cmu.edu> | 2012-08-21 21:03:47 -0400 |
|---|---|---|
| committer | Ben Blum <bblum@andrew.cmu.edu> | 2012-08-21 21:05:01 -0400 |
| commit | 9b489f6fff4aa07bea2db9457ece5f77c211e016 (patch) | |
| tree | eabb78391279e2ab6a31cd64e5ec7a277afd4d2d /src/rustc | |
| parent | 8694ef6fb3191dac441626b5dc45a238e4be9c49 (diff) | |
Don't refute "()" in let-bindings (fixes #3104).
Diffstat (limited to 'src/rustc')
| -rw-r--r-- | src/rustc/middle/check_alt.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/rustc/middle/check_alt.rs b/src/rustc/middle/check_alt.rs index 66216b523cb..07351f49bea 100644 --- a/src/rustc/middle/check_alt.rs +++ b/src/rustc/middle/check_alt.rs @@ -420,6 +420,7 @@ fn is_refutable(tcx: ty::ctxt, pat: @pat) -> bool { is_refutable(tcx, sub) } pat_wild | pat_ident(_, _, none) => { false } + pat_lit(@{node: expr_lit(@{node: lit_nil, _}), _}) => { false } // "()" pat_lit(_) | pat_range(_, _) => { true } pat_rec(fields, _) => { for fields.each |it| { |