https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82917
Bug ID: 82917
Summary: [8 regression]
27_io/basic_{f,if,of}stream/open/char/path.cc fails
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: libstdc++
Assignee: unassigned at gcc dot gnu.org
Reporter: andrey.y.guskov at intel dot com
Target Milestone: ---
r254437 triggers these 3 fails:
spawn -ignore SIGHUP /work/./gcc/xg++ -shared-libgcc -B/work/./gcc -nostdinc++
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/src
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs
-B/install/x86_64-pc-linux-gnu/bin/ -B/install/x86_64-pc-linux-gnu/lib/
-isystem /install/x86_64-pc-linux-gnu/include -isystem
/install/x86_64-pc-linux-gnu/sys-include
-B/work/x86_64-pc-linux-gnu/./libstdc++-v3/src/.libs -fmessage-length=0
-fno-show-column -ffunction-sections -fdata-sections -g -O2 -D_GNU_SOURCE
-DLOCALEDIR="." -nostdinc++
-I/work/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu
-I/work/x86_64-pc-linux-gnu/libstdc++-v3/include
-I/source/libstdc++-v3/libsupc++ -I/source/libstdc++-v3/include/backward
-I/source/libstdc++-v3/testsuite/util
/source/libstdc++-v3/testsuite/27_io/basic_fstream/open/char/path.cc
-std=gnu++17 -lstdc++fs -fno-diagnostics-show-caret -fdiagnostics-color=never
./libtestc++.a -Wl,--gc-sections
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/src/filesystem/.libs -lm -o ./path.exe
PASS: 27_io/basic_fstream/open/char/path.cc (test for excess errors)
FAIL: 27_io/basic_fstream/open/char/path.cc execution test
---
spawn -ignore SIGHUP /work/./gcc/xg++ -shared-libgcc -B/work/./gcc -nostdinc++
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/src
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs
-B/install/x86_64-pc-linux-gnu/bin/ -B/install/x86_64-pc-linux-gnu/lib/
-isystem /install/x86_64-pc-linux-gnu/include -isystem
/install/x86_64-pc-linux-gnu/sys-include
-B/work/x86_64-pc-linux-gnu/./libstdc++-v3/src/.libs -fmessage-length=0
-fno-show-column -ffunction-sections -fdata-sections -g -O2 -D_GNU_SOURCE
-DLOCALEDIR="." -nostdinc++
-I/work/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu
-I/work/x86_64-pc-linux-gnu/libstdc++-v3/include
-I/source/libstdc++-v3/libsupc++ -I/source/libstdc++-v3/include/backward
-I/source/libstdc++-v3/testsuite/util
/source/libstdc++-v3/testsuite/27_io/basic_ifstream/open/char/path.cc
-std=gnu++17 -lstdc++fs -fno-diagnostics-show-caret -fdiagnostics-color=never
./libtestc++.a -Wl,--gc-sections
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/src/filesystem/.libs -lm -o ./path.exe
PASS: 27_io/basic_ifstream/open/char/path.cc (test for excess errors)
FAIL: 27_io/basic_ifstream/open/char/path.cc execution test
---
spawn -ignore SIGHUP /work/./gcc/xg++ -shared-libgcc -B/work/./gcc -nostdinc++
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/src
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs
-B/install/x86_64-pc-linux-gnu/bin/ -B/install/x86_64-pc-linux-gnu/lib/
-isystem /install/x86_64-pc-linux-gnu/include -isystem
/install/x86_64-pc-linux-gnu/sys-include
-B/work/x86_64-pc-linux-gnu/./libstdc++-v3/src/.libs -fmessage-length=0
-fno-show-column -ffunction-sections -fdata-sections -g -O2 -D_GNU_SOURCE
-DLOCALEDIR="." -nostdinc++
-I/work/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu
-I/work/x86_64-pc-linux-gnu/libstdc++-v3/include
-I/source/libstdc++-v3/libsupc++ -I/source/libstdc++-v3/include/backward
-I/source/libstdc++-v3/testsuite/util
/source/libstdc++-v3/testsuite/27_io/basic_ofstream/open/char/path.cc
-std=gnu++17 -lstdc++fs -fno-diagnostics-show-caret -fdiagnostics-color=never
./libtestc++.a -Wl,--gc-sections
-L/work/x86_64-pc-linux-gnu/libstdc++-v3/src/filesystem/.libs -lm -o ./path.exe
PASS: 27_io/basic_ofstream/open/char/path.cc (test for excess errors)
FAIL: 27_io/basic_ofstream/open/char/path.cc execution test
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=slm --with-cpu=slm
