Tweak parser entry point for pq

Previously pq used pattern1 which required parens to be used in
alternative pattern. This commit tweaks it to allow pq"a | b"
syntax. Also adds some tests for alternative syntax.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/compiler/scala/tools/reflect/quasiquotes/Parsers.scala b/src/compiler/scala/tools/reflect/quasiquotes/Parsers.scala
index fcb8734644..9f6807fe17 100644
--- a/src/compiler/scala/tools/reflect/quasiquotes/Parsers.scala
+++ b/src/compiler/scala/tools/reflect/quasiquotes/Parsers.scala
@@ -200,7 +200,7 @@ trait Parsers { self: Quasiquotes =>
 
   object PatternParser extends Parser {
     def entryPoint = { parser =>
-      val pat = parser.noSeq.pattern1()
+      val pat = parser.noSeq.pattern()
       gen.patvarTransformer.transform(pat)
     }
   }