hg: jdk/jdk13: 8226522: No compilation error reported when yield is used in incorrect context

[jan.lahoda at oracle.com]

Changeset: 4c0a7916d3cd
Author:    jlahoda
Date:      2019-07-02 09:14 +0200
URL:       http://hg.openjdk.java.net/jdk/jdk13/rev/4c0a7916d3cd

8226522: No compilation error reported when yield is used in incorrect context
Reviewed-by: mcimadamore

! src/jdk.compiler/share/classes/com/sun/tools/javac/parser/JavacParser.java
! test/langtools/tools/javac/switchexpr/WarnWrongYieldTest.java
! test/langtools/tools/javac/switchexpr/WarnWrongYieldTest.out
! test/langtools/tools/javac/switchexpr/WrongYieldTest.java
! test/langtools/tools/javac/switchexpr/WrongYieldTest.out