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Add support for overloaded string literals.
[ghc-hetmet.git]
/
compiler
/
parser
/
Parser.y.pp
diff --git
a/compiler/parser/Parser.y.pp
b/compiler/parser/Parser.y.pp
index
55f8cf2
..
ffc1f44
100644
(file)
--- a/
compiler/parser/Parser.y.pp
+++ b/
compiler/parser/Parser.y.pp
@@
-1325,6
+1325,9
@@
aexp2 :: { LHsExpr RdrName }
: ipvar { L1 (HsIPVar $! unLoc $1) }
| qcname { L1 (HsVar $! unLoc $1) }
| literal { L1 (HsLit $! unLoc $1) }
: ipvar { L1 (HsIPVar $! unLoc $1) }
| qcname { L1 (HsVar $! unLoc $1) }
| literal { L1 (HsLit $! unLoc $1) }
+-- This will enable overloaded strings permanently. Normally the renamer turns HsString
+-- into HsOverLit when -foverloaded-strings is on.
+-- | STRING { L1 (HsOverLit $! mkHsIsString (getSTRING $1)) }
| INTEGER { L1 (HsOverLit $! mkHsIntegral (getINTEGER $1)) }
| RATIONAL { L1 (HsOverLit $! mkHsFractional (getRATIONAL $1)) }
| '(' exp ')' { LL (HsPar $2) }
| INTEGER { L1 (HsOverLit $! mkHsIntegral (getINTEGER $1)) }
| RATIONAL { L1 (HsOverLit $! mkHsFractional (getRATIONAL $1)) }
| '(' exp ')' { LL (HsPar $2) }
@@
-1776,7
+1779,7
@@
consym :: { Located RdrName }
literal :: { Located HsLit }
: CHAR { L1 $ HsChar $ getCHAR $1 }
literal :: { Located HsLit }
: CHAR { L1 $ HsChar $ getCHAR $1 }
- | STRING { L1 $ HsString $ getSTRING $1 }
+ | STRING { L1 $ HsString $ getSTRING $1 }
| PRIMINTEGER { L1 $ HsIntPrim $ getPRIMINTEGER $1 }
| PRIMCHAR { L1 $ HsCharPrim $ getPRIMCHAR $1 }
| PRIMSTRING { L1 $ HsStringPrim $ getPRIMSTRING $1 }
| PRIMINTEGER { L1 $ HsIntPrim $ getPRIMINTEGER $1 }
| PRIMCHAR { L1 $ HsCharPrim $ getPRIMCHAR $1 }
| PRIMSTRING { L1 $ HsStringPrim $ getPRIMSTRING $1 }