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  1. JDK
  2. JDK-8331928

ubsan : function pointer type issues

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    • Icon: Bug Bug
    • Resolution: Unresolved
    • Icon: P4 P4
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    • 23
    • hotspot
    • x86
    • os_x

      When building with ubsan enabled on macOS x86_64, we run into some function pointer related issues like this one :

      /jdk/src/hotspot/share/classfile/classLoader.cpp:1352:32: runtime error: call to function JIMAGE_FindResource through pointer to incorrect function type 'long (*)(JImageFile *, const char *, const char *, const char *, long *)'
      jimage.cpp:114: note: JIMAGE_FindResource defined here
          #0 0x109ec0675 in lookup_vm_resource(JImageFile*, char const*, char const*) classLoader.cpp:1352
          #1 0x109ec04cd in ClassLoader::lookup_vm_options() classLoader.cpp:1380
          #2 0x109b983ed in Arguments::parse(JavaVMInitArgs const*) arguments.cpp:3474
          #3 0x10aec5726 in Threads::create_vm(JavaVMInitArgs*, bool*) threads.cpp:454
          #4 0x10a609799 in JNI_CreateJavaVM_inner(JavaVM_**, void**, void*) jni.cpp:3581
          #5 0x108b957e4 in JavaMain java.c:491
          #6 0x108b9c978 in ThreadJavaMain java_md_macosx.m:720
          #7 0x7fff204338fb in _pthread_start+0xdf (libsystem_pthread.dylib:x86_64+0x68fb)
          #8 0x7fff2042f442 in thread_start+0xe (libsystem_pthread.dylib:x86_64+0x2442)

            azafari Afshin Zafari
            mbaesken Matthias Baesken
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              Created:
              Updated: