[Bug c++/45799] New: ICE + segfault when compiling Qt's WebKit JavaScriptCore

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

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45799

           Summary: ICE + segfault when compiling Qt's WebKit
                    JavaScriptCore
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: vanboxem.ruben@gmail.com
              Host: x86_64-w64-mingw32
            Target: x86_64-w64-mingw32
             Build: x86_64-w64-mingw32


Output from "gcc -v":
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=m:/development/mingw64/bin/../libexec/gcc/x86_64-w64-mingw32/4.6.0/lto-wrapper.exe
Target: x86_64-w64-mingw32
Configured with: ../../src/gcc/configure --host=x86_64-w64-mingw32
--build=x86_64-w64-mingw32 --target=x86_64-w64-mingw32 --prefix=/mingw64
--with-sysroot=/mingw64 --enable-lto --disable-multilib --enable-shared
--enable-stage1-languages=c,lto --enable-languages=c,c++,lto
--with-libiconv-prefix=/home/Ruben/mingw64/build64/gcc-libs
--with-libexpat-prefix=/home/Ruben/mingw64/build64/gcc-libs
--with-gmp=/home/Ruben/mingw64/build64/gcc-libs
--with-mpfr=/home/Ruben/mingw64/build64/gcc-libs
--with-mpc=/home/Ruben/mingw64/build64/gcc-libs
--with-ppl=/home/Ruben/mingw64/build64/gcc-libs
--with-cloog-ppl=/home/Ruben/mingw64/build64/gcc-libs --disable-win32-registry
--enable-fully-dynamic-string --enable-checking=release --disable-werror
--disable-nls CFLAGS='-mtune=core2 -fomit-frame-pointer
-momit-leaf-frame-pointer' LFLAGS=
Thread model: win32
gcc version 4.6.0 20100918 (experimental) (GCC)

Command used to compile the source file:
g++ -c -Wall -Wreturn-type -fno-strict-aliasing -Wcast-align -Wchar-subscripts
-Wformat-security -Wreturn-type -Wno-unused-parameter -Wno-sign-compare
-Wno-switch -Wno-switch-enum -Wundef -Wmissing-noreturn -Winit-self -O2 -frtti
-fexceptions -mthreads -DQT_SHARED -DQT_THREAD_SUPPORT -DUNICODE
-DQT_LARGEFILE_SUPPORT -DJSC=QTJSC -Djscyyparse=qtjscyyparse
-Djscyylex=qtjscyylex -Djscyyerror=qtjscyyerror -DWTF=QTWTF
-DQT_BUILD_SCRIPT_LIB -DQT_NO_USING_NAMESPACE
-DQLALR_NO_QSCRIPTGRAMMAR_DEBUG_INFO -DQT_MAKEDLL -DQT_NO_CAST_TO_ASCII
-DQT_ASCII_CAST_WARNINGS -DQT3_SUPPORT -DQT_MOC_COMPAT
-DQT_USE_FAST_OPERATOR_PLUS -DQT_USE_FAST_CONCATENATION -D_USE_MATH_DEFINES
-DBUILDING_QT__=1 -DWTF_USE_ACCELERATED_COMPOSITING -DUSE_SYSTEM_MALLOC
-DNDEBUG -DBUILDING_QT__ -DBUILDING_JavaScriptCore -DBUILDING_WTF
-DWTF_USE_JAVASCRIPTCORE_BINDINGS=1 -DWTF_CHANGES=1 -DNDEBUG -DJS_NO_EXPORT
-DQT_DLL -DQT_NO_DEBUG -DQT_CORE_LIB -DQT_HAVE_MMX -DQT_HAVE_3DNOW
-DQT_HAVE_SSE -DQT_HAVE_MMXEXT -DQT_HAVE_SSE2 -I"..\..\include\QtCore"
-I"..\..\include"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\assembler"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\bytecode"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\bytecompiler"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\debugger"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\interpreter"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\jit"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\parser"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\pcre"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\profiler"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\runtime"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\wrec"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\wtf"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\wtf\unicode"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\yarr"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\API"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\ForwardingHeaders"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\generated"
-I"..\..\include\QtScript" -I"tmp\rcc\release_shared" -I"tmp"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\WebKit\qt\Api"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\pcre"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\tmp"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\parser"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\bytecompiler"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\debugger"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\runtime"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\wtf"
-I"m:\Development\Source\Qt\src\script\..\3rdparty\javascriptcore\JavaScriptCore\unicode"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\interpreter"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\jit"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\profiler"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\wrec"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\API"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\bytecode"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\assembler"
-I"m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\generated"
-I"m:\Development\Source\Qt\src\script"
-I"m:\Development\Source\Qt\src\script\parser" -I"..\..\include\ActiveQt"
-I"tmp\moc\release_shared" -I"m:\Development\Source\Qt\src\script" -I"."
-I"m:\Development\Source\Qt\mkspecs\win32-g++" -o obj\release\JSGlobalData.o
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\runtime\JSGlobalData.cpp

The complete output from this command:

In file included from
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\assembler/MacroAssembler.h:46:0,
                 from
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\bytecode/Instruction.h:32,
                 from
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\bytecode/CodeBlock.h:34,
                 from
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\runtime\/JSActivation.h:32,
                 from
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\runtime\JSGlobalData.cpp:38:
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\assembler/MacroAssemblerX86_64.h:
In member function 'QTJSC::AbstractMacroAssembler<QTJSC::X86Assembler>::Call
QTJSC::MacroAssemblerX86_64::call()':
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\assembler/MacroAssemblerX86_64.h:113:22:
warning: variable 'label' set but not used [-Wunused-but-set-variable]
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\assembler/MacroAssemblerX86_64.h:
In member function 'QTJSC::AbstractMacroAssembler<QTJSC::X86Assembler>::Call
QTJSC::MacroAssemblerX86_64::tailRecursiveCall()':
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\assembler/MacroAssemblerX86_64.h:121:22:
warning: variable 'label' set but not used [-Wunused-but-set-variable]
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\assembler/MacroAssemblerX86_64.h:
In member function 'QTJSC::AbstractMacroAssembler<QTJSC::X86Assembler>::Call
QTJSC::MacroAssemblerX86_64::makeTailRecursiveCall(QTJSC::AbstractMacroAssembler<QTJSC::X86Assembler>::Jump)':
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\assembler/MacroAssemblerX86_64.h:130:22:
warning: variable 'label' set but not used [-Wunused-but-set-variable]
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\runtime\JSGlobalData.cpp:
In static member function 'static void QTJSC::JSGlobalData::storeVPtrs()':
m:\Development\Source\Qt\src\3rdparty\javascriptcore\JavaScriptCore\runtime\JSGlobalData.cpp:79:6:
internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

The preprocessed source is attached.

This is my first bug report to GCC, I hope it's OK.