Add warning for ambiguous annotated expression syntax

#KT-14238 In Progress

compiler/testData/diagnostics/tests/annotations/blockLevelOnTheSameLineWarning.kt

@@ -0,0 +1,59 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+@Target(AnnotationTarget.EXPRESSION)
+annotation class Ann1
+@Target(AnnotationTarget.EXPRESSION)
+annotation class Ann2(val x: String)
+
+fun bar() {}
+fun bar(block: () -> Unit) {}
+
+fun foo(y: IntArray) {
+    @Ann1 bar()
+    @Ann1 bar() { }
+    @Ann1 bar { }
+
+    @Ann2("") bar()
+    @Ann2("") bar() { }
+    @Ann2("") bar { }
+
+    @Ann1 @Ann2("") bar()
+
+    var x = 1
+
+    @Ann1 ++x
+    @Ann1 x++
+    @Ann2("") ++x
+    @Ann2("") x++
+    @Ann1 @Ann2("") ++x
+    @Ann1 @Ann2("") x++
+
+    @Ann1 y[0]
+
+    @Ann1 <!UNUSED_LAMBDA_EXPRESSION!>{ x: Int -> x }<!>
+    @Ann1 { x: Int -> x }(1)
+    @Ann1 object { fun foo() = 1 }
+    @Ann1 object { fun foo() = 1 }.foo()
+
+    @Ann1() (x * x)
+    var z = 1
+    <!ANNOTATIONS_ON_BLOCK_LEVEL_EXPRESSION_ON_THE_SAME_LINE!>@Ann1 x<!> + z
+
+    <!ANNOTATIONS_ON_BLOCK_LEVEL_EXPRESSION_ON_THE_SAME_LINE!>@Ann1 x<!> = x + 2
+    <!ANNOTATIONS_ON_BLOCK_LEVEL_EXPRESSION_ON_THE_SAME_LINE!>@Ann1 x<!> += z + 2
+
+    <!ANNOTATIONS_ON_BLOCK_LEVEL_EXPRESSION_ON_THE_SAME_LINE!>@Ann1 x<!> + 6 * 2 > 0
+    <!ANNOTATIONS_ON_BLOCK_LEVEL_EXPRESSION_ON_THE_SAME_LINE!>@Ann1 x<!> * 6 + 2 > 0
+
+    <!ANNOTATIONS_ON_BLOCK_LEVEL_EXPRESSION_ON_THE_SAME_LINE!>@Ann1 object { operator fun plus(x: Int) = 1 }<!> + 1
+    <!ANNOTATIONS_ON_BLOCK_LEVEL_EXPRESSION_ON_THE_SAME_LINE!>@Ann1 object { operator fun plus(x: Int) = 1 }<!> + 1 * 4 > 0
+
+    <!ANNOTATIONS_ON_BLOCK_LEVEL_EXPRESSION_ON_THE_SAME_LINE!>@Ann1 x<!> foo z + 8
+
+    1 + @Ann1 x
+    1 + @Ann1 x * z + 8
+
+    x foo @Ann1 z + 8
+}
+
+infix fun Int.foo(other: Int) = 1