https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110669
Bug ID: 110669
Summary: [24 regression] ICE in gcc.dg/torture/pr105132.c since
r14-2515-gb77161e60bce7b
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: other
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at gcc dot gnu.org
Target Milestone: ---
g:b77161e60bce7b4416319defe5f141f14fd375c4, r14-2515-gb77161e60bce7b
make -k check-gcc RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr105132.c"
FAIL: gcc.dg/torture/pr105132.c -O1 (internal compiler error: in
gimple_phi_arg_def_from_edge, at gimple.h:4699)
FAIL: gcc.dg/torture/pr105132.c -O1 (test for excess errors)
# of expected passes 7
# of unexpected failures 2
spawn -ignore SIGHUP /home/seurer/gcc/git/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/git/build/gcc-test/gcc/
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gcc.dg/torture/pr105132.c
-fdiagnostics-plain-output -O1 -S -o pr105132.s
during GIMPLE pass: sccp
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gcc.dg/torture/pr105132.c: In
function 'd':
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gcc.dg/torture/pr105132.c:7:6:
internal compiler error: in gimple_phi_arg_def_from_edge, at gimple.h:4699
0x10e0f357 gimple_phi_arg_def_from_edge(gphi const*, edge_def const*)
/home/seurer/gcc/git/gcc-test/gcc/gimple.h:4699
0x10e0f357 gimple_phi_arg_def_from_edge(gphi const*, edge_def const*)
/home/seurer/gcc/git/gcc-test/gcc/gimple.h:4697
0x10e0f357 final_value_replacement_loop(loop*)
/home/seurer/gcc/git/gcc-test/gcc/tree-scalar-evolution.cc:3732
0x10f0e01f execute
/home/seurer/gcc/git/gcc-test/gcc/tree-ssa-loop.cc:411
commit b77161e60bce7b4416319defe5f141f14fd375c4 (HEAD)
Author: Richard Biener <rguent...@suse.de>
Date: Fri Jul 14 10:01:39 2023 +0200
Provide extra checking for phi argument access from edge
