https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83158
Bug ID: 83158
Summary: [8 regression] gcc.target/i386/pr78057.c fail
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: andrey.y.guskov at intel dot com
Target Milestone: ---
r254954 triggers this:
spawn -ignore SIGHUP /work/gcc/xgcc -B/work/gcc/
/source/gcc/testsuite/gcc.target/i386/pr78057.c
-B/work/x86_64-pc-linux-gnu/./libmpx/
-B/work/x86_64-pc-linux-gnu/./libmpx/mpxrt
-L/work/x86_64-pc-linux-gnu/./libmpx/mpxrt/.libs
-B/work/x86_64-pc-linux-gnu/./libmpx/
-B/work/x86_64-pc-linux-gnu/./libmpx/mpxwrap
-L/work/x86_64-pc-linux-gnu/./libmpx/mpxwrap/.libs -fno-diagnostics-show-caret
-fdiagnostics-color=never -O2 -mbmi -mlzcnt -fdump-tree-optimized -S -o
pr78057.s
PASS: gcc.target/i386/pr78057.c (test for excess errors)
PASS: gcc.target/i386/pr78057.c scan-tree-dump-not optimized "link_error"
FAIL: gcc.target/i386/pr78057.c scan-tree-dump-not optimized
"__builtin_ia32_[lt]zcnt"
Option set:
-with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-shared
--enable-host-shared --enable-clocale=gnu --enable-cloog-backend=isl
--enable-languages=c,c++,fortran,jit,lto -with-arch=haswell --with-cpu=haswell
Not sure whether this is a dupe of either pr83072 or pr83073.
