Fix Issue 12833 - switch statement does not work properly when -inline used
Fix -vgc help text

It also lists explicit GC allocations (eg. new-expression)
Merge pull request #3782 from 9rnsr/fix_vgc

[trivial] Fix -vgc help text
Merge pull request #3776 from yebblies/issue12833

Issue 12833 - switch statement does not work properly when -inline used