PR c++/20332
commitfdbd48270eb0476d0ab9f257f082c2b3a2cbbb8f
authorjason <jason@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 14 May 2014 16:48:07 +0000 (14 16:48 +0000)
committerjason <jason@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 14 May 2014 16:48:07 +0000 (14 16:48 +0000)
treefa4f8d8bc938c26bfd454f1b030d115993baceb9
parentaa8d51e468ef06c184290f20f1c3f875e0f5d266
PR c++/20332
PR c++/21631
* call.c (reference_binding): Treat lvalue/rvalue mismatch and
dropped cv-quals as a bad conversion.
(convert_like_real) [ck_ref_bind]: Explain them.
(compare_ics): Check badness before stripping reference
bindings.  Handle comparing bad reference bindings.
* typeck.c (comp_cv_qualification): Add overload that just takes
integers.
* cp-tree.h: Declare it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@210436 138bc75d-0d04-0410-961f-82ee72b054a4
37 files changed:
gcc/cp/ChangeLog
gcc/cp/call.c
gcc/cp/cp-tree.h
gcc/cp/typeck.c
gcc/testsuite/g++.dg/conversion/op4.C
gcc/testsuite/g++.dg/cpp0x/diag2.C [new file with mode: 0644]
gcc/testsuite/g++.dg/cpp0x/overloadn.C
gcc/testsuite/g++.dg/diagnostic/ref1.C [new file with mode: 0644]
gcc/testsuite/g++.dg/diagnostic/ref2.C [new file with mode: 0644]
gcc/testsuite/g++.dg/expr/cond9.C
gcc/testsuite/g++.dg/init/synth2.C
gcc/testsuite/g++.dg/lookup/two-stage4.C
gcc/testsuite/g++.dg/overload/arg3.C
gcc/testsuite/g++.dg/overload/conv-op1.C
gcc/testsuite/g++.dg/overload/copy1.C
gcc/testsuite/g++.dg/overload/volatile1.C
gcc/testsuite/g++.dg/rtti/dyncast6.C
gcc/testsuite/g++.dg/template/copy1.C
gcc/testsuite/g++.old-deja/g++.benjamin/15800-1.C
gcc/testsuite/g++.old-deja/g++.brendan/cvt3.C
gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C
gcc/testsuite/g++.old-deja/g++.eh/ctor1.C
gcc/testsuite/g++.old-deja/g++.jason/temporary2.C
gcc/testsuite/g++.old-deja/g++.law/cvt20.C
gcc/testsuite/g++.old-deja/g++.law/enum4.C
gcc/testsuite/g++.old-deja/g++.law/init8.C
gcc/testsuite/g++.old-deja/g++.law/operators9.C
gcc/testsuite/g++.old-deja/g++.mike/net8.C
gcc/testsuite/g++.old-deja/g++.mike/p1989.C
gcc/testsuite/g++.old-deja/g++.mike/p2431.C
gcc/testsuite/g++.old-deja/g++.mike/p438.C
gcc/testsuite/g++.old-deja/g++.mike/p701.C
gcc/testsuite/g++.old-deja/g++.other/crash24.C
gcc/testsuite/g++.old-deja/g++.other/volatile1.C
gcc/testsuite/g++.old-deja/g++.pt/auto_ptr.C
gcc/testsuite/g++.old-deja/g++.pt/t05.C
libstdc++-v3/testsuite/20_util/forward/1_neg.cc