SI-10148 Follow Java for float literals

Use `Float.parseFloat` instead of converting from Double.
Error when a value rounds to zero.

1 files changed, 12 insertions, 1 deletions

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
+}