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  1. JDK
  2. JDK-8232084

HotSpot build failed with GCC 9.2.1

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    • Resolved In Build:
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        I tried to build OpenJDK on Fedora 30 x64 with GCC 9.2.1, but it was failed as below:


        macroAssembler_x86.hpp

        ```
        In file included from /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/utilities/globalDefinitions.hpp:29,
                         from /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/memory/allocation.hpp:28,
                         from /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/classfile/classLoaderData.hpp:28,
                         from /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/precompiled/precompiled.hpp:34:
        In member function 'void MacroAssembler::pd_patch_instruction(address, address, const char*, int)',
            inlined from 'void MacroAssembler::pd_patch_instruction(address, address, const char*, int)' at /home/ysuenaga/OpenJDK/jdk/src/hotspot/cpu/x86/macroAssembler_x86.hpp:103:8,
            inlined from 'void Label::patch_instructions(MacroAssembler*)' at /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/asm/assembler.cpp:217:31:
        /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/utilities/debug.hpp:101:20: warning: '%s' directive argument is null [-Wformat-overflow=]
          101 | report_vm_error(__FILE__, __LINE__, "guarantee(" #p ") failed", __VA_ARGS__); \
              | ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
        /home/ysuenaga/OpenJDK/jdk/src/hotspot/cpu/x86/macroAssembler_x86.hpp:117:7: note: in expansion of macro 'guarantee'
          117 | guarantee(this->is8bit(imm8), "Short forward jump exceeds 8-bit offset at %s:%d", file, line);
              | ^~~~~~~~~
        In file included from /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/asm/macroAssembler.hpp:31,
                         from /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/asm/assembler.cpp:27:
        /home/ysuenaga/OpenJDK/jdk/src/hotspot/cpu/x86/macroAssembler_x86.hpp: In member function 'void Label::patch_instructions(MacroAssembler*)':
        /home/ysuenaga/OpenJDK/jdk/src/hotspot/cpu/x86/macroAssembler_x86.hpp:117:81: note: format string is defined here
          117 | guarantee(this->is8bit(imm8), "Short forward jump exceeds 8-bit offset at %s:%d", file, line);
        ```


        diagnosticArgument.cpp:

        ```
        In member function 'void DCmdArgument<ArgType>::parse_value(const char*, size_t, Thread*) [with ArgType = bool]',
            inlined from 'void DCmdArgument<ArgType>::init_value(Thread*) [with ArgType = bool]' at /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/services/diagnosticArgument.cpp:164:22:
        /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/services/diagnosticArgument.cpp:154:14: warning: 'char* strncpy(char*, const char*, size_t)' output truncated before terminating nul copying as many bytes from a string as its length [-Wstringop-truncation]
          154 | strncpy(buf, str, len);
              | ~~~~~~~^~~~~~~~~~~~~~~
        /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/services/diagnosticArgument.cpp: In member function 'void DCmdArgument<ArgType>::init_value(Thread*) [with ArgType = bool]':
        /home/ysuenaga/OpenJDK/jdk/src/hotspot/share/services/diagnosticArgument.cpp:164:22: note: length computed here
          164 | this->parse_value(_default_string, strlen(_default_string), THREAD);
        ```

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                Assignee:
                ysuenaga Yasumasa Suenaga
                Reporter:
                ysuenaga Yasumasa Suenaga
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