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libstdc++/6511: new libstdc++ v3 testsuite regressions on *-*-solaris2.8
- From: Rainer Orth <ro at TechFak dot Uni-Bielefeld dot DE>
- To: gcc-gnats at gcc dot gnu dot org
- Date: Tue, 30 Apr 2002 02:25:46 +0200 (MEST)
- Subject: libstdc++/6511: new libstdc++ v3 testsuite regressions on *-*-solaris2.8
>Number: 6511
>Category: libstdc++
>Synopsis: new libstdc++ v3 testsuite regressions on *-*-solaris2.8
>Confidential: no
>Severity: critical
>Priority: medium
>Responsible: unassigned
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Mon Apr 29 17:36:01 PDT 2002
>Closed-Date:
>Last-Modified:
>Originator: Rainer Orth
>Release: 3.1 20020426 (prerelease)
>Organization:
Faculty of Technology, Bielefeld University
>Environment:
System: SunOS loge 5.8 Generic_108528-10 sun4u sparc SUNW,Ultra-250
Architecture: sun4
host: sparc-sun-solaris2.8
build: sparc-sun-solaris2.8
target: sparc-sun-solaris2.8
same problem on
System: SunOS arenal 5.8 Generic_111920-01 i86pc i386 i86pc
Architecture: i86pc
host: i386-pc-solaris2.8
build: i386-pc-solaris2.8
target: i386-pc-solaris2.8
configured with: /vol/gnu/src/gcc/gcc-3.1-branch-dist/configure --prefix=/vol/gcc --with-local-prefix=/vol/gcc --disable-nls
>Description:
Between 3.1 20020412 and 20020426, several libstdc++ testsuite failures
started to occur on both Solaris 8/SPARC and Intel:
+FAIL: 21_strings/inserters_extractors.cc execution test
+FAIL: 24_iterators/istream_iterator.cc execution test
+FAIL: 26_numerics/complex_inserters_extractors.cc execution test
+FAIL: 27_io/instantiations.cc execution test
+FAIL: 27_io/istream_extractor_char.cc execution test
+FAIL: 27_io/istream_extractor_other.cc execution test
+FAIL: 27_io/istream_manip.cc execution test
+FAIL: 27_io/istream_seeks.cc execution test
+FAIL: 27_io/istream_sentry.cc execution test
+FAIL: 27_io/istream_unformatted.cc execution test
+FAIL: 27_io/istringstream_members.cc execution test
+FAIL: 27_io/ostream_inserter_arith.cc execution test
+FAIL: 27_io/ostream_inserter_other.cc execution test
+FAIL: 27_io/stringstream_members.cc execution test
Those tests that existed in 3.0 passed there, so this is a regression.
Running e.g. 24_iterators/istream_iterator.cc under gdb 5.2 (after
compiling src/misc-inst.cc and test test proper with -g3 -gdwarf-2), I get
the following stack trace:
Program received signal SIGSEGV, Segmentation fault.
0x0002434c in sentry (this=0xffbef117, __in=@0xffbef488, __noskipws=82)
at ctype_inline.h:40
40 { return _M_table[static_cast<unsigned char>(__c)] & __m; }
(gdb) where
#0 0x0002434c in sentry (this=0xffbef117, __in=@0xffbef488, __noskipws=82)
at ctype_inline.h:40
#1 0x000244b4 in std::basic_istream<char, std::char_traits<char> >& std::operator>><char, std::char_traits<char> >(std::basic_istream<char, std::char_traits<char> >&, char&) (__in=@0xffbef118, __c=@0xffbef488) at istream.tcc:1021
#2 0x0001cd10 in std::istream_iterator<char, char, std::char_traits<char>, int>::_M_read() (this=0xffbef480) at stream_iterator.h:96
#3 0x0001caac in istream_iterator (this=0xffbef480, __s=@0xffbef488)
at stream_iterator.h:60
#4 0x0001c4f4 in test02() ()
at /vol/gnu/src/gcc/gcc-3.1-branch-dist/libstdc++-v3/testsuite/24_iterators/istream_iterator.cc:65
#5 0x0001c9d8 in main ()
at /vol/gnu/src/gcc/gcc-3.1-branch-dist/libstdc++-v3/testsuite/24_iterators/istream_iterator.cc:89
>How-To-Repeat:
Bootstrap and test on sparc-sun-solaris2.8.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted: