[forwarded from http://bugs.debian.org/539713]
Matthias The following code triggers an ice on s390 with -m64: void wmemset (int *s, int c, int n) { register int *wp = s; while (n >= 4) { wp[0] = c; wp[1] = c; wp[2] = c; wp[3] = c; wp += 4; n -= 4; } } $ gcc-4.4 -m64 -O3 -c testcase.i testcase.i: In function wmemset: testcase.i:1: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. -- Summary: gcc-4.4.1/s390: internal compiler error: Segmentation fault Product: gcc Version: 4.4.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: debian-gcc at lists dot debian dot org GCC target triplet: s390-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40954