SI-7461 c.typeCheck(silent = true) now suppresses ambiguous errors

Otherwise use cases like the one shown in the attached test (trying to
typecheck something, which leads to an ambiguous overload error) will
mysteriously fail compilation.

2 files changed, 16 insertions, 0 deletions

diff --git a/test/files/pos/t7461/Macros_1.scala b/test/files/pos/t7461/Macros_1.scala
new file mode 100644
index 0000000000..353dec66d7
--- /dev/null
+++ b/test/files/pos/t7461/Macros_1.scala
@@ -0,0 +1,13 @@
+import scala.reflect.macros.Context
+import language.experimental.macros
+
+object Macros {
+  def impl(c: Context) = {
+    import c.universe._
+    val wut = c.typeCheck(Select(Literal(Constant(10)), newTermName("$minus")), silent = true)
+    // println(showRaw(wut, printIds = true, printTypes = true))
+    c.literalUnit
+  }
+
+  def foo = macro impl
+}
\ No newline at end of file
diff --git a/test/files/pos/t7461/Test_2.scala b/test/files/pos/t7461/Test_2.scala
new file mode 100644
index 0000000000..3839659c9a
--- /dev/null
+++ b/test/files/pos/t7461/Test_2.scala
@@ -0,0 +1,3 @@
+class C {
+  def foo = Macros.foo
+}
\ No newline at end of file