Add regression test for KT-26806

#KT-26806

compiler/testData/diagnostics/testsWithStdLib/regression/kt26806.kt

@@ -0,0 +1,9 @@
+const val myPi = kotlin.math.PI
+
+annotation class Anno(val d: Double)
+
+@Anno(kotlin.math.PI)
+fun f() {}
+
+@Anno(myPi)
+fun g() {}

compiler/testData/diagnostics/testsWithStdLib/regression/kt26806.txt

@@ -0,0 +1,13 @@
+package
+
+public const val myPi: kotlin.Double = 3.141592653589793.toDouble()
+@Anno(d = 3.141592653589793.toDouble()) public fun f(): kotlin.Unit
+@Anno(d = 3.141592653589793.toDouble()) public fun g(): kotlin.Unit
+
+public final annotation class Anno : kotlin.Annotation {
+    public constructor Anno(/*0*/ d: kotlin.Double)
+    public final val d: kotlin.Double
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

compiler/tests/org/jetbrains/kotlin/checkers/DiagnosticsTestWithStdLibGenerated.java

@@ -2878,6 +2878,11 @@ public class DiagnosticsTestWithStdLibGenerated extends AbstractDiagnosticsTestW
             runTest("compiler/testData/diagnostics/testsWithStdLib/regression/kt2082.kt");
         }
 
+        @TestMetadata("kt26806.kt")
+        public void testKt26806() throws Exception {
+            runTest("compiler/testData/diagnostics/testsWithStdLib/regression/kt26806.kt");
+        }
+
         @TestMetadata("kt9345.kt")
         public void testKt9345() throws Exception {
             runTest("compiler/testData/diagnostics/testsWithStdLib/regression/kt9345.kt");

compiler/tests/org/jetbrains/kotlin/checkers/javac/DiagnosticsTestWithStdLibUsingJavacGenerated.java

@@ -2878,6 +2878,11 @@ public class DiagnosticsTestWithStdLibUsingJavacGenerated extends AbstractDiagno
             runTest("compiler/testData/diagnostics/testsWithStdLib/regression/kt2082.kt");
         }
 
+        @TestMetadata("kt26806.kt")
+        public void testKt26806() throws Exception {
+            runTest("compiler/testData/diagnostics/testsWithStdLib/regression/kt26806.kt");
+        }
+
         @TestMetadata("kt9345.kt")
         public void testKt9345() throws Exception {
             runTest("compiler/testData/diagnostics/testsWithStdLib/regression/kt9345.kt");