https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92260
Bug ID: 92260
Summary: ice in exact_div, at poly-int.h:2162
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: dcb314 at hotmail dot com
Target Milestone: ---
Created attachment 47122
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47122&action=edit
C++ source code
For the attached C++ code, recent gcc trunk does this with compiler
flag -O3:
/home/dcb/pkgsrc/pkgsrc/multimedia/x265/work/x265_3.2/source/common/pixel.cpp:718:5:
internal compiler error: in exact_div, at poly-int.h:2162
718 | int psyCost_pp(const pixel* source, intptr_t sstride, const pixel*
recon, intptr_t rstride)
| ^~~~~~~~~~
0x7eacd1 poly_int<1u, poly_result<unsigned long, if_nonpoly<unsigned long,
unsigned long, poly_int_traits<unsigned long>::is_poly>::type,
poly_coeff_pair_traits<unsigned long, if_nonpoly<unsigned long, unsigned long,
poly_int_traits<unsigned long>::is_poly>::type>::result_kind>::type>
exact_div<1u, unsigned long, unsigned long>(poly_int_pod<1u, unsigned long>
const&, unsigned long)
../../trunk/gcc/poly-int.h:2162
0x7eacd1 poly_int<1u, poly_result<unsigned long, unsigned long,
poly_coeff_pair_traits<unsigned long, unsigned long>::result_kind>::type>
exact_div<1u, unsigned long, unsigned long>(poly_int_pod<1u, unsigned long>
const&, poly_int_pod<1u, unsigned long> const&)
../../trunk/gcc/poly-int.h:2175
0x7eacd1 vect_get_num_vectors
../../trunk/gcc/tree-vectorizer.h:1462
0x7eacd1 vect_get_constant_vectors
../../trunk/gcc/tree-vect-slp.c:3395
