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| author | varkor <github@varkor.com> | 2018-02-25 00:31:26 +0000 |
|---|---|---|
| committer | varkor <github@varkor.com> | 2018-05-15 14:20:19 +0100 |
| commit | e5825c29c33dde7335e8fd64cd3861aa6428ea9b (patch) | |
| tree | aed3d097f04ffc1c1b6f2751df1307b0bf57b2cd /src/librustc_mir/transform | |
| parent | e9e3d5703b1a4ec4fc542e293fa7261e3ad79e29 (diff) | |
| download | rust-e5825c29c33dde7335e8fd64cd3861aa6428ea9b.tar.gz rust-e5825c29c33dde7335e8fd64cd3861aa6428ea9b.zip | |
Prefer iterator to vec
Diffstat (limited to 'src/librustc_mir/transform')
| -rw-r--r-- | src/librustc_mir/transform/check_unsafety.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/librustc_mir/transform/check_unsafety.rs b/src/librustc_mir/transform/check_unsafety.rs index 1e8707157f7..68b8b256f29 100644 --- a/src/librustc_mir/transform/check_unsafety.rs +++ b/src/librustc_mir/transform/check_unsafety.rs @@ -357,7 +357,7 @@ fn unsafe_derive_on_repr_packed<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>, def_id: D // FIXME: when we make this a hard error, this should have its // own error code. - let message = if !tcx.generics_of(def_id).types().is_empty() { + let message = if tcx.generics_of(def_id).types().count() != 0 { format!("#[derive] can't be used on a #[repr(packed)] struct with \ type parameters (error E0133)") } else { |