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from 3ead06c1cff c++: Reject anonymous struct with bases new 6cd005a255f c++: Implement P0466R5 __cpp_lib_is_pointer_interconvertibl [...] new 45cb789e6ad mips: add MSA vec_cmp and vec_cmpu expand pattern [PR101132] new 2065654435e mips: Fix up mips_atomic_assign_expand_fenv [PR94780]

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Summary of changes: gcc/c-family/c-common.c | 2 + gcc/c-family/c-common.h | 1 + gcc/config/mips/mips-msa.md | 22 ++++ gcc/config/mips/mips-protos.h | 1 + gcc/config/mips/mips.c | 23 +++- gcc/cp/constexpr.c | 16 ++- gcc/cp/constraint.cc | 4 + gcc/cp/cp-gimplify.c | 50 ++++++-- gcc/cp/cp-objcp-common.c | 1 + gcc/cp/cp-tree.h | 3 + gcc/cp/cxx-pretty-print.c | 7 +- gcc/cp/decl.c | 9 ++ gcc/cp/parser.c | 5 + gcc/cp/semantics.c | 114 ++++++++++++++++- gcc/cp/tree.c | 15 ++- .../cpp2a/is-pointer-interconvertible-base-of1.C | 55 +++++++++ .../is-pointer-interconvertible-with-class1.C | 65 ++++++++++ .../is-pointer-interconvertible-with-class2.C | 135 +++++++++++++++++++++ .../is-pointer-interconvertible-with-class3.C | 11 ++ .../is-pointer-interconvertible-with-class4.C | 31 +++++ .../is-pointer-interconvertible-with-class5.C | 59 +++++++++ .../is-pointer-interconvertible-with-class6.C | 19 +++ gcc/testsuite/gcc.target/mips/pr101132.c | 14 +++ 23 files changed, 632 insertions(+), 30 deletions(-) create mode 100644 gcc/testsuite/g++.dg/cpp2a/is-pointer-interconvertible-base-of1.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/is-pointer-interconvertible-with-class1.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/is-pointer-interconvertible-with-class2.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/is-pointer-interconvertible-with-class3.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/is-pointer-interconvertible-with-class4.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/is-pointer-interconvertible-with-class5.C create mode 100644 gcc/testsuite/g++.dg/cpp2a/is-pointer-interconvertible-with-class6.C create mode 100644 gcc/testsuite/gcc.target/mips/pr101132.c