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  1. JDK
  2. JDK-6989693

java/nio native compiler warnings

    Details

    • Type: Bug
    • Status: Closed
    • Priority: P3
    • Resolution: Duplicate
    • Affects Version/s: 7
    • Fix Version/s: 7
    • Component/s: core-libs
    • Labels:
    • Subcomponent:
    • CPU:
      generic
    • OS:
      generic

      Description

      Compiler warnings in java/nio native code:

      Linux:

      /usr/bin/gcc -g -O2 -fno-strict-aliasing -fPIC -W -Wall -Wno-unused -Wno-parentheses -fno-omit-frame-pointer -D_LITTLE_ENDIAN -DDEBUG -DARCH='"i586"' -Di586 -DLINUX -DRELEASE='"1.7.0-ea-fastdebug"' -D_LARGEFILE64_SOURCE -D_GNU_SOURCE -D_REENTRANT -I. -I/BUILD_AREA/jdk7/build/linux-i586/../linux-i586-fastdebug/tmp/java/java.nio/nio/CClassHeaders -I../../../src/solaris/javavm/export -I../../../src/share/javavm/export -I../../../src/share/native/sun/nio/ch -I../../../src/share/native/java/io -I../../../src/share/native/java/net -I../../../src/solaris/native/java/net -I/BUILD_AREA/jdk7/build/linux-i586/../linux-i586-fastdebug/tmp/java/java.nio/nio/CClassHeaders/../../../java.lang/java/CClassHeaders -I../../../src/share/native/common -I../../../src/solaris/native/common -I../../../src/share/native/java/nio -I../../../src/solaris/native/java/nio -c -o /BUILD_AREA/jdk7/build/linux-i586/../linux-i586-fastdebug/tmp/java/java.nio/nio/obj_gO/ServerSocketChannelImpl.o ../../../src/solaris/native/sun/nio/ch/ServerSocketChannelImpl.c
      ../../../src/solaris/native/sun/nio/ch/Net.c: In function 'Java_sun_nio_ch_Net_getIntOption0':
      ../../../src/solaris/native/sun/nio/ch/Net.c:322: warning: pointer targets in passing argument 5 of 'getsockopt' differ in signedness
      ../../../src/solaris/native/sun/nio/ch/Net.c: In function 'Java_sun_nio_ch_Net_getInterface4':
      ../../../src/solaris/native/sun/nio/ch/Net.c:533: warning: pointer targets in passing argument 5 of 'getsockopt' differ in signedness
      ../../../src/solaris/native/sun/nio/ch/Net.c: In function 'Java_sun_nio_ch_Net_getInterface6':
      ../../../src/solaris/native/sun/nio/ch/Net.c:562: warning: pointer targets in passing argument 5 of 'getsockopt' differ in signedness


      /usr/bin/gcc -g -O2 -fno-strict-aliasing -fPIC -W -Wall -Wno-unused -Wno-parentheses -fno-omit-frame-pointer -D_LITTLE_ENDIAN -DDEBUG -DARCH='"i586"' -Di586 -DLINUX -DRELEASE='"1.7.0-ea-fastdebug"' -D_LARGEFILE64_SOURCE -D_GNU_SOURCE -D_REENTRANT -I. -I/BUILD_AREA/jdk7/build/linux-i586/../linux-i586-fastdebug/tmp/java/java.nio/nio/CClassHeaders -I../../../src/solaris/javavm/export -I../../../src/share/javavm/export -I../../../src/share/native/sun/nio/ch -I../../../src/share/native/java/io -I../../../src/share/native/java/net -I../../../src/solaris/native/java/net -I/BUILD_AREA/jdk7/build/linux-i586/../linux-i586-fastdebug/tmp/java/java.nio/nio/CClassHeaders/../../../java.lang/java/CClassHeaders -I../../../src/share/native/common -I../../../src/solaris/native/common -I../../../src/share/native/java/nio -I../../../src/solaris/native/java/nio -c -o /BUILD_AREA/jdk7/build/linux-i586/../linux-i586-fastdebug/tmp/java/java.nio/nio/obj_gO/GnomeFileTypeDetector.o ../../../src/solaris/native/sun/nio/fs/GnomeFileTypeDetector.c
      ../../../src/solaris/native/sun/nio/ch/UnixAsynchronousSocketChannelImpl.c: In function 'Java_sun_nio_ch_UnixAsynchronousSocketChannelImpl_checkConnect':
      ../../../src/solaris/native/sun/nio/ch/UnixAsynchronousSocketChannelImpl.c:46: warning: pointer targets in passing argument 5 of 'getsockopt' differ in signedness

      Windows:

      C:/PROGRA~1/MICROS~2.0/Common7/Tools/../../Vc/Bin/cl -Od -Zi -nologo -MD /D _STATIC_CPPLIB -Zc:wchar_t- -FdC:/BUILD_~1/jdk7/build/windows-i586/../windows-i586-fastdebug/tmp/java/java.nio/nio/obj_gO/ServerSocketChannelImpl.pdb -FmC:/BUILD_~1/jdk7/build/windows-i586/../windows-i586-fastdebug/tmp/java/java.nio/nio/obj_gO/ServerSocketChannelImpl.map -wd4800 -W3 -D _CRT_SECURE_NO_DEPRECATE -DDEBUG -DLOGGING -DWIN32 -DIAL -D_LITTLE_ENDIAN -D_X86_ -Dx86 -DWIN32_LEAN_AND_MEAN -I. -IC:/BUILD_~1/jdk7/build/windows-i586/../windows-i586-fastdebug/tmp/java/java.nio/nio/CClassHeaders -I../../../src/windows/javavm/export -I../../../src/share/javavm/export -I../../../src/share/native/sun/nio/ch -I../../../src/share/native/java/io -I../../../src/share/native/java/net -I../../../src/windows/native/java/net -IC:/BUILD_~1/jdk7/build/windows-i586/../windows-i586-fastdebug/tmp/java/java.nio/nio/CClassHeaders/../../../java.lang/java/CClassHeaders -I../../../src/share/native/common -I../../../src/windows/native/common -I../../../src/share/native/java/nio -I../../../src/windows/native/java/nio -c -FoC:/BUILD_~1/jdk7/build/windows-i586/../windows-i586-fastdebug/tmp/java/java.nio/nio/obj_gO/ServerSocketChannelImpl.obj ../../../src/windows/native/sun/nio/ch/ServerSocketChannelImpl.c
      ServerSocketChannelImpl.c
      ../../../src/windows/native/sun/nio/ch/ServerSocketChannelImpl.c(87) : warning C4101: 'ia' : unreferenced local variable

      C:/PROGRA~1/MICROS~2.0/Common7/Tools/../../Vc/Bin/cl -Od -Zi -nologo -MD /D _STATIC_CPPLIB -Zc:wchar_t- -FdC:/BUILD_~1/jdk7/build/windows-i586/../windows-i586-fastdebug/tmp/java/java.nio/nio/obj_gO/WindowsSelectorImpl.pdb -FmC:/BUILD_~1/jdk7/build/windows-i586/../windows-i586-fastdebug/tmp/java/java.nio/nio/obj_gO/WindowsSelectorImpl.map -wd4800 -W3 -D _CRT_SECURE_NO_DEPRECATE -DDEBUG -DLOGGING -DWIN32 -DIAL -D_LITTLE_ENDIAN -D_X86_ -Dx86 -DWIN32_LEAN_AND_MEAN -I. -IC:/BUILD_~1/jdk7/build/windows-i586/../windows-i586-fastdebug/tmp/java/java.nio/nio/CClassHeaders -I../../../src/windows/javavm/export -I../../../src/share/javavm/export -I../../../src/share/native/sun/nio/ch -I../../../src/share/native/java/io -I../../../src/share/native/java/net -I../../../src/windows/native/java/net -IC:/BUILD_~1/jdk7/build/windows-i586/../windows-i586-fastdebug/tmp/java/java.nio/nio/CClassHeaders/../../../java.lang/java/CClassHeaders -I../../../src/share/native/common -I../../../src/windows/native/common -I../../../src/share/native/java/nio -I../../../src/windows/native/java/nio -c -FoC:/BUILD_~1/jdk7/build/windows-i586/../windows-i586-fastdebug/tmp/java/java.nio/nio/obj_gO/WindowsSelectorImpl.obj ../../../src/windows/native/sun/nio/ch/WindowsSelectorImpl.c
      WindowsSelectorImpl.c
      ../../../src/windows/native/sun/nio/ch/WindowsSelectorImpl.c(226) : warning C4047: 'function' : 'char *' differs in levels of indirection from 'char (*)[8]'
      ../../../src/windows/native/sun/nio/ch/WindowsSelectorImpl.c(226) : warning C4024: 'recv' : different types for formal and actual parameter 2
      Also:

      /localtools/i586/SUNWspro/SS12u1/bin/cc -g -xO2 -L/BUILD_AREA/jdk7/build/solaris-i586/../solaris-i586-fastdebug/tmp/sun/com.sun.nio.sctp/sctp/obj_gO -xc99=%none -xCC -errshort=tags -Xa -v -mt -xstrconst -W0,-noglobal -m32 -erroff=E_BAD_PRAGMA_PACK_VALUE -KPIC -DDEBUG -DLOGGING -DDBINFO -D__solaris__ -Di586 -DcpuIntel -D_LITTLE_ENDIAN= -Di386 -DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS -I. -I/BUILD_AREA/jdk7/build/solaris-i586/../solaris-i586-fastdebug/tmp/sun/com.sun.nio.sctp/sctp/CClassHeaders -I../../../../../src/solaris/javavm/export -I../../../../../src/share/javavm/export -I../../../../../src/share/native/common -I../../../../../src/solaris/native/common -I../../../../../src/share/native/com/sun/nio/sctp -I../../../../../src/solaris/native/com/sun/nio/sctp -I../../../../../src/share/native/sun/nio/ch -I../../../../../src/share/native/java/net -I../../../../../src/solaris/native/java/net -I/BUILD_AREA/jdk7/build/solaris-i586/../solaris-i586-fastdebug/tmp/sun/com.sun.nio.sctp/sctp/CClassHeaders/../../../../java/java.nio/nio/CClassHeaders -c -o /BUILD_AREA/jdk7/build/solaris-i586/../solaris-i586-fastdebug/tmp/sun/com.sun.nio.sctp/sctp/obj_gO/SctpChannelImpl.o ../../../../../src/solaris/native/sun/nio/ch/SctpChannelImpl.c
      "../../../../../src/solaris/native/sun/nio/ch/SctpNet.c", line 556: warning: argument #5 is incompatible with prototype:
      prototype: pointer to int : "../../../../../src/share/native/java/net/net_util.h", line 149
      argument : pointer to unsigned int

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              • Assignee:
                Unassigned
                Reporter:
                ohair Kelly Ohair (Inactive)
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