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* [r13-1509 Regression] FAIL: scan-assembler ptest on Linux/x86_64
@ 2022-07-05 21:34 skpandey
  0 siblings, 0 replies; only message in thread
From: skpandey @ 2022-07-05 21:34 UTC (permalink / raw)
  To: gcc-patches, gcc-regression, roger

On Linux/x86_64,

c73e8d45ca0111f51d7187641963df97f5c9c63f is the first bad commit
commit c73e8d45ca0111f51d7187641963df97f5c9c63f
Author: Roger Sayle <>
Date:   Tue Jul 5 18:06:13 2022 +0100

    Doubleword version of and;cmp to not;test optimization on x86.


FAIL: scan-assembler pandn
FAIL: scan-assembler ptest

with GCC configured with

../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r13-1509/usr --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl --enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check RUNTESTFLAGS=" --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS=" --target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me at skpgkp2 at gmail dot com)

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2022-07-05 21:34 [r13-1509 Regression] FAIL: scan-assembler ptest on Linux/x86_64 skpandey

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