As a quality-of-implementation matter,
extern int a[];
void f(void) { extern int a[2]; }
int a[] = { 0 };
should receive an error for the incompatible types of "a", int[2] and int[1].
Not a regression. Previously mentioned at
<http://gcc.gnu.org/ml/gcc-patches/2005-05/msg00944.html>.
--
Summary: completion by initializer incompatible with type in
inner scope should be diagnosed
Product: gcc
Version: 4.1.0
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: jsm28 at gcc dot gnu dot org
CC: gcc-bugs at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22241