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[Bug tree-optimization/80345] [5 Regression] ICE in rewrite_use_nonlinear_expr with -O2
- From: "trippels at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 07 Apr 2017 07:54:20 +0000
- Subject: [Bug tree-optimization/80345] [5 Regression] ICE in rewrite_use_nonlinear_expr with -O2
- Auto-submitted: auto-generated
- References: <bug-80345-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80345
Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to work| |4.8.5
Version|6.3.0 |5.3.1
Summary|ICE in |[5 Regression] ICE in
|rewrite_use_nonlinear_expr |rewrite_use_nonlinear_expr
|with -O2 |with -O2
--- Comment #5 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
typedef long mp_limb_signed_t;
fn1(mp_limb_signed_t p1) {
int *a = 1;
mp_limb_signed_t i, j;
i = 0;
for (; i < p1; i++) {
j = 0;
for (; j <= i; j++)
*a++ = 0;
j = i + 1;
for (; j < p1; j++)
a++;
}
}
fn2() { fn1(fn2); }
gcc-4.8.5 is fine.