diff options
Diffstat (limited to 'test/files/neg')
27 files changed, 387 insertions, 11 deletions
diff --git a/test/files/neg/literals.check b/test/files/neg/literals.check index 148a9346c5..79b6d47782 100644 --- a/test/files/neg/literals.check +++ b/test/files/neg/literals.check @@ -19,6 +19,18 @@ literals.scala:23: error: missing integer number literals.scala:27: error: Decimal integer literals may not have a leading zero. (Octal syntax is obsolete.) def tooManyZeros: Int = 00 // line 26: no leading zero ^ +literals.scala:40: error: floating point number too small + def tooTiny: Float = { 0.7e-45f } // floating point number too small + ^ +literals.scala:42: error: double precision floating point number too small + def twoTiny: Double = { 2.0e-324 } // double precision floating point number too small + ^ +literals.scala:44: error: floating point number too large + def tooHuge: Float = { 3.4028236E38f } // floating point number too large + ^ +literals.scala:46: error: double precision floating point number too large + def twoHuge: Double = { 1.7976931348623159e308 } // double precision floating point number too large + ^ literals.scala:14: error: identifier expected but '}' found. def orphanDot: Int = { 9. } // line 12: ident expected ^ @@ -37,4 +49,4 @@ literals.scala:29: error: ';' expected but 'def' found. literals.scala:33: error: identifier expected but 'def' found. def zeroOfNineDot: Int = 09. // line 32: malformed integer, ident expected ^ -13 errors found +17 errors found diff --git a/test/files/neg/literals.scala b/test/files/neg/literals.scala index 3df7f0b408..22d5d9acd1 100644 --- a/test/files/neg/literals.scala +++ b/test/files/neg/literals.scala @@ -1,6 +1,6 @@ /* This took me literally all day. -*/ + */ trait RejectedLiterals { def missingHex: Int = { 0x } // line 4: was: not reported, taken as zero @@ -34,3 +34,14 @@ trait Braceless { def noHexFloat: Double = 0x1.2 // line 34: ';' expected but double literal found. } + +trait MoreSadness { + + def tooTiny: Float = { 0.7e-45f } // floating point number too small + + def twoTiny: Double = { 2.0e-324 } // double precision floating point number too small + + def tooHuge: Float = { 3.4028236E38f } // floating point number too large + + def twoHuge: Double = { 1.7976931348623159e308 } // double precision floating point number too large +} diff --git a/test/files/neg/nested-fn-print.check b/test/files/neg/nested-fn-print.check index ea278554d4..feeac0733f 100644 --- a/test/files/neg/nested-fn-print.check +++ b/test/files/neg/nested-fn-print.check @@ -1,4 +1,4 @@ -nested-fn-print.scala:4: error: only classes can have declared but undefined members +nested-fn-print.scala:4: error: only traits and abstract classes can have declared but undefined members (Note that variables need to be initialized to be defined) var x3: Int => Double ^ diff --git a/test/files/neg/quasiquotes-syntax-error-position.check b/test/files/neg/quasiquotes-syntax-error-position.check index 9fd6ce0417..b12a7d13d6 100644 --- a/test/files/neg/quasiquotes-syntax-error-position.check +++ b/test/files/neg/quasiquotes-syntax-error-position.check @@ -16,8 +16,7 @@ quasiquotes-syntax-error-position.scala:9: error: '{' expected but end of quote quasiquotes-syntax-error-position.scala:10: error: ';' expected but '@' found. q"foo@$a" ^ -quasiquotes-syntax-error-position.scala:11: error: case classes without a parameter list are not allowed; -use either case objects or case classes with an explicit `()' as a parameter list. +quasiquotes-syntax-error-position.scala:11: error: case classes must have a parameter list; try 'case class A()' or 'case object A' q"case class A" ^ quasiquotes-syntax-error-position.scala:12: error: identifier expected but ']' found. diff --git a/test/files/neg/t10066.check b/test/files/neg/t10066.check new file mode 100644 index 0000000000..3555205d83 --- /dev/null +++ b/test/files/neg/t10066.check @@ -0,0 +1,7 @@ +t10066.scala:33: error: could not find implicit value for parameter extractor: dynamicrash.Extractor[String] + println(storage.foo[String]) + ^ +t10066.scala:37: error: could not find implicit value for parameter extractor: dynamicrash.Extractor[A] + println(storage.foo) + ^ +two errors found diff --git a/test/files/neg/t10066.scala b/test/files/neg/t10066.scala new file mode 100644 index 0000000000..ef52f333dd --- /dev/null +++ b/test/files/neg/t10066.scala @@ -0,0 +1,38 @@ +package dynamicrash + +import scala.language.dynamics + +class Config + +trait Extractor[A] { + def extract(config: Config, name: String): A +} + +object Extractor { + // note missing "implicit" + val stringExtractor = new Extractor[String] { + override def extract(config: Config, name: String): String = ??? + } +} + +class Workspace extends Dynamic { + val config: Config = new Config + + def selectDynamic[A](name: String)(implicit extractor: Extractor[A]): A = + extractor.extract(config, name) +} + +object Main { + val storage = new Workspace + + // this line works fine + // val a = storage.foo + + // this line crashes the compiler ("head of empty list") + // in ContextErrors$InferencerContextErrors$InferErrorGen$.NotWithinBoundsErrorMessage + println(storage.foo[String]) + + // this line crashes the compiler in different way ("unknown type") + // in the backend, warning: an unexpected type representation reached the compiler backend while compiling Test.scala: <error> + println(storage.foo) +} diff --git a/test/files/neg/t10097.check b/test/files/neg/t10097.check new file mode 100644 index 0000000000..1f70546b57 --- /dev/null +++ b/test/files/neg/t10097.check @@ -0,0 +1,10 @@ +t10097.scala:2: error: case classes must have a non-implicit parameter list; try 'case class C()(...)' +case class C(implicit val c: Int) + ^ +t10097.scala:4: error: case classes must have a non-implicit parameter list; try 'case class D()(...)(...)' +case class D(implicit c: Int)(s: String) + ^ +t10097.scala:4: error: an implicit parameter section must be last +case class D(implicit c: Int)(s: String) + ^ +three errors found diff --git a/test/files/neg/t10097.flags b/test/files/neg/t10097.flags new file mode 100644 index 0000000000..714bbf5125 --- /dev/null +++ b/test/files/neg/t10097.flags @@ -0,0 +1 @@ +-Xsource:2.13 diff --git a/test/files/neg/t10097.scala b/test/files/neg/t10097.scala new file mode 100644 index 0000000000..b2f05e2972 --- /dev/null +++ b/test/files/neg/t10097.scala @@ -0,0 +1,4 @@ + +case class C(implicit val c: Int) + +case class D(implicit c: Int)(s: String) diff --git a/test/files/neg/t10097b.check b/test/files/neg/t10097b.check new file mode 100644 index 0000000000..14535fee34 --- /dev/null +++ b/test/files/neg/t10097b.check @@ -0,0 +1,6 @@ +t10097b.scala:2: warning: case classes should have a non-implicit parameter list; adapting to 'case class C()(...)' +case class C(implicit val c: Int) + ^ +error: No warnings can be incurred under -Xfatal-warnings. +one warning found +one error found diff --git a/test/files/neg/t10097b.flags b/test/files/neg/t10097b.flags new file mode 100644 index 0000000000..c6bfaf1f64 --- /dev/null +++ b/test/files/neg/t10097b.flags @@ -0,0 +1 @@ +-deprecation -Xfatal-warnings diff --git a/test/files/neg/t10097b.scala b/test/files/neg/t10097b.scala new file mode 100644 index 0000000000..f166db6792 --- /dev/null +++ b/test/files/neg/t10097b.scala @@ -0,0 +1,3 @@ + +case class C(implicit val c: Int) + diff --git a/test/files/neg/t565.check b/test/files/neg/t565.check index 136cc94b6f..d7657c0f5d 100644 --- a/test/files/neg/t565.check +++ b/test/files/neg/t565.check @@ -1,4 +1,4 @@ -t565.scala:2: error: only classes can have declared but undefined members +t565.scala:2: error: only traits and abstract classes can have declared but undefined members (Note that variables need to be initialized to be defined) var s0: String ^ diff --git a/test/files/neg/t8217-local-alias-requires-rhs.check b/test/files/neg/t8217-local-alias-requires-rhs.check index d970400ff6..383b1f8d63 100644 --- a/test/files/neg/t8217-local-alias-requires-rhs.check +++ b/test/files/neg/t8217-local-alias-requires-rhs.check @@ -1,10 +1,10 @@ -t8217-local-alias-requires-rhs.scala:3: error: only classes can have declared but undefined members +t8217-local-alias-requires-rhs.scala:3: error: only traits and abstract classes can have declared but undefined members type A ^ -t8217-local-alias-requires-rhs.scala:6: error: only classes can have declared but undefined members +t8217-local-alias-requires-rhs.scala:6: error: only traits and abstract classes can have declared but undefined members type B ^ -t8217-local-alias-requires-rhs.scala:14: error: only classes can have declared but undefined members +t8217-local-alias-requires-rhs.scala:14: error: only traits and abstract classes can have declared but undefined members def this(a: Any) = { this(); type C } ^ three errors found diff --git a/test/files/neg/t8685.check b/test/files/neg/t8685.check index 685fd2e951..a31e2e265a 100644 --- a/test/files/neg/t8685.check +++ b/test/files/neg/t8685.check @@ -4,6 +4,9 @@ case class D @deprecated("ctor D is depr", since="now") (i: Int) t8685.scala:35: warning: class C is deprecated (since now): class C is depr def f = C(42) ^ +t8685.scala:36: warning: constructor D in class D is deprecated (since now): ctor D is depr + def g = D(42) + ^ t8685.scala:37: warning: object E is deprecated (since now): module E is depr def h = E(42) ^ @@ -41,5 +44,5 @@ t8685.scala:53: warning: class K in object J is deprecated (since now): Inner K def l = new J.K(42) ^ error: No warnings can be incurred under -Xfatal-warnings. -14 warnings found +15 warnings found one error found diff --git a/test/files/neg/t8704.check b/test/files/neg/t8704.check new file mode 100644 index 0000000000..b567a8bb17 --- /dev/null +++ b/test/files/neg/t8704.check @@ -0,0 +1,11 @@ +t8704.scala:7: warning: 2 parameter sections are effectively implicit +class D(private implicit val i: Int)(implicit s: String) + ^ +t8704.scala:3: error: an implicit parameter section must be last +class C(i: Int)(implicit j: Int)(implicit k: Int)(n: Int) { + ^ +t8704.scala:3: error: multiple implicit parameter sections are not allowed +class C(i: Int)(implicit j: Int)(implicit k: Int)(n: Int) { + ^ +one warning found +two errors found diff --git a/test/files/neg/t8704.flags b/test/files/neg/t8704.flags new file mode 100644 index 0000000000..f175a06c74 --- /dev/null +++ b/test/files/neg/t8704.flags @@ -0,0 +1 @@ +-Ywarn-extra-implicit diff --git a/test/files/neg/t8704.scala b/test/files/neg/t8704.scala new file mode 100644 index 0000000000..db43bfcaa5 --- /dev/null +++ b/test/files/neg/t8704.scala @@ -0,0 +1,7 @@ + + +class C(i: Int)(implicit j: Int)(implicit k: Int)(n: Int) { + def f = n +} + +class D(private implicit val i: Int)(implicit s: String) diff --git a/test/files/neg/t9636.check b/test/files/neg/t9636.check new file mode 100644 index 0000000000..f36d1d32b2 --- /dev/null +++ b/test/files/neg/t9636.check @@ -0,0 +1,6 @@ +t9636.scala:11: warning: a type was inferred to be `AnyVal`; this may indicate a programming error. + if (signature.sameElements(Array(0x1F, 0x8B))) { + ^ +error: No warnings can be incurred under -Xfatal-warnings. +one warning found +one error found diff --git a/test/files/neg/t9636.flags b/test/files/neg/t9636.flags new file mode 100644 index 0000000000..7949c2afa2 --- /dev/null +++ b/test/files/neg/t9636.flags @@ -0,0 +1 @@ +-Xlint -Xfatal-warnings diff --git a/test/files/neg/t9636.scala b/test/files/neg/t9636.scala new file mode 100644 index 0000000000..7ad5fb3e9e --- /dev/null +++ b/test/files/neg/t9636.scala @@ -0,0 +1,17 @@ + +import java.io._ +import java.util.zip._ + +class C { + def isWrapper(is: FileInputStream): InputStream = { + val pb = new PushbackInputStream(is, 2) + val signature = new Array[Byte](2) + pb.read(signature) + pb.unread(signature) + if (signature.sameElements(Array(0x1F, 0x8B))) { + new GZIPInputStream(new BufferedInputStream(pb)) + } else { + pb + } + } +} diff --git a/test/files/neg/t9675.check b/test/files/neg/t9675.check new file mode 100644 index 0000000000..255477499c --- /dev/null +++ b/test/files/neg/t9675.check @@ -0,0 +1,27 @@ +t9675.scala:4: warning: comparing values of types Test.A and String using `!=' will always yield true + val func1 = (x: A) => { x != "x" } + ^ +t9675.scala:6: warning: comparing values of types Test.A and String using `!=' will always yield true + val func2 = (x: A) => { x != "x" }: Boolean + ^ +t9675.scala:8: warning: comparing values of types Test.A and String using `!=' will always yield true + val func3: Function1[A, Boolean] = (x) => { x != "x" } + ^ +t9675.scala:11: warning: comparing values of types Test.A and String using `!=' will always yield true + def apply(x: A): Boolean = { x != "x" } + ^ +t9675.scala:14: warning: comparing values of types Test.A and String using `!=' will always yield true + def method(x: A): Boolean = { x != "x" } + ^ +t9675.scala:18: warning: comparing values of types Test.A and String using `!=' will always yield true + A("x") != "x" + ^ +t9675.scala:20: warning: comparing values of types Test.A and String using `!=' will always yield true + val func5: Function1[A, Boolean] = (x) => { x != "x" } + ^ +t9675.scala:22: warning: comparing values of types Test.A and String using `!=' will always yield true + List(A("x")).foreach((item: A) => item != "x") + ^ +error: No warnings can be incurred under -Xfatal-warnings. +8 warnings found +one error found diff --git a/test/files/neg/t9675.flags b/test/files/neg/t9675.flags new file mode 100644 index 0000000000..85d8eb2ba2 --- /dev/null +++ b/test/files/neg/t9675.flags @@ -0,0 +1 @@ +-Xfatal-warnings diff --git a/test/files/neg/t9675.scala b/test/files/neg/t9675.scala new file mode 100644 index 0000000000..f76b74b6ac --- /dev/null +++ b/test/files/neg/t9675.scala @@ -0,0 +1,24 @@ +object Test { + case class A(x: String) + + val func1 = (x: A) => { x != "x" } + + val func2 = (x: A) => { x != "x" }: Boolean + + val func3: Function1[A, Boolean] = (x) => { x != "x" } + + val func4 = new Function1[A, Boolean] { + def apply(x: A): Boolean = { x != "x" } + } + + def method(x: A): Boolean = { x != "x" } + case class PersonInfo(rankPayEtc: Unit) + + def main(args: Array[String]) { + A("x") != "x" + + val func5: Function1[A, Boolean] = (x) => { x != "x" } + + List(A("x")).foreach((item: A) => item != "x") + } +} diff --git a/test/files/neg/trailing-commas.check b/test/files/neg/trailing-commas.check new file mode 100644 index 0000000000..e2677dc3f5 --- /dev/null +++ b/test/files/neg/trailing-commas.check @@ -0,0 +1,130 @@ +trailing-commas.scala:10: error: illegal start of simple expression +trait ArgumentExprs1 { f(23, "bar", )(Ev0, Ev1) } + ^ +trailing-commas.scala:10: error: ')' expected but '}' found. +trait ArgumentExprs1 { f(23, "bar", )(Ev0, Ev1) } + ^ +trailing-commas.scala:11: error: illegal start of simple expression +trait ArgumentExprs2 { f(23, "bar")(Ev0, Ev1, ) } + ^ +trailing-commas.scala:11: error: ')' expected but '}' found. +trait ArgumentExprs2 { f(23, "bar")(Ev0, Ev1, ) } + ^ +trailing-commas.scala:12: error: illegal start of simple expression +trait ArgumentExprs3 { new C(23, "bar", )(Ev0, Ev1) } + ^ +trailing-commas.scala:12: error: ')' expected but '}' found. +trait ArgumentExprs3 { new C(23, "bar", )(Ev0, Ev1) } + ^ +trailing-commas.scala:13: error: illegal start of simple expression +trait ArgumentExprs4 { new C(23, "bar")(Ev0, Ev1, ) } + ^ +trailing-commas.scala:13: error: ')' expected but '}' found. +trait ArgumentExprs4 { new C(23, "bar")(Ev0, Ev1, ) } + ^ +trailing-commas.scala:15: error: identifier expected but ')' found. +trait Params1 { def f(foo: Int, bar: String, )(implicit ev0: Ev0, ev1: Ev1, ) = 1 } + ^ +trailing-commas.scala:15: error: ':' expected but '}' found. +trait Params1 { def f(foo: Int, bar: String, )(implicit ev0: Ev0, ev1: Ev1, ) = 1 } + ^ +trailing-commas.scala:16: error: identifier expected but ')' found. +trait Params2 { def f(foo: Int, bar: String, )(implicit ev0: Ev0, ev1: Ev1, ) = 1 } + ^ +trailing-commas.scala:16: error: ':' expected but '}' found. +trait Params2 { def f(foo: Int, bar: String, )(implicit ev0: Ev0, ev1: Ev1, ) = 1 } + ^ +trailing-commas.scala:17: error: identifier expected but ')' found. +trait ClassParams1 { final class C(foo: Int, bar: String, )(implicit ev0: Ev0, ev1: Ev1) } + ^ +trailing-commas.scala:17: error: ':' expected but '}' found. +trait ClassParams1 { final class C(foo: Int, bar: String, )(implicit ev0: Ev0, ev1: Ev1) } + ^ +trailing-commas.scala:18: error: identifier expected but ')' found. +trait ClassParams2 { final class C(foo: Int, bar: String)(implicit ev0: Ev0, ev1: Ev1, ) } + ^ +trailing-commas.scala:18: error: ':' expected but '}' found. +trait ClassParams2 { final class C(foo: Int, bar: String)(implicit ev0: Ev0, ev1: Ev1, ) } + ^ +trailing-commas.scala:20: error: illegal start of simple expression +trait SimpleExpr { (23, "bar", ) } + ^ +trailing-commas.scala:20: error: ')' expected but '}' found. +trait SimpleExpr { (23, "bar", ) } + ^ +trailing-commas.scala:22: error: identifier expected but ']' found. +trait TypeArgs { def f: C[Int, String, ] } + ^ +trailing-commas.scala:22: error: ']' expected but '}' found. +trait TypeArgs { def f: C[Int, String, ] } + ^ +trailing-commas.scala:23: error: identifier expected but ']' found. +trait TypeParamClause { type C[A, B, ] } + ^ +trailing-commas.scala:23: error: ']' expected but '}' found. +trait TypeParamClause { type C[A, B, ] } + ^ +trailing-commas.scala:24: error: identifier expected but ']' found. +trait FunTypeParamClause { def f[A, B, ] } + ^ +trailing-commas.scala:24: error: ']' expected but '}' found. +trait FunTypeParamClause { def f[A, B, ] } + ^ +trailing-commas.scala:26: error: identifier expected but ')' found. +trait SimpleType { def f: (Int, String, ) } + ^ +trailing-commas.scala:26: error: ')' expected but '}' found. +trait SimpleType { def f: (Int, String, ) } + ^ +trailing-commas.scala:27: error: identifier expected but ')' found. +trait FunctionArgTypes { def f: (Int, String, ) => Boolean } + ^ +trailing-commas.scala:27: error: ')' expected but '}' found. +trait FunctionArgTypes { def f: (Int, String, ) => Boolean } + ^ +trailing-commas.scala:29: error: illegal start of simple pattern +trait SimplePattern { val (foo, bar, ) = null: Any } + ^ +trailing-commas.scala:31: error: identifier expected but '}' found. +trait ImportSelectors { import foo.{ Ev0, Ev1, } } + ^ +trailing-commas.scala:33: error: identifier expected but '}' found. +trait Import { import foo.Ev0, foo.Ev1, } + ^ +trailing-commas.scala:35: error: illegal start of simple pattern +trait ValDcl { val foo, bar, = 23 } + ^ +trailing-commas.scala:35: error: '=' expected but '}' found. +trait ValDcl { val foo, bar, = 23 } + ^ +trailing-commas.scala:36: error: illegal start of simple pattern +trait VarDcl { var foo, bar, = 23 } + ^ +trailing-commas.scala:36: error: '=' expected but '}' found. +trait VarDcl { var foo, bar, = 23 } + ^ +trailing-commas.scala:37: error: illegal start of simple pattern +trait VarDef { var foo, bar, = _ } + ^ +trailing-commas.scala:37: error: '=' expected but '}' found. +trait VarDef { var foo, bar, = _ } + ^ +trailing-commas.scala:38: error: illegal start of simple pattern +trait PatDef { val Foo(foo), Bar(bar), = bippy } + ^ +trailing-commas.scala:38: error: '=' expected but '}' found. +trait PatDef { val Foo(foo), Bar(bar), = bippy } + ^ +trailing-commas.scala:45: error: illegal start of simple expression +trait SimpleExpr2 { (23, ) } + ^ +trailing-commas.scala:45: error: ')' expected but '}' found. +trait SimpleExpr2 { (23, ) } + ^ +trailing-commas.scala:48: error: identifier expected but ')' found. +trait SimpleType2 { def f: (Int, ) } + ^ +trailing-commas.scala:48: error: ')' expected but '}' found. +trait SimpleType2 { def f: (Int, ) } + ^ +43 errors found diff --git a/test/files/neg/trailing-commas.scala b/test/files/neg/trailing-commas.scala new file mode 100644 index 0000000000..a873cb1e39 --- /dev/null +++ b/test/files/neg/trailing-commas.scala @@ -0,0 +1,56 @@ +package foo + +// Note: Using traits to get distinct errors +// (instead of sharing one single "')' expected but '}' found." at the end) + + + +//// Multi-line only cases: make sure trailing commas are only supported when multi-line + +trait ArgumentExprs1 { f(23, "bar", )(Ev0, Ev1) } +trait ArgumentExprs2 { f(23, "bar")(Ev0, Ev1, ) } +trait ArgumentExprs3 { new C(23, "bar", )(Ev0, Ev1) } +trait ArgumentExprs4 { new C(23, "bar")(Ev0, Ev1, ) } + +trait Params1 { def f(foo: Int, bar: String, )(implicit ev0: Ev0, ev1: Ev1, ) = 1 } +trait Params2 { def f(foo: Int, bar: String, )(implicit ev0: Ev0, ev1: Ev1, ) = 1 } +trait ClassParams1 { final class C(foo: Int, bar: String, )(implicit ev0: Ev0, ev1: Ev1) } +trait ClassParams2 { final class C(foo: Int, bar: String)(implicit ev0: Ev0, ev1: Ev1, ) } + +trait SimpleExpr { (23, "bar", ) } + +trait TypeArgs { def f: C[Int, String, ] } +trait TypeParamClause { type C[A, B, ] } +trait FunTypeParamClause { def f[A, B, ] } + +trait SimpleType { def f: (Int, String, ) } +trait FunctionArgTypes { def f: (Int, String, ) => Boolean } + +trait SimplePattern { val (foo, bar, ) = null: Any } + +trait ImportSelectors { import foo.{ Ev0, Ev1, } } + +trait Import { import foo.Ev0, foo.Ev1, } + +trait ValDcl { val foo, bar, = 23 } +trait VarDcl { var foo, bar, = 23 } +trait VarDef { var foo, bar, = _ } +trait PatDef { val Foo(foo), Bar(bar), = bippy } + + + +//// The Tuple 1 cases + +// the Tuple1 value case: make sure that the possible "(23, )" syntax for Tuple1 doesn't compile to "23" +trait SimpleExpr2 { (23, ) } + +// the Tuple1 type case: make sure that the possible "(Int, )" syntax for Tuple1[Int] doesn't compile to "Int" +trait SimpleType2 { def f: (Int, ) } + + + +//// Test utilities +object `package` { + sealed trait Ev0; implicit object Ev0 extends Ev0 + sealed trait Ev1; implicit object Ev1 extends Ev1 +} diff --git a/test/files/neg/warn-inferred-any.check b/test/files/neg/warn-inferred-any.check index 8ad81d1529..2b321a83c9 100644 --- a/test/files/neg/warn-inferred-any.check +++ b/test/files/neg/warn-inferred-any.check @@ -9,7 +9,7 @@ warn-inferred-any.scala:17: warning: a type was inferred to be `AnyVal`; this ma ^ warn-inferred-any.scala:25: warning: a type was inferred to be `Any`; this may indicate a programming error. def za = f(1, "one") - ^ + ^ error: No warnings can be incurred under -Xfatal-warnings. four warnings found one error found |