http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52587
Bug #: 52587 Summary: ICE: in emit_move_insn, at expr.c:3355: array with one element Classification: Unclassified Product: gcc Version: 4.6.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassig...@gcc.gnu.org ReportedBy: dmagagn...@yahoo.com Created attachment 26891 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26891 Preprocessed source file Using built-in specs. COLLECT_GCC=gcc-4.6 COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/4.6.1/lto-wrapper Target: x86_64-linux-gnu Configured with: ../src/configure -v --with-pkgversion='Ubuntu/Linaro 4.6.1-9ubuntu3' --with-bugurl=file:///usr/share/doc/gcc-4.6/README.Bugs --enable-languages=c,c++,fortran,objc,obj-c++,go --prefix=/usr --program-suffix=-4.6 --enable-shared --enable-linker-build-id --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.6 --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-plugin --enable-objc-gc --disable-werror --with-arch-32=i686 --with-tune=generic --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu Thread model: posix gcc version 4.6.1 (Ubuntu/Linaro 4.6.1-9ubuntu3) COLLECT_GCC_OPTIONS='-v' '-save-temps' '-c' '-g3' '-O3' '-fno-strict-aliasing' '-o' 'ICE.o' '-mtune=generic' '-march=x86-64' /usr/lib/gcc/x86_64-linux-gnu/4.6.1/cc1 -E -quiet -v -imultilib . -imultiarch x86_64-linux-gnu -dD ICE.c -mtune=generic -march=x86-64 -fno-strict-aliasing -g3 -fworking-directory -O3 -fpch-preprocess -fstack-protector -o ICE.i ignoring nonexistent directory "/usr/local/include/x86_64-linux-gnu" ignoring nonexistent directory "/usr/lib/gcc/x86_64-linux-gnu/4.6.1/../../../../x86_64-linux-gnu/include" #include "..." search starts here: #include <...> search starts here: /usr/lib/gcc/x86_64-linux-gnu/4.6.1/include /usr/local/include /usr/lib/gcc/x86_64-linux-gnu/4.6.1/include-fixed /usr/include/x86_64-linux-gnu /usr/include End of search list. COLLECT_GCC_OPTIONS='-v' '-save-temps' '-c' '-g3' '-O3' '-fno-strict-aliasing' '-o' 'ICE.o' '-mtune=generic' '-march=x86-64' /usr/lib/gcc/x86_64-linux-gnu/4.6.1/cc1 -fpreprocessed ICE.i -quiet -dumpbase ICE.c -mtune=generic -march=x86-64 -auxbase-strip ICE.o -g3 -O3 -version -fno-strict-aliasing -fstack-protector -o ICE.s GNU C (Ubuntu/Linaro 4.6.1-9ubuntu3) version 4.6.1 (x86_64-linux-gnu) compiled by GNU C version 4.6.1, GMP version 5.0.1, MPFR version 3.0.1-p3, MPC version 0.9 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 GNU C (Ubuntu/Linaro 4.6.1-9ubuntu3) version 4.6.1 (x86_64-linux-gnu) compiled by GNU C version 4.6.1, GMP version 5.0.1, MPFR version 3.0.1-p3, MPC version 0.9 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 Compiler executable checksum: 5dede901e38d49932d3155c3e888bca1 ICE.c: In function ‘func3’: ICE.c:36:19: internal compiler error: in emit_move_insn, at expr.c:3355 Please submit a full bug report, with preprocessed source if appropriate. See <file:///usr/share/doc/gcc-4.6/README.Bugs> for instructions. Preprocessed source stored into /tmp/ccbwMOGo.out file, please attach this to your bugreport. Notes: 1) No ICE with -O1. 2) Changing n_elts to 2 avoids the ICE. 3) Compiles correctly with GCC 4.4.6.