JDK-8239335 : C2: assert((Value(phase) == t) || (t != TypeInt::CC_GT && t != TypeInt::CC_EQ)) failed: missing Value() optimization
- Type: Bug
- Component: hotspot
- Sub-Component: compiler
- Affected Version: 15
- Priority: P2
- Status: Closed
- Resolution: Fixed
- Submitted: 2020-02-18
- Updated: 2020-08-05
- Resolved: 2020-07-15
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Resolved: Release in which this issue/RFE has been resolved.
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Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
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| JDK 15 |
|---|
15 b14Fixed  |
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Description
The assertion was observed when running the JCK test api/java_lang/Class/Reflect.html with -Xcomp -XX:-TieredCompilation. Stack: [0x00007ff520535000,0x00007ff520636000], sp=0x00007ff520632300, free space=1012k Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code) V [libjvm.so+0x15db3da] SubTypeCheckNode::Ideal(PhaseGVN*, bool)+0x11fa V [libjvm.so+0x1313d2c] PhaseGVN::transform_no_reclaim(Node*)+0x7c V [libjvm.so+0xb57d53] GraphKit::gen_subtype_check(Node*, Node*)+0x123 V [libjvm.so+0xfd44e8] LibraryCallKit::inline_native_subtype_check()+0x628 V [libjvm.so+0xfe847f] LibraryIntrinsic::generate(JVMState*)+0xbf V [libjvm.so+0x9835d5] Parse::do_call()+0x4f5 ��� Reproduction: jdk/bin/java -XX:+ReplayCompiles -XX:ReplayDataFile=replay_pid8846.log -XX:+ReplayIgnoreInitErrors -Xcomp -XX:-TieredCompilation --enable-preview -classpath JCK-runtime-15/lib/javatest.jar:JCK-runtime-15/classes:JCK-runtime-15/lib/jtjck.jar:JCK-runtime-15/lib/extensions/JCK-extensions.jar -Djava.security.policy=JCK-runtime-15/lib/jck.policy com.sun.jck.lib.ExecJCKTestSameJVMCmd -loadDir JCK-runtime-15/classes: javasoft.sqe.tests.api.java.lang.Class.ReflectTests -TestURL file:JCK-runtime-15/tests/api/java_lang/Class/Reflect.html
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