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