[Bug libstdc++/64813] New: 23_containers/unordered_map/requirements/explicit_instantiation/[2,4].cc iCEsA

[howarth at bromo dot med.uc.edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64813

            Bug ID: 64813
           Summary: 23_containers/unordered_map/requirements/explicit_inst
                    antiation/[2,4].cc iCEsA
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: howarth at bromo dot med.uc.edu

The following test cases ICE the compiler at r220143 on
x85_64-apple-darwin14...

FAIL: 23_containers/unordered_map/requirements/explicit_instantiation/2.cc
(test for excess errors)
FAIL: 23_containers/unordered_map/requirements/explicit_instantiation/4.cc
(test for excess errors)

This appears as...

/sw/src/fink.build/gcc50-5.0.0-1000/darwin_objdir/./gcc/xg++ -shared-libgcc
-B/sw/src/fink.build/gcc50-5.0.0-1000/darwin_objdir/./gcc -nostdinc++
-L/sw/src/fink.build/gcc50-5.0.0-1000/darwin_objdir/x86_64-apple-darwin14.1.0/i386/libstdc++-v3/src
-L/sw/src/fink.build/gcc50-5.0.0-1000/darwin_objdir/x86_64-apple-darwin14.1.0/i386/libstdc++-v3/src/.libs
-L/sw/src/fink.build/gcc50-5.0.0-1000/darwin_objdir/x86_64-apple-darwin14.1.0/i386/libstdc++-v3/libsupc++/.libs
-B/sw/lib/gcc5.0/x86_64-apple-darwin14.1.0/bin/
-B/sw/lib/gcc5.0/x86_64-apple-darwin14.1.0/lib/ -isystem
/sw/lib/gcc5.0/x86_64-apple-darwin14.1.0/include -isystem
/sw/lib/gcc5.0/x86_64-apple-darwin14.1.0/sys-include -m32
-B/sw/src/fink.build/gcc50-5.0.0-1000/darwin_objdir/x86_64-apple-darwin14.1.0/i386/libstdc++-v3/src/.libs
-D_GLIBCXX_ASSERT -fmessage-length=0 -ffunction-sections -fdata-sections -g -O2
-DLOCALEDIR="." -nostdinc++
-I/sw/src/fink.build/gcc50-5.0.0-1000/darwin_objdir/x86_64-apple-darwin14.1.0/i386/libstdc++-v3/include/x86_64-apple-darwin14.1.0
-I/sw/src/fink.build/gcc50-5.0.0-1000/darwin_objdir/x86_64-apple-darwin14.1.0/i386/libstdc++-v3/include
-I/sw/src/fink.build/gcc50-5.0.0-1000/gcc-5-20150126/libstdc++-v3/libsupc++
-I/sw/src/fink.build/gcc50-5.0.0-1000/gcc-5-20150126/libstdc++-v3/include/backward
-I/sw/src/fink.build/gcc50-5.0.0-1000/gcc-5-20150126/libstdc++-v3/testsuite/util
/sw/src/fink.build/gcc50-5.0.0-1000/gcc-5-20150126/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/2.cc
-std=gnu++11 -S -m32 -o 2.s
/sw/src/fink.build/gcc50-5.0.0-1000/gcc-5-20150126/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/2.cc:
In function 'std::__detail::_Map_base<_Key, _Pair, _Alloc,
std::__detail::_Select1st, _Equal, _H1, _H2, _Hash, _RehashPolicy, _Traits,
true>::mapped_type& std::__detail::_Map_base<_Key, _Pair, _Alloc,
std::__detail::_Select1st, _Equal, _H1, _H2, _Hash, _RehashPolicy, _Traits,
true>::at(const key_type&) [with _Key = __gnu_test::NonDefaultConstructible;
_Pair = std::pair<const __gnu_test::NonDefaultConstructible, double>; _Alloc =
std::allocator<std::pair<const __gnu_test::NonDefaultConstructible, double> >;
_Equal = std::equal_to<__gnu_test::NonDefaultConstruct
ible>; _H1 = __gnu_test::NonDefaultConstructible_hash; _H2 =
std::__detail::_Mod_range_hashing; _Hash = std::__detail::_Default_ranged_hash;
_
RehashPolicy = std::__detail::_Prime_rehash_policy; _Traits =
std::__detail::_Hashtable_traits<true, false,
true>]':^M/sw/src/fink.build/gcc50-5.0.0-1000/gcc-5-20150126/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/2.cc:32:64:
error: LHS in noreturn call
 template class std::unordered_map<inst_type, double, hash_type>;
                                                                ^
# .MEM_3 = VDEF <.MEM_1(D)>
retval.525_4 = std::__detail::_Map_base<__gnu_test::NonDefaultConstructible,
std::pair<const __gnu_test::NonDefaultConstructible, double>,
std::allocator<std::pair<const __gnu_test::NonDefaultConstructible, double> >,
std::__detail::_Select1st, std::equal_to<__gnu_test::NonDefaultConstructible>,
__gnu_test::NonDefaultConstructible_hash, std::__detail::_Mod_range_hashing,
std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy,
std::__detail::_Hashtable_traits<true, false, true>,
true>::_ZNKSt8__detail9_Map_baseIN10__gnu_test23NonDefaultConstructibleESt4pairIKS2_dESaIS5_ENS_10_Select1stESt8equal_toIS2_ENS1_28NonDefaultConstructible_hashENS_18_Mod_range_hashingENS_20_Default_ranged_hashENS_20_Prime_rehash_policyENS_17_Hashtable_traitsILb1ELb0ELb1EEELb1EE2atERS4_.isra.98
(this_2(D)); [tail call]
/sw/src/fink.build/gcc50-5.0.0-1000/gcc-5-20150126/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/2.cc:32:64:
internal compiler error: verify_gimple failed

/sw/src/fink.build/gcc50-5.0.0-1000/gcc-5-20150126/libstdc++-v3/testsuite/23_containers/unordered_map/requirements/explicit_instantiation/2.cc:32:64:
internal compiler error: Abort trap: 6
xg++: internal compiler error: Abort trap: 6 (program cc1plus)
Please submit a full bug report,
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See <http://gcc.gnu.org/bugs.html> for instructions.