[...@gnu-6 pr43379]$ cat y.c void *foo(void) { lab: return &&lab; } [...@gnu-6 pr43379]$ gcc -S y.c y.c: In function foo: y.c:4: warning: function returns address of local variable [...@gnu-6 pr43379]$
A patch is posted at http://gcc.gnu.org/ml/gcc-patches/2010-03/msg00704.html -- Summary: Gcc warns label as local variable Product: gcc Version: 4.5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: hjl dot tools at gmail dot com http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43395