http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49652
Summary: SIGFPE in vector_alignment_reachable_p Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassig...@gcc.gnu.org ReportedBy: dcb...@hotmail.com Created attachment 24697 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24697 C source code I just tried to compile the package xblast-2.10.4 with the latest trunk snapshot 20110702 on an AMD x86_64 box. The compiler said cfg_game.c: In function 'RetrieveAnyGamePlayers': cfg_game.c:464:1: internal compiler error: Floating point exception Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. gdb says Program received signal SIGFPE, Arithmetic exception. 0x0000000000cf7007 in vector_alignment_reachable_p (dr=0x14f5150) at ../../src/gcc-4.7-20110702/gcc/tree-vect-data-refs.c:1114 1114 if ((nelements - mis_in_elements) % GROUP_SIZE (stmt_info)) (gdb) p stmt_info $1 = (struct _stmt_vec_info *) 0x15490c0 (gdb) Preprocessed source code attached. Flag -O3 required.