[Bug libstdc++/66829] New: [6 Regression] FAIL: 23_containers/multiset/modifiers/erase/dr130-linkage-check.cc

[Bug libstdc++/66829] New: [6 Regression] FAIL: 23_containers/multiset/modifiers/erase/dr130-linkage-check.cc

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66829

            Bug ID: 66829
           Summary: [6 Regression] FAIL:
                    23_containers/multiset/modifiers/erase/dr130-linkage-c
                    heck.cc
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: hjl.tools at gmail dot com
                CC: jason at redhat dot com
  Target Milestone: ---

r225272 caused:

spawn -ignore SIGHUP /export/build/gnu/gcc-32bit/build-i686-linux/./gcc/xg++
-shared-libgcc -B/export/build/gnu/gcc-32bit/build-i686-linux/./gcc -nostdinc++
-L/export/build/gnu/gcc-32bit/build-i686-linux/i686-linux/libstdc++-v3/src
-L/export/build/gnu/gcc-32bit/build-i686-linux/i686-linux/libstdc++-v3/src/.libs
-L/export/build/gnu/gcc-32bit/build-i686-linux/i686-linux/libstdc++-v3/libsupc++/.libs
-B/usr/gcc-6.0.0/i686-linux/bin/ -B/usr/gcc-6.0.0/i686-linux/lib/ -isystem
/usr/gcc-6.0.0/i686-linux/include -isystem
/usr/gcc-6.0.0/i686-linux/sys-include
-B/export/build/gnu/gcc-32bit/build-i686-linux/i686-linux/./libstdc++-v3/src/.libs
-D_GLIBCXX_ASSERT -fmessage-length=0 -ffunction-sections -fdata-sections -g -O2
-D_GNU_SOURCE -DLOCALEDIR="." -nostdinc++
-I/export/build/gnu/gcc-32bit/build-i686-linux/i686-linux/libstdc++-v3/include/i686-linux
-I/export/build/gnu/gcc-32bit/build-i686-linux/i686-linux/libstdc++-v3/include
-I/export/gnu/import/git/sources/gcc/libstdc++-v3/libsupc++
-I/export/gnu/import/git/sources/gcc/libstdc++-v3/include/backward
-I/export/gnu/import/git/sources/gcc/libstdc++-v3/testsuite/util
/export/gnu/import/git/sources/gcc/libstdc++-v3/testsuite/23_containers/multiset/modifiers/erase/dr130-linkage-check.cc
-fno-inline -std=gnu++11 ./testsuite_shared.so ./libtestc++.a -Wl,--gc-sections
-L/export/build/gnu/gcc-32bit/build-i686-linux/i686-linux/libstdc++-v3/src/filesystem/.libs
-lm -o ./dr130-linkage-check.exe
/tmp/ccJO7g8A.o: In function `void
__gnu_test::linkage_check_cxx98_cxx11_erase<std::multiset<int, std::less<int>,
std::allocator<int> > >(std::multiset<int, std::less<int>, std::allocator<int>
>&)':
/export/gnu/import/git/sources/gcc/libstdc++-v3/testsuite/util/testsuite_containers.h:261:
undefined reference to `__gnu_test::erase_external(std::multiset<int,
std::less<int>, std::allocator<int> >&)'
/tmp/ccJO7g8A.o: In function `void
__gnu_test::linkage_check_cxx98_cxx11_erase_iterators<std::multiset<int,
std::less<int>, std::allocator<int> > >(std::multiset<int, std::less<int>,
std::allocator<int> >&)':
/export/gnu/import/git/sources/gcc/libstdc++-v3/testsuite/util/testsuite_containers.h:272:
undefined reference to `__gnu_test::erase_external_iterators(std::multiset<int,
std::less<int>, std::allocator<int> >&)'
collect2: error: ld returned 1 exit status
compiler exited with status 1
output is:
/tmp/ccJO7g8A.o: In function `void
__gnu_test::linkage_check_cxx98_cxx11_erase<std::multiset<int, std::less<int>,
std::allocator<int> > >(std::multiset<int, std::less<int>, std::allocator<int>
>&)':
/export/gnu/import/git/sources/gcc/libstdc++-v3/testsuite/util/testsuite_containers.h:261:
undefined reference to `__gnu_test::erase_external(std::multiset<int,
std::less<int>, std::allocator<int> >&)'
/tmp/ccJO7g8A.o: In function `void
__gnu_test::linkage_check_cxx98_cxx11_erase_iterators<std::multiset<int,
std::less<int>, std::allocator<int> > >(std::multiset<int, std::less<int>,
std::allocator<int> >&)':
/export/gnu/import/git/sources/gcc/libstdc++-v3/testsuite/util/testsuite_containers.h:272:
undefined reference to `__gnu_test::erase_external_iterators(std::multiset<int,
std::less<int>, std::allocator<int> >&)'
collect2: error: ld returned 1 exit status

FAIL: 23_containers/multiset/modifiers/erase/dr130-linkage-check.cc (test for
excess errors)

Should this test be updated since we default to C++14 now?

[Bug libstdc++/66829] [6 Regression] FAIL: 23_containers/multiset/modifiers/erase/dr130-linkage-check.cc

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66829

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2015-07-10
   Target Milestone|---                         |6.0
     Ever confirmed|0                           |1

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.

[Bug libstdc++/66829] [6 Regression] FAIL: 23_containers/multiset/modifiers/erase/dr130-linkage-check.cc

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66829

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
We either need to change how we build testsuite_shared.cc, or change what goes
into it.

--- a/libstdc++-v3/testsuite/lib/libstdc++.exp
+++ b/libstdc++-v3/testsuite/lib/libstdc++.exp
@@ -668,7 +668,7 @@ proc v3-build_support { } {
            # Compile with "-w" so that warnings issued by the compiler
            # do not prevent compilation.
            if { [v3_target_compile $srcdir/util/$f $object_file "sharedlib" \
-            [list "incdir=$srcdir" "additional_flags=-fno-inline -w -shared
-fPIC -DPIC"]]
+            [list "incdir=$srcdir" "additional_flags=-fno-inline -w -shared
-fPIC -DPIC -std=gnu++98"]]
                 != "" } {
                error "could not compile $f"
            }

[Bug libstdc++/66829] [6 Regression] FAIL: 23_containers/multiset/modifiers/erase/dr130-linkage-check.cc

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66829

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Wed Jul 29 14:56:11 2015
New Revision: 226354

URL: https://gcc.gnu.org/viewcvs?rev=226354&root=gcc&view=rev
Log:
        PR libstdc++/66829
        * testsuite/lib/libstdc++.exp (v3-build_support): Compile
        testsuite_shared.cc with -std=gnu++98.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/testsuite/lib/libstdc++.exp

[Bug libstdc++/66829] [6 Regression] FAIL: 23_containers/multiset/modifiers/erase/dr130-linkage-check.cc

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66829

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
fixed