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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/105427] New: [12 regression]
Date: Thu, 28 Apr 2022 17:04:49 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105427

            Bug ID: 105427
           Summary: [12 regression]
           Product: gcc
           Version: 12.0
            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:ad56a60f58c1ed662deaf60d5736c332ec2caabb, r12-8265-gad56a60f58c1ed
make  -k check-gcc RUNTESTFLAGS=3D"powerpc.exp=3Dgcc.target/powerpc/pr92398=
.p9-.c"
FAIL: gcc.target/powerpc/pr92398.p9-.c scan-assembler-times \\mnot\\M 2
FAIL: gcc.target/powerpc/pr92398.p9-.c scan-assembler-times \\mstd\\M 2
# of expected passes            1
# of unexpected failures        2

This fails on power 9 and power 10.  It used to be not run.


commit ad56a60f58c1ed662deaf60d5736c332ec2caabb (HEAD, refs/bisect/bad)
Author: Segher Boessenkool <segher@kernel.crashing.org>
Date:   Tue Apr 26 11:26:09 2022 +0000

    rs6000: Make the has_arch target selectors actually work


The assembler output isn't very long:

seurer@rain6p1:~/gcc/git/build/gcc-test$
/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.target/powerpc/pr92398.p9-.c
-fdiagnostics-plain-output -O2 -mvsx -ffat-lto-objects -fno-ident -S -o
pr92398.p9-.s
seurer@rain6p1:~/gcc/git/build/gcc-test$ cat pr92398.p9-.s=20
        .file   "pr92398.p9-.c"
        .machine power10
        .abiversion 2
        .section        ".text"
        .align 2
        .p2align 4,,15
        .globl bar
        .type   bar, @function
bar:
.LFB0:
        .cfi_startproc
        .localentry     bar,1
        mtvsrdd 0,5,4
        xxlnor 0,0,0
        stxv 0,0(3)
        blr
        .long 0
        .byte 0,0,0,0,0,0,0,0
        .cfi_endproc
.LFE0:
        .size   bar,.-bar
        .section        .note.GNU-stack,"",@progbits=