On Linux/x86_64,

be8749f939a933bca6de19d9cf1a510d5954c2fa is the first bad commit
commit be8749f939a933bca6de19d9cf1a510d5954c2fa
Author: Uros Bizjak <ubiz...@gmail.com>
Date:   Mon Jul 5 21:05:10 2021 +0200

    i386: Implement 4-byte vector (V4QI/V2HI) constant permutations

caused

FAIL: gcc.dg/pr96573.c scan-tree-dump optimized 
"__builtin_bswap|VEC_PERM_EXPR[^\n\r]*7, 6, 5, 4, 3, 2, 1, 0"

with GCC configured with

../../gcc/configure 
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-2036/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="dg.exp=gcc.dg/pr96573.c 
--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)

Reply via email to