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6973308: Missing zero length check before repne scas in check_klass_subtype_slow_path()

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Set Z = 0 (not equal) before repne_scan() to indicate that class was not found when RCX == 0.

Reviewed-by: never, phh
This commit is contained in:
Vladimir Kozlov 2010-07-30 10:21:15 -07:00
parent b071e2accc
commit f0b6dc4e4f
6 changed files with 68 additions and 60 deletions
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4
hotspot/src/share/vm/runtime/globals.hpp
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@ -2442,6 +2442,10 @@ class CommandLineFlags {
"Call fatal if this exception is thrown. Example: " \
"java -XX:AbortVMOnException=java.lang.NullPointerException Foo") \
\
notproduct(ccstr, AbortVMOnExceptionMessage, NULL, \
"Call fatal if the exception pointed by AbortVMOnException " \
"has this message.") \
\
develop(bool, DebugVtables, false, \
"add debugging code to vtable dispatch") \
\