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From: "seurer at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug testsuite/110803] New: new test case
 gcc.c-torture/execute/pr109986.c in r14-2751-g2a3556376c69a1 fails
Date: Tue, 25 Jul 2023 14:26:01 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D110803

            Bug ID: 110803
           Summary: new test case gcc.c-torture/execute/pr109986.c in
                    r14-2751-g2a3556376c69a1 fails
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: testsuite
          Assignee: unassigned at gcc dot gnu.org
          Reporter: seurer at gcc dot gnu.org
  Target Milestone: ---

g:2a3556376c69a1fb588dcf25225950575e42784f, r14-2751-g2a3556376c69a1
make  -k check-gcc RUNTESTFLAGS=3D"execute.exp=3Dgcc.c-torture/execute/pr10=
9986.c"
FAIL: gcc.c-torture/execute/pr109986.c   -O0  execution test
FAIL: gcc.c-torture/execute/pr109986.c   -O1  execution test
FAIL: gcc.c-torture/execute/pr109986.c   -O2  execution test
FAIL: gcc.c-torture/execute/pr109986.c   -O3 -g  execution test
FAIL: gcc.c-torture/execute/pr109986.c   -Os  execution test
FAIL: gcc.c-torture/execute/pr109986.c   -O2 -flto -fno-use-linker-plugin
-flto-partition=3Dnone  execution test
FAIL: gcc.c-torture/execute/pr109986.c   -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects  execution test
# of expected passes            7
# of unexpected failures        7


(gdb) where
#0  0x00007ffff7c696f8 in raise () from /lib64/glibc-hwcaps/power9/libc-2.2=
8.so
#1  0x00007ffff7c43ff4 in abort () from /lib64/glibc-hwcaps/power9/libc-2.2=
8.so
#2  0x00000000100005a4 in main () at
/home/seurer/gcc/git/gcc-test/gcc/testsuite/gcc.c-torture/execute/pr109986.=
c:10


I believe it is this line:
  if (t3 (127, 99) !=3D -100) __builtin_abort ();


commit 2a3556376c69a1fb588dcf25225950575e42784f (HEAD)
Author: Drew Ross <drross@redhat.com>
Date:   Mon Jul 24 17:51:28 2023 +0200

    match.pd: Implement missed optimization (~X | Y) ^ X -> ~(X & Y) [PR109=
986]=