7 files changed, 65 insertions, 3 deletions
diff --git a/test/files/neg/macro-basic-mamdmi.check b/test/files/neg/macro-basic-mamdmi.check
index 61df5131cc..54743d4936 100644
--- a/test/files/neg/macro-basic-mamdmi.check
+++ b/test/files/neg/macro-basic-mamdmi.check
@@ -1,5 +1,13 @@
+Impls_Macros_Test_1.scala:33: error: macro implementation not found: foo
+(the most common reason for that is that you cannot use macro implementations in the same compilation run that defines them)
+  println(foo(2) + Macros.bar(2) * new Macros().quux(4))
+             ^
+Impls_Macros_Test_1.scala:33: error: macro implementation not found: bar
+(the most common reason for that is that you cannot use macro implementations in the same compilation run that defines them)
+  println(foo(2) + Macros.bar(2) * new Macros().quux(4))
+                             ^
 Impls_Macros_Test_1.scala:33: error: macro implementation not found: quux
 (the most common reason for that is that you cannot use macro implementations in the same compilation run that defines them)
   println(foo(2) + Macros.bar(2) * new Macros().quux(4))
                                                     ^
-one error found
+three errors found
diff --git a/test/files/neg/t3909.check b/test/files/neg/t3909.check
index 7da0195607..052b49f855 100644
--- a/test/files/neg/t3909.check
+++ b/test/files/neg/t3909.check
@@ -1,4 +1,5 @@
 t3909.scala:1: error: in object DO, multiple overloaded alternatives of m1 define default arguments
+Error occurred in an application involving default arguments.
 object DO {
        ^
 one error found
diff --git a/test/files/neg/t7848-interp-warn.flags b/test/files/neg/t7848-interp-warn.flags
index 7949c2afa2..b0d7bc25cb 100644
--- a/test/files/neg/t7848-interp-warn.flags
+++ b/test/files/neg/t7848-interp-warn.flags
@@ -1 +1 @@
--Xlint -Xfatal-warnings
+-Xlint:missing-interpolator -Xfatal-warnings
diff --git a/test/files/pos/t8013.flags b/test/files/pos/t8013.flags
index 954eaba352..3955bb6710 100644
--- a/test/files/pos/t8013.flags
+++ b/test/files/pos/t8013.flags
@@ -1 +1 @@
--Xfatal-warnings -Xlint
+-Xfatal-warnings -Xlint:-infer-any,_
diff --git a/test/junit/scala/StringContextTest.scala b/test/junit/scala/StringContextTest.scala
index bb0e8c4252..608b82bd96 100644
--- a/test/junit/scala/StringContextTest.scala
+++ b/test/junit/scala/StringContextTest.scala
@@ -62,4 +62,17 @@ class StringContextTest {
     //assertEquals("????", s"????")
     assertEquals("!!!!", s"????") // OK to hijack core interpolator ids
   }
+
+  @Test def fIf() = {
+    val res = f"${if (true) 2.5 else 2.5}%.2f"
+    assertEquals("2.50", res)
+  }
+  @Test def fIfNot() = {
+    val res = f"${if (false) 2.5 else 3.5}%.2f"
+    assertEquals("3.50", res)
+  }
+  @Test def fHeteroArgs() = {
+    val res = f"${3.14}%.2f rounds to ${3}%d"
+    assertEquals("3.14 rounds to 3", res)
+  }
 }
diff --git a/test/junit/scala/reflect/QTest.scala b/test/junit/scala/reflect/QTest.scala
new file mode 100644
index 0000000000..24c35dc401
--- /dev/null
+++ b/test/junit/scala/reflect/QTest.scala
@@ -0,0 +1,23 @@
+
+package scala.reflect
+
+import org.junit.Test
+import org.junit.Assert._
+import org.junit.runner.RunWith
+import org.junit.runners.JUnit4
+
+import scala.tools.testing.AssertUtil._
+
+@RunWith(classOf[JUnit4])
+class QTest {
+
+  import reflect.runtime._
+  import universe._
+  @Test def qConstantsNotHomogenized() = {
+    //Apply(Select(Literal(Constant(1.0)), TermName("$plus")), List(Literal(Constant(1.0))))
+    val t = q"${1} + ${1.0}"
+    val Apply(Select(Literal(Constant(i)), TermName("$plus")), List(Literal(Constant(j)))) = t
+    assertEquals(1, i)
+    assertEquals(1.0, j)
+  }
+}
diff --git a/test/junit/scala/util/matching/RegexTest.scala b/test/junit/scala/util/matching/RegexTest.scala
index d25842cc57..5b13397d6a 100644
--- a/test/junit/scala/util/matching/RegexTest.scala
+++ b/test/junit/scala/util/matching/RegexTest.scala
@@ -27,4 +27,21 @@ class RegexTest {
     assertEquals("1", x)
     assertEquals("1", y)
   }
+
+  @Test def t8787nullMatch() = {
+    val r = """\d+""".r
+    val s: String = null
+    val x = s match { case r() => 1 ; case _ => 2 }
+    assertEquals(2, x)
+  }
+
+  @Test def t8787nullMatcher() = {
+    val r = """(\d+):(\d+)""".r
+    val s = "1:2 3:4 5:6"
+    val z = ((r findAllMatchIn s).toList :+ null) flatMap {
+      case r(x, y) => Some((x.toInt, y.toInt))
+      case _       => None
+    }
+    assertEquals(List((1,2),(3,4),(5,6)), z)
+  }
 }