http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48044
Richard Guenther <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target|ia64-*-linux |ia64-*-linux, | |x86_64-*-linux Status|UNCONFIRMED |NEW Last reconfirmed| |2011.03.09 12:28:26 CC| |hubicka at gcc dot gnu.org Known to work| |4.5.2 Target Milestone|--- |4.6.0 Ever Confirmed|0 |1 --- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-03-09 12:28:26 UTC --- Reduced testcase: extern int errno; extern __typeof (errno) errno __asm__ ("__GI_errno"); int errno = 0; extern __typeof (errno) __EI_errno __asm__("errno"); extern __typeof (errno) __EI_errno __attribute__((alias ("__GI_errno"))); extern __typeof (errno) _errno __attribute__ ((weak, alias ("errno"))); fails with a cross to ia64-linux and also on x86_64-*-*. gcc> ./cc1 -quiet errno.3.i errno.3.i:6:1: internal compiler error: in function_and_variable_visibility, at ipa.c:875 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. works with -O1 and 4.5.2.