[Bug rtl-optimization/47420] ICE: in calc_dfs_tree, at dominance.c:395 with c++ code

[silver24k at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47420

--- Comment #3 from Yu Simin <silver24k at gmail dot com> 2011-01-24 00:58:58 UTC ---
(In reply to comment #2)
> failed on both mingw32- and arm-none-eabi-,
> 
> Using built-in specs.
> COLLECT_GCC=gcc
> COLLECT_LTO_WRAPPER=c:/snowfishroot/mingw/bin/../libexec/gcc/mingw32/4.6.0/lto-wrapper.exe
> Target: mingw32
> Configured with: ../../../gcc_trunk/configure --build=x86_64-unknown-linux-gnu
> --host=mingw32 --target=mingw32 --prefix=/mingw --disable-win32-registry
> --enable-shared --enable-static --enable-libgomp
> --enable-version-specific-runtime-libs --with-gmp=/mingw --with-mpfr=/mingw
> --with-ppl=/mingw --with-cloog=/mingw --enable-libstdcxx-debug
> --with-build-time-tools=/platform/cross-on-linux/mingw --disable-nls
> --with-mpc=/mingw --enable-languages=c,c++ --enable-lto --disable-plugin
> --enable-checking=release --enable-sjlj-exceptions --enable-cloog-backend=isl
> --disable-cloog-version-check
> Thread model: win32
> gcc version 4.6.0 20110123 (experimental)
> COLLECT_GCC_OPTIONS='-c' '-O2' '-v' '-mtune=generic' '-march=pentiumpro'
>  c:/snowfishroot/mingw/bin/../libexec/gcc/mingw32/4.6.0/cc1plus.exe -quiet -v
> -iprefix c:\snowfishroot\mingw\bin\../lib/gcc/mingw32/4.6.0/ -D__MSVCRT_DLL__
> PR47420_ICE.cpp -quiet -dumpbase PR47420_ICE.cpp -mtune=generic
> -march=pentiumpro -auxbase PR47420_ICE -O2 -version -o D:\Temp\ccN8BzbK.s
> GNU C++ version 4.6.0 20110123 (experimental) (mingw32)
>     compiled by GNU C version 4.6.0 20110123 (experimental), GMP version 5.0.1,
> MPFR version 3.0.0-p3, MPC version 0.8.2
> GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
> ignoring nonexistent directory
> "c:\snowfishroot\mingw\bin\../lib/gcc/mingw32/4.6.0/../../../../mingw32/include"
> ignoring duplicate directory
> "c:/snowfishroot/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.0/include/c++"
> ignoring duplicate directory
> "c:/snowfishroot/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.0/include/c++/mingw32"
> ignoring duplicate directory
> "c:/snowfishroot/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.0/include/c++/backward"
> ignoring duplicate directory
> "c:/snowfishroot/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.0/include"
> ignoring nonexistent directory "/mingw/include"
> ignoring duplicate directory "c:/snowfishroot/mingw/lib/gcc/../../include"
> ignoring duplicate directory
> "c:/snowfishroot/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.0/include-fixed"
> ignoring nonexistent directory
> "c:/snowfishroot/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.0/../../../../mingw32/include"
> ignoring nonexistent directory "/mingw/include"
> #include "..." search starts here:
> #include <...> search starts here:
>  c:\snowfishroot\mingw\bin\../lib/gcc/mingw32/4.6.0/include/c++
>  c:\snowfishroot\mingw\bin\../lib/gcc/mingw32/4.6.0/include/c++/mingw32
>  c:\snowfishroot\mingw\bin\../lib/gcc/mingw32/4.6.0/include/c++/backward
>  c:\snowfishroot\mingw\bin\../lib/gcc/mingw32/4.6.0/include
>  c:\snowfishroot\mingw\bin\../lib/gcc/mingw32/4.6.0/../../../../include
>  c:\snowfishroot\mingw\bin\../lib/gcc/mingw32/4.6.0/include-fixed
> End of search list.
> GNU C++ version 4.6.0 20110123 (experimental) (mingw32)
>     compiled by GNU C version 4.6.0 20110123 (experimental), GMP version 5.0.1,
> MPFR version 3.0.0-p3, MPC version 0.8.2
> GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
> Compiler executable checksum: 950018fa43a5603ab5e33743958395b0
> PR47420_ICE.cpp: In function 'sfTextCtrl* CreateTextCtrl()':
> PR47420_ICE.cpp:66:13: internal compiler error: in calc_dfs_tree, at
> dominance.c:395
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <http://gcc.gnu.org/bugs.html> for instructions.
> 
> 
> 
> Using built-in specs.
> COLLECT_GCC=arm-gcc
> COLLECT_LTO_WRAPPER=c:/snowfishroot/share/sdk/crosssdk/bin/../libexec/gcc/arm/4.6.0/lto-wrapper.exe
> Target: arm
> Configured with: ../../../gcc_trunk/configure --host=mingw32
> --build=x86_64-unknown-linux-gnu --target=arm --prefix=/CROSSSDK
> --with-local-prefix=/CROSSSDK/vendor --enable-version-specific-runtime-libs
> --disable-threads --disable-tls --disable-nls --enable-multilib --with-newlib
> --with-headers=/home/starlight/src/gnu-toolchain/newlib/newlib/libc/include
> --with-pkgversion='General ARM GCC' --enable-languages=c,c++
> --enable-checking=release --with-gmp=/mingw --with-mpfr=/mingw
> --with-ppl=/mingw --with-cloog=/mingw
> --with-libelf=/platform/cross-on-linux/mingw/gcc_build_support_libelf
> --with-mpc=/mingw --disable-plugin --disable-libstdcxx-pch
> --enable-cloog-backend=isl --disable-cloog-version-check
> Thread model: single
> gcc version 4.6.0 20110123 (experimental) (General ARM GCC) 
> COLLECT_GCC_OPTIONS='-c' '-O2' '-v'
>  c:/snowfishroot/share/sdk/crosssdk/bin/../libexec/gcc/arm/4.6.0/cc1plus.exe
> -quiet -v -iprefix c:\snowfishroot\share\sdk\crosssdk\bin\../lib/gcc/arm/4.6.0/
> -D__USES_INITFINI__ PR47420_ICE.cpp -quiet -dumpbase PR47420_ICE.cpp -auxbase
> PR47420_ICE -O2 -version -o D:\Temp\cceBCwsw.s
> GNU C++ (General ARM GCC) version 4.6.0 20110123 (experimental) (arm)
>     compiled by GNU C version 4.6.0 20110123 (experimental), GMP version 5.0.1,
> MPFR version 3.0.0-p3, MPC version 0.8.2
> GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
> ignoring duplicate directory
> "c:/snowfishroot/share/sdk/crosssdk/lib/gcc/../../lib/gcc/arm/4.6.0/include/c++"
> ignoring duplicate directory
> "c:/snowfishroot/share/sdk/crosssdk/lib/gcc/../../lib/gcc/arm/4.6.0/include/c++/arm"
> ignoring duplicate directory
> "c:/snowfishroot/share/sdk/crosssdk/lib/gcc/../../lib/gcc/arm/4.6.0/include/c++/backward"
> ignoring duplicate directory
> "c:/snowfishroot/share/sdk/crosssdk/lib/gcc/../../lib/gcc/arm/4.6.0/include"
> ignoring duplicate directory
> "c:/snowfishroot/share/sdk/crosssdk/lib/gcc/../../lib/gcc/arm/4.6.0/include-fixed"
> ignoring duplicate directory
> "c:/snowfishroot/share/sdk/crosssdk/lib/gcc/../../lib/gcc/arm/4.6.0/../../../../arm/sys-include"
> ignoring duplicate directory
> "c:/snowfishroot/share/sdk/crosssdk/lib/gcc/../../lib/gcc/arm/4.6.0/../../../../arm/include"
> #include "..." search starts here:
> #include <...> search starts here:
>  c:\snowfishroot\share\sdk\crosssdk\bin\../lib/gcc/arm/4.6.0/include/c++
>  c:\snowfishroot\share\sdk\crosssdk\bin\../lib/gcc/arm/4.6.0/include/c++/arm
> 
> c:\snowfishroot\share\sdk\crosssdk\bin\../lib/gcc/arm/4.6.0/include/c++/backward
>  c:\snowfishroot\share\sdk\crosssdk\bin\../lib/gcc/arm/4.6.0/include
>  c:\snowfishroot\share\sdk\crosssdk\bin\../lib/gcc/arm/4.6.0/include-fixed
> 
> c:\snowfishroot\share\sdk\crosssdk\bin\../lib/gcc/arm/4.6.0/../../../../arm/sys-include
> 
> c:\snowfishroot\share\sdk\crosssdk\bin\../lib/gcc/arm/4.6.0/../../../../arm/include
> End of search list.
> GNU C++ (General ARM GCC) version 4.6.0 20110123 (experimental) (arm)
>     compiled by GNU C version 4.6.0 20110123 (experimental), GMP version 5.0.1,
> MPFR version 3.0.0-p3, MPC version 0.8.2
> GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
> Compiler executable checksum: 8b9abdbe184f3f4d3878d6710deacaeb
> COLLECT_GCC_OPTIONS='-c' '-O2' '-v'
> 
> c:/snowfishroot/share/sdk/crosssdk/bin/../lib/gcc/arm/4.6.0/../../../../arm/bin/as.exe
> -meabi=5 -o PR47420_ICE.o D:\Temp\cceBCwsw.s
> COMPILER_PATH=c:/snowfishroot/share/sdk/crosssdk/bin/../libexec/gcc/arm/4.6.0/;c:/snowfishroot/share/sdk/crosssdk/bin/../libexec/gcc/;c:/snowfishroot/share/sdk/crosssdk/bin/../lib/gcc/arm/4.6.0/../../../../arm/bin/
> LIBRARY_PATH=c:/snowfishroot/share/sdk/crosssdk/bin/../lib/gcc/arm/4.6.0/;c:/snowfishroot/share/sdk/crosssdk/bin/../lib/gcc/;c:/snowfishroot/share/sdk/crosssdk/bin/../lib/gcc/arm/4.6.0/../../../../arm/lib/
> COLLECT_GCC_OPTIONS='-c' '-O2' '-v'

I'm sorry. only failed on mingw32. arm-none-eabi- is OK