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  1. JDK
  2. JDK-8276563

Undefined Behaviour in class Assembler

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    • b06
    • generic
    • generic

    Description

      All instances of type Register exhibit UB in the form of wild pointer (including null pointer) dereferences. This isn't very hard to fix: we should make Registers pointers to something rather than aliases of small integers.

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. JDK-8280497 riscv: Undefined Behaviour in class Assembler

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8276453 Undefined behavior in C1 LIR_OprDesc causes SEGV in fastdebug build

          • P2 - Crashes, loss of data, severe memory leak.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8255840 AArch64: undefined behaviour in HotSpot cpu-specific code

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8289046 Undefined Behaviour in x86 class Assembler

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Enhancement - null JDK-8292153 x86: Represent Registers as values

          • P3 - Major loss of function.
          • Resolved

          Enhancement - null JDK-8291895 Remove PRAGMA_NONNULL_IGNORED from x86 and AArch64

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved
          links to

          Review Review openjdk/jdk/6280

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              aph Andrew Haley
              aph Andrew Haley
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                Updated:
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