https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81297
Bug ID: 81297
Summary: [8 Regression] ICE in get_single_symbol
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
At least gcc-8.0.0-alpha20170625 and gcc-8.0.0-alpha20170702 snapshots ICE when
compiling the following snippet w/ -O2 (-O3, -Ofast, -Os) -fwrapv:
int
nf (int gy, int x0)
{
while (gy < 1)
++x0;
gy += !!gy;
if (gy < 0)
{
x0 += gy;
return (x0 > (gy + x0)) ? (1 / 0) : 1;
}
}
% gcc-8.0.0-alpha20170702 -O2 -fwrapv -w -c umhraicu.c
during GIMPLE pass: evrp
umhraicu.c: In function 'nf':
umhraicu.c:13:1: internal compiler error: in get_single_symbol, at
tree-vrp.c:799
}
^
