[commit: ghc] ghc-8.0: Typos in comments (8cc82bc)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : ghc-8.0
Link       : http://ghc.haskell.org/trac/ghc/changeset/8cc82bce18f7834c941a10cc4e94eac237aed323/ghc

>---------------------------------------------------------------

commit 8cc82bce18f7834c941a10cc4e94eac237aed323
Author: Gabor Greif <ggreif at gmail.com>
Date:   Tue Jan 19 12:10:13 2016 +0100

    Typos in comments
    
    (cherry picked from commit 80265c4c3c827695e92dd9620faf47e064b5da37)


>---------------------------------------------------------------

8cc82bce18f7834c941a10cc4e94eac237aed323
 compiler/typecheck/TcRnDriver.hs   | 2 +-
 compiler/typecheck/TcTyClsDecls.hs | 2 +-
 compiler/typecheck/TcValidity.hs   | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/compiler/typecheck/TcRnDriver.hs b/compiler/typecheck/TcRnDriver.hs
index 3ded08a..90d07a3 100644
--- a/compiler/typecheck/TcRnDriver.hs
+++ b/compiler/typecheck/TcRnDriver.hs
@@ -657,7 +657,7 @@ tcRnHsBootDecls hsc_src decls
         ; mapM_ (badBootDecl hsc_src "rule")    rule_decls
         ; mapM_ (badBootDecl hsc_src "vect")    vect_decls
 
-                -- Typecheck type/class/isntance decls
+                -- Typecheck type/class/instance decls
         ; traceTc "Tc2 (boot)" empty
         ; (tcg_env, inst_infos, _deriv_binds)
              <- tcTyClsInstDecls tycl_decls inst_decls deriv_decls val_binds
diff --git a/compiler/typecheck/TcTyClsDecls.hs b/compiler/typecheck/TcTyClsDecls.hs
index 4ad453d..2b3a570 100644
--- a/compiler/typecheck/TcTyClsDecls.hs
+++ b/compiler/typecheck/TcTyClsDecls.hs
@@ -1026,7 +1026,7 @@ However we store the default rhs (Proxy x -> y) in F's TyCon, using
 F's own type variables, so we need to convert it to (Proxy a -> b).
 We do this by calling tcMatchTys to match them up.  This also ensures
 that x's kind matches a's and similarly for y and b.  The error
-message isnt' great, mind you.  (Trac #11361 was caused by not doing a
+message isn't great, mind you.  (Trac #11361 was caused by not doing a
 proper tcMatchTys here.)  -}
 
 -------------------------
diff --git a/compiler/typecheck/TcValidity.hs b/compiler/typecheck/TcValidity.hs
index 2ee94d0..ac6a125 100644
--- a/compiler/typecheck/TcValidity.hs
+++ b/compiler/typecheck/TcValidity.hs
@@ -946,7 +946,7 @@ checkValidInstHead ctxt clas cls_args
                  (instTypeErr clas cls_args abstract_class_msg)
 
            -- Check language restrictions;
-           -- but not for SPECIALISE isntance pragmas
+           -- but not for SPECIALISE instance pragmas
        ; let ty_args = filterOutInvisibleTypes (classTyCon clas) cls_args
        ; unless spec_inst_prag $
          do { checkTc (xopt LangExt.TypeSynonymInstances dflags ||