This is an automated email from the git hooks/post-receive script.

unknown user pushed a change to branch master in repository gcc.

from 6cca7e50ab9 Allow libcalls for complex memcpy when optimizing for size. new e344d69728d Various small C++ changes. new 8a8c87f2bc3 Use vec instead of raw array for built-in candidates. new b21df192478 Fix conversions for built-in operator overloading candidates. new fff9b0f386c Implement C++20 operator<=>.

The 4 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "adds" were already present in the repository and have only been added to this reference.

Summary of changes: gcc/ChangeLog | 5 + gcc/c-family/c-cppbuiltin.c | 1 + gcc/cp/ChangeLog | 86 +++ gcc/cp/call.c | 558 +++++++++++----- gcc/cp/class.c | 49 ++ gcc/cp/constexpr.c | 13 +- gcc/cp/cp-gimplify.c | 15 + gcc/cp/cp-objcp-common.c | 1 + gcc/cp/cp-tree.def | 1 + gcc/cp/cp-tree.h | 41 +- gcc/cp/decl.c | 8 + gcc/cp/decl2.c | 16 +- gcc/cp/error.c | 1 + gcc/cp/method.c | 735 ++++++++++++++++++++- gcc/cp/name-lookup.c | 16 +- gcc/cp/name-lookup.h | 3 +- gcc/cp/operators.def | 4 + gcc/cp/parser.c | 12 +- gcc/cp/pt.c | 15 +- gcc/cp/rtti.c | 2 +- gcc/cp/tree.c | 3 + gcc/cp/typeck.c | 71 +- gcc/cp/typeck2.c | 3 +- gcc/expmed.c | 2 + gcc/testsuite/c-c++-common/cpp/spaceship-1.c | 6 + gcc/testsuite/g++.dg/cpp/spaceship-1.C | 8 + gcc/testsuite/g++.dg/cpp2a/spaceship-constexpr1.C | 15 + gcc/testsuite/g++.dg/cpp2a/spaceship-eq1.C | 17 + gcc/testsuite/g++.dg/cpp2a/spaceship-eq1a.C | 24 + gcc/testsuite/g++.dg/cpp2a/spaceship-eq2.C | 12 + gcc/testsuite/g++.dg/cpp2a/spaceship-eq3.C | 16 + gcc/testsuite/g++.dg/cpp2a/spaceship-eq4.C | 8 + gcc/testsuite/g++.dg/cpp2a/spaceship-eq5.C | 10 + gcc/testsuite/g++.dg/cpp2a/spaceship-eq6.C | 10 + gcc/testsuite/g++.dg/cpp2a/spaceship-eq7.C | 10 + gcc/testsuite/g++.dg/cpp2a/spaceship-err1.C | 5 + gcc/testsuite/g++.dg/cpp2a/spaceship-err2.C | 7 + gcc/testsuite/g++.dg/cpp2a/spaceship-rewrite1.C | 15 + gcc/testsuite/g++.dg/cpp2a/spaceship-scalar1.C | 93 +++ gcc/testsuite/g++.dg/cpp2a/spaceship-scalar1a.C | 41 ++ gcc/testsuite/g++.dg/cpp2a/spaceship-scalar2.C | 11 + gcc/testsuite/g++.dg/cpp2a/spaceship-scalar3.C | 21 + gcc/testsuite/g++.dg/cpp2a/spaceship-sfinae1.C | 7 + gcc/testsuite/g++.dg/cpp2a/spaceship-synth1.C | 43 ++ gcc/testsuite/g++.dg/cpp2a/spaceship-synth1a.C | 113 ++++ gcc/testsuite/g++.dg/cpp2a/spaceship-synth2.C | 43 ++ gcc/testsuite/g++.dg/cpp2a/spaceship-synth3.C | 48 ++ gcc/testsuite/g++.dg/cpp2a/spaceship-synth3a.C | 54 ++ gcc/testsuite/g++.dg/cpp2a/spaceship-weak1.C | 15 + gcc/testsuite/g++.dg/lookup/pr21802.C | 5 +- gcc/testsuite/g++.old-deja/g++.robertl/eb22.C | 7 +- libcpp/ChangeLog | 5 + libcpp/include/cpplib.h | 1 + libcpp/lex.c | 9 +- libstdc++-v3/ChangeLog | 5 + libstdc++-v3/include/Makefile.am | 5 +- libstdc++-v3/include/std/functional | 1 + libstdc++-v3/include/std/version | 3 + libstdc++-v3/libsupc++/Makefile.am | 2 +- libstdc++-v3/libsupc++/compare | 644 ++++++++++++++++++ .../std/concepts/concepts.object/regular.cc | 2 +- 61 files changed, 2789 insertions(+), 213 deletions(-) create mode 100644 gcc/testsuite/c-c++-common/cpp/spaceship-1.c create mode 100644 gcc/testsuite/g++.dg/cpp/spaceship-1.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-constexpr1.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-eq1.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-eq1a.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-eq2.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-eq3.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-eq4.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-eq5.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-eq6.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-eq7.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-err1.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-err2.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-rewrite1.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-scalar1.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-scalar1a.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-scalar2.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-scalar3.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-sfinae1.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-synth1.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-synth1a.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-synth2.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-synth3.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-synth3a.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/spaceship-weak1.C create mode 100644 libstdc++-v3/libsupc++/compare