On Fri, 2010-07-16 at 02:06 +0200, Angelo Graziosi wrote: > Testing the mingw64-i686* packages found at > ftp://ftp.cygwinports.org/pub/cygwinports/temp/MinGW (Cygwin cross > compiler, see[*]), I have obtained an ICE: > > $ cat ICE_test.cpp > void foo(char const* upattern, int color) > { > static short bitmap_data[8]; > for (int i = 0; i < 8; i++) > { > bitmap_data[i] = (unsigned char)~upattern[i]; > > } > } > > $ mingw32-g++ -O3 -c ICE_test.cpp > ICE_test.cpp: In function ‘void foo(const char*, int)’: > ICE_test.cpp:1:6: internal compiler error: in vectorizable_store, at > tree-vect-stmts.c:3157 > Please submit a full bug report, > with preprocessed source if appropriate. > See <http://gcc.gnu.org/bugs.html> for instructions. > > > Using '-O0/-O1/-O2' in place of '-O3' option, works just fine!
Confirmed. Note that this does not occur with the other cross-targets compiled from the same snapshot (i686-pc-mingw32, x86_64-w64-mingw32, i686-pc-linux-gnu), even with -O3. Yaakov Cygwin Ports
