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Diffstat (limited to 'compiler/hsSyn/HsDecls.hs')
| -rw-r--r-- | compiler/hsSyn/HsDecls.hs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/hsSyn/HsDecls.hs b/compiler/hsSyn/HsDecls.hs index 9f78a2b8b2..a49b6d4521 100644 --- a/compiler/hsSyn/HsDecls.hs +++ b/compiler/hsSyn/HsDecls.hs @@ -1668,7 +1668,7 @@ data WarnDecls name = Warnings { wd_src :: SourceText type LWarnDecl name = Located (WarnDecl name) data WarnDecl name = Warning [Located name] WarningTxt - deriving (Data, Typeable) + deriving (Eq, Data, Typeable) instance OutputableBndr name => Outputable (WarnDecls name) where ppr (Warnings _ decls) = ppr decls |