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8019835: Strings interned in different threads equal but does not ==

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Add -XX:+VerifyStringTableAtExit option and code to verify StringTable invariants.

Reviewed-by: rdurbin, sspitsyn, coleenp
This commit is contained in:
Daniel D. Daugherty 2013-09-18 07:02:10 -07:00
parent 876967ae1f
commit 41bce440a4
6 changed files with 218 additions and 0 deletions
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3
hotspot/src/share/vm/runtime/globals.hpp
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@ -2525,6 +2525,9 @@ class CommandLineFlags {
product(bool, PrintStringTableStatistics, false, \
"print statistics about the StringTable and SymbolTable") \
\
diagnostic(bool, VerifyStringTableAtExit, false, \
"verify StringTable contents at exit") \
\
notproduct(bool, PrintSymbolTableSizeHistogram, false, \
"print histogram of the symbol table") \
\