[Bug libgcj/50895] New: Build failure in jni.cc

["vanboxem.ruben at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50895

             Bug #: 50895
           Summary: Build failure in jni.cc
    Classification: Unclassified
           Product: gcc
           Version: 4.6.3
            Status: UNCONFIRMED
          Severity: major
          Priority: P3
         Component: libgcj
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: vanboxem.ruben@gmail.com


Building a x86_64-linux-gnu to i686-w64-mingw32 cross-compiler with
--enable-libgcj, I get this build error:

/bin/sh ./libtool --tag=CXX   --mode=compile
/home/ruben/mingw-w64/toolchain/linux64mingw32/gcc/./gcc/xgcc -shared-libgcc
-B/home/ruben/mingw-w64/toolchain/linux64mingw32/gcc/./gcc -nostdinc++
-L/home/ruben/mingw-w64/toolchain/linux64mingw32/gcc/i686-w64-mingw32/libstdc++-v3/src
-L/home/ruben/mingw-w64/toolchain/linux64mingw32/gcc/i686-w64-mingw32/libstdc++-v3/src/.libs
-L/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/lib
-L/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/mingw/lib -isystem
/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/include
-isystem /home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/mingw/include
-B/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/bin/
-B/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/lib/
-isystem
/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/include
-isystem
/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/sys-include
   -DHAVE_CONFIG_H -I. -I/home/ruben/mingw-w64/toolchain/src/gcc/libjava
-I./include -I./gcj  -I/home/ruben/mingw-w64/toolchain/src/gcc/libjava
-Iinclude -I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/include
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/classpath/include
-Iclasspath/include
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/classpath/native/fdlibm
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/../boehm-gc/include
-I../boehm-gc/include 
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/libltdl
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/libltdl
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/.././libjava/../gcc
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/../zlib
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/../libffi/include
-I../libffi/include  -fno-rtti -fnon-call-exceptions  -fdollars-in-identifiers
-Wswitch-enum -D_FILE_OFFSET_BITS=64 -ffloat-store -fomit-frame-pointer -Usun
-fno-omit-frame-pointer -Wextra -Wall -D_GNU_SOURCE
-DPREFIX="\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32\""
-DTOOLEXECLIBDIR="\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/lib/../lib\""
-DJAVA_HOME="\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32\""
-DBOOT_CLASS_PATH="\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/share/java/libgcj-4.6.3.jar\""
-DJAVA_EXT_DIRS="\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/share/java/ext\""
-DGCJ_ENDORSED_DIRS="\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/share/java/gcj-endorsed\""
-DGCJ_VERSIONED_LIBDIR="\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/lib/../lib/gcj-4.6.3-12\""
-DPATH_SEPARATOR="\":\"" -DECJ_JAR_FILE="\"\""
-DLIBGCJ_DEFAULT_DATABASE="\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/lib/../lib/gcj-4.6.3-12/classmap.db\""
-DLIBGCJ_DEFAULT_DATABASE_PATH_TAIL="\"gcj-4.6.3-12/classmap.db\"" -g -O2 -MT
jni.lo -MD -MP -MF $depbase.Tpo -c -o jni.lo
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc &&\
mv -f $depbase.Tpo $depbase.Plo
libtool: compile: 
/home/ruben/mingw-w64/toolchain/linux64mingw32/gcc/./gcc/xgcc -shared-libgcc
-B/home/ruben/mingw-w64/toolchain/linux64mingw32/gcc/./gcc -nostdinc++
-L/home/ruben/mingw-w64/toolchain/linux64mingw32/gcc/i686-w64-mingw32/libstdc++-v3/src
-L/home/ruben/mingw-w64/toolchain/linux64mingw32/gcc/i686-w64-mingw32/libstdc++-v3/src/.libs
-L/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/lib
-L/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/mingw/lib -isystem
/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/include
-isystem /home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/mingw/include
-B/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/bin/
-B/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/lib/
-isystem
/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/include
-isystem
/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/sys-include
-DHAVE_CONFIG_H -I. -I/home/ruben/mingw-w64/toolchain/src/gcc/libjava
-I./include -I./gcj -I/home/ruben/mingw-w64/toolchain/src/gcc/libjava -Iinclude
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/include
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/classpath/include
-Iclasspath/include
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/classpath/native/fdlibm
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/../boehm-gc/include
-I../boehm-gc/include -I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/libltdl
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/libltdl
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/.././libjava/../gcc
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/../zlib
-I/home/ruben/mingw-w64/toolchain/src/gcc/libjava/../libffi/include
-I../libffi/include -fno-rtti -fnon-call-exceptions -fdollars-in-identifiers
-Wswitch-enum -D_FILE_OFFSET_BITS=64 -ffloat-store -fomit-frame-pointer -Usun
-fno-omit-frame-pointer -Wextra -Wall -D_GNU_SOURCE
-DPREFIX=\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32\"
-DTOOLEXECLIBDIR=\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/i686-w64-mingw32/lib/../lib\"
-DJAVA_HOME=\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32\"
-DBOOT_CLASS_PATH=\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/share/java/libgcj-4.6.3.jar\"
-DJAVA_EXT_DIRS=\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/share/java/ext\"
-DGCJ_ENDORSED_DIRS=\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/share/java/gcj-endorsed\"
-DGCJ_VERSIONED_LIBDIR=\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/lib/../lib/gcj-4.6.3-12\"
-DPATH_SEPARATOR=\":\" -DECJ_JAR_FILE=\"\"
-DLIBGCJ_DEFAULT_DATABASE=\"/home/ruben/mingw-w64/toolchain/linux64mingw32/mingw32/lib/../lib/gcj-4.6.3-12/classmap.db\"
-DLIBGCJ_DEFAULT_DATABASE_PATH_TAIL=\"gcj-4.6.3-12/classmap.db\" -g -O2 -MT
jni.lo -MD -MP -MF .deps/jni.Tpo -c
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc  -DDLL_EXPORT -DPIC -o
.libs/jni.o
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc: In function
'java::lang::Object* _Jv_JNI_ToReflectedField(JNIEnv*, jclass, jfieldID,
jboolean)':
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1663:14: error: new
declaration 'java::lang::Object* _Jv_JNI_ToReflectedField(JNIEnv*, jclass,
jfieldID, jboolean)'
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Field.h:93:19:
error: ambiguates old declaration 'java::lang::Object*
_Jv_JNI_ToReflectedField(_Jv_JNIEnv*, jclass, jfieldID, jboolean)'
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Field.h:83:105:
error: 'java::lang::Class* java::lang::reflect::Field::declaringClass' is
private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1669:14: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Field.h:85:8:
error: 'jint java::lang::reflect::Field::offset' is private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1670:14: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/Class.h:675:14:
error: '_Jv_Field* java::lang::Class::fields' is private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1670:55: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Field.h:84:26:
error: 'java::lang::String* java::lang::reflect::Field::name' is private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1671:14: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc: In function
'java::lang::Object* _Jv_JNI_ToReflectedMethod(JNIEnv*, jclass, jmethodID,
jboolean)':
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1694:15: error: new
declaration 'java::lang::Object* _Jv_JNI_ToReflectedMethod(JNIEnv*, jclass,
jmethodID, jboolean)'
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Method.h:78:19:
error: ambiguates old declaration 'java::lang::Object*
_Jv_JNI_ToReflectedMethod(_Jv_JNIEnv*, jclass, jmethodID, jboolean)'
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Constructor.h:19:3:
error: 'java::lang::reflect::Constructor::Constructor()' is private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1706:41: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Constructor.h:56:8:
error: 'jint java::lang::reflect::Constructor::offset' is private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1707:10: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/Class.h:666:17:
error: '_Jv_Method* java::lang::Class::<anonymous union>::methods' is private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1707:50: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Constructor.h:53:105:
error: 'java::lang::Class* java::lang::reflect::Constructor::declaringClass' is
private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1708:10: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Method.h:20:3:
error: 'java::lang::reflect::Method::Method()' is private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1713:31: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Method.h:73:8:
error: 'jint java::lang::reflect::Method::offset' is private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1714:10: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/Class.h:666:17:
error: '_Jv_Method* java::lang::Class::<anonymous union>::methods' is private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1714:50: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/java/lang/reflect/Method.h:64:105:
error: 'java::lang::Class* java::lang::reflect::Method::declaringClass' is
private
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:1715:10: error: within
this context
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc: At global scope:
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:2891:1: error: invalid
conversion from 'java::lang::Object* (*)(_Jv_JNIEnv*, jclass, jmethodID,
jboolean) {aka java::lang::Object* (*)(_Jv_JNIEnv*, java::lang::Class*,
_Jv_Method*, __java_boolean)}' to 'java::lang::Object* (*)(JNIEnv*, jclass,
jmethodID, jboolean) {aka java::lang::Object* (*)(_Jv_JNIEnv*,
java::lang::Class*, _Jv_Method*, __java_boolean)}' [-fpermissive]
/home/ruben/mingw-w64/toolchain/src/gcc/libjava/jni.cc:2891:1: error: invalid
conversion from 'java::lang::Object* (*)(_Jv_JNIEnv*, jclass, jfieldID,
jboolean) {aka java::lang::Object* (*)(_Jv_JNIEnv*, java::lang::Class*,
_Jv_Field*, __java_boolean)}' to 'java::lang::Object* (*)(JNIEnv*, jclass,
jfieldID, jboolean) {aka java::lang::Object* (*)(_Jv_JNIEnv*,
java::lang::Class*, _Jv_Field*, __java_boolean)}' [-fpermissive]


java/lang/lang/reflect/Field.h is a machine-generated file, which is
conflicting with a non-machine generated file.