On Wed, 27 Apr 2022 23:49:56 GMT, Leonid Mesnik <lmes...@openjdk.org> wrote:
> The test failed if GC happens somewhere between
> Class<?> c = Class.forName("TestClass", true, dummyloader);
> and
> OutputAnalyzer output = executor.execute("VM.classloader_stats");
>
> The fix is to make hc static as Chris proposed.
>
> To verfiy fix I add System.gc() before
> executor.execute("VM.classloader_stats");
test/hotspot/jtreg/serviceability/dcmd/vm/ClassLoaderStatsTest.java line 178:
> 176: static {
> 177: try {
> 178: // Create a hidden class, keep reference in the case if GC
> happens
"Create a hidden class. Keep a reference in case a GC happens."
I hadn't noticed the original comment when first suggesting making the Class
reference static. I wonder what was meant by "non-strong class".
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PR: https://git.openjdk.java.net/jdk/pull/8438
