------- Comment #10 from jakub at gcc dot gnu dot org 2009-09-16 17:19 -------
And yet another testcase:
int
foo (int i, int j)
{
j += i;
int i1 = 2 * i;
int i2 = 3 * i;
asm volatile ("" : "+r" (j) : : "memory");
return j;
}Here the debug_insn arguments are lost during cprop1 pass, no idea why yet. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41353
