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[Bug middle-end/42760] New: [4.4 Regression] ICE in convert_move
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 15 Jan 2010 15:48:47 -0000
- Subject: [Bug middle-end/42760] New: [4.4 Regression] ICE in convert_move
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
// { dg-do compile }
// { dg-options "-O2" }
template <typename T>
struct A
{
static T b (T it) { return it; }
};
template <typename T, typename U>
static U
baz (T x, T y, U z)
{
for (long n = y - x; n > 0; --n)
{
*z = *x;
++z;
}
};
template <typename T, typename U>
U
bar (T x, T y, U z)
{
baz (A <T>::b (x), A <T>::b (y), A <U>::b (z));
}
struct C
{
__complex__ float v;
};
template <class T>
struct B
{
B (T y[]) { bar (y, y + 1, x); }
operator T *() { return x; }
T x[1];
};
B <C>
foo ()
{
C y[1];
return B <C> (y);
};
ICEs in convert_move on x86_64. Works with 4.3 or 4.5.
--
Summary: [4.4 Regression] ICE in convert_move
Product: gcc
Version: 4.4.3
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: jakub at gcc dot gnu dot org
GCC target triplet: x86_64-linux
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42760