------- Comment #3 from rguenth at gcc dot gnu dot org 2010-01-12 14:38 -------
__extension__ typedef unsigned long long int uint64_t;
typedef uint64_t ScmUInt64;
void swapb64(ScmUInt64 *loc)
{
union {
ScmUInt64 l;
unsigned char c[4];
} dd;
unsigned char t;
dd.l = *loc;
(t = dd.c[3], dd.c[3] = dd.c[4], dd.c[4] = t);
}
> ./cc1 -quiet uvector.3.i -O
uvector.3.i: In function 'swapb64':
uvector.3.i:12:1: internal compiler error: in generate_subtree_copies, at
tree-sra.c:2003
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42703
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