[Bug tree-optimization/33166] [4.3 Regression] ICE in get_indirect_ref_operands, at tree-ssa-operands.c:1698
rguenth at gcc dot gnu dot org
gcc-bugzilla@gcc.gnu.org
Fri Aug 24 13:11:00 GMT 2007
------- Comment #4 from rguenth at gcc dot gnu dot org 2007-08-24 13:11 -------
Shorter testcase, fails at -O:
static void ConvertAddr (char *saddr, void **addr)
{
*addr = (void *) &saddr;
}
void DefineSelf (char *addr)
{
ConvertAddr (addr, (void **) &addr);
if (addr[0] == 127 && addr[3] == 1)
;
}
this is a type problem. Before forwprop2 we have
char * saddr;
char D.2013;
<bb 2>:
addr_1 = addr_7(D);
saddr = addr_1;
addr_10 = &saddr;
addr_2 = addr_10;
D.2013_3 = *addr_2;
return;
note that
addr_10 = &saddr;
misses a cast. It's an assignment from char** to char*.
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |rguenth at gcc dot gnu dot
|dot org |org
Status|NEW |ASSIGNED
Last reconfirmed|2007-08-23 20:59:20 |2007-08-24 13:11:02
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33166
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