cat > foo.c << EOF void foo() {} EOF gcc -c -O1 -fno-tree-salias foo.c
foo.c: In function 'foo': foo.c:1: internal compiler error: in verify_curr_properties, at passes.c:1044 gcc (GCC) 4.3.0 20071005 (experimental) -- Summary: ICE with -O1 -fno-tree-salias Product: gcc Version: 4.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: patrik dot hagglund at bredband dot net http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33681