Hello, please review the following change . It enhances the error messages in libinstrument in case initialization fails .
( I found the enhanced error messages helpful when analyzing jtreg failures on one of our platforms in the java/lang/instrument/PremainClass/PremainClassTest.java ) Bug/webrev : https://bugs.openjdk.java.net/browse/JDK-8220355 http://cr.openjdk.java.net/~mbaesken/webrevs/8220355.0/ Thanks, Matthias
