JDK-8230669 : [s390] C1: assert(is_bound() || is_unused()) failed: Label was never bound to a location, but it was used as a jmp target
  • Type: Bug
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 11.0.3,14
  • Priority: P3
  • Status: Resolved
  • Resolution: Fixed
  • CPU: s390x
  • Submitted: 2019-09-05
  • Updated: 2019-11-21
  • Resolved: 2019-09-09
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JDK 11 JDK 14
11.0.6Fixed 14 b14Fixed
Related Reports
Relates :  
JDK-8206075 - On x86, assert on unbound assembler Labels used as branch targets
Description
The assertion in the Label destructor fires on s390:
assert(is_bound() || is_unused()) failed: Label was never bound to a location, but it was used as a jmp target

Stack:
Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
V  [libjvm.so+0x29d650]  Label::~Label()+0x38
V  [libjvm.so+0x4ade58]  LIR_Assembler::emit_opTypeCheck(LIR_OpTypeCheck*)+0x720
V  [libjvm.so+0x485d40]  LIR_OpTypeCheck::emit_code(LIR_Assembler*)+0x30
V  [libjvm.so+0x497b66]  LIR_Assembler::emit_lir_list(LIR_List*)+0xe6
V  [libjvm.so+0x498802]  LIR_Assembler::emit_code(BlockList*)+0x202

JCK-Tests:
api/java_util/StringJoiner
Comments
Fix Request jdk11u Assertion could fire in 11u, too. Fix is simple and applies cleanly.
20-11-2019
URL: https://hg.openjdk.java.net/jdk/jdk/rev/505e28fe1769 User: mdoerr Date: 2019-09-09 13:42:47 +0000
09-09-2019