rnGRHS ctxt = wrapLocFstM (rnGRHS' ctxt)
rnGRHS' ctxt (GRHS guards rhs)
- = do { opt_GlasgowExts <- doptM Opt_GlasgowExts
+ = do { pattern_guards_allowed <- doptM Opt_PatternGuards
; ((guards', rhs'), fvs) <- rnStmts (PatGuard ctxt) guards $
rnLExpr rhs
- ; checkM (opt_GlasgowExts || is_standard_guard guards')
+ ; checkM (pattern_guards_allowed || is_standard_guard guards')
(addWarn (nonStdGuardErr guards'))
; return (GRHS guards' rhs', fvs) }
2 (ppr mbinds)
nonStdGuardErr guards
- = hang (ptext SLIT("accepting non-standard pattern guards (-fglasgow-exts to suppress this message)"))
+ = hang (ptext SLIT("accepting non-standard pattern guards (use -XPatternGuards to suppress this message)"))
4 (interpp'SP guards)
\end{code}