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from a236f706172 c: UX improvements to 'too {few,many} arguments' errors (v5 [...] new 0dd21bce3af d: Merge upstream dmd, druntime c57da0cf59, phobos ad8ee5587

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Summary of changes: gcc/d/d-codegen.cc | 37 +- gcc/d/d-lang.cc | 3 +- gcc/d/dmd/MERGE | 2 +- gcc/d/dmd/astenums.d | 2 +- gcc/d/dmd/attrib.d | 30 - gcc/d/dmd/attrib.h | 3 - gcc/d/dmd/clone.d | 16 +- gcc/d/dmd/constfold.d | 13 +- gcc/d/dmd/declaration.d | 12 +- gcc/d/dmd/declaration.h | 1 + gcc/d/dmd/dscope.d | 2 + gcc/d/dmd/dstruct.d | 19 +- gcc/d/dmd/dsymbol.d | 20 +- gcc/d/dmd/dsymbol.h | 1 + gcc/d/dmd/dsymbolsem.d | 101 +++- gcc/d/dmd/expression.d | 49 +- gcc/d/dmd/expression.h | 3 +- gcc/d/dmd/expressionsem.d | 405 ++++---------- gcc/d/dmd/func.d | 10 +- gcc/d/dmd/funcsem.d | 26 +- gcc/d/dmd/globals.d | 9 +- gcc/d/dmd/globals.h | 11 +- gcc/d/dmd/hdrgen.d | 58 +- gcc/d/dmd/id.d | 1 + gcc/d/dmd/identifier.d | 17 +- gcc/d/dmd/initsem.d | 2 +- gcc/d/dmd/json.d | 3 +- gcc/d/dmd/mtype.d | 24 +- gcc/d/dmd/mtype.h | 2 +- gcc/d/dmd/objc.d | 61 +- gcc/d/dmd/parse.d | 56 +- gcc/d/dmd/printast.d | 6 + gcc/d/dmd/root/filename.d | 3 +- gcc/d/dmd/scope.h | 1 + gcc/d/dmd/semantic3.d | 2 +- gcc/d/dmd/statementsem.d | 2 +- gcc/d/dmd/templatesem.d | 35 +- gcc/d/dmd/tokens.d | 7 + gcc/d/dmd/tokens.h | 1 + gcc/d/dmd/traits.d | 14 +- gcc/d/dmd/typesem.d | 105 +++- gcc/testsuite/gdc.dg/copy1.d | 19 + gcc/testsuite/gdc.test/compilable/aligndefault.d | 28 + .../gdc.test/compilable/extra-files/header1.d | 5 + gcc/testsuite/gdc.test/compilable/rvalue2.d | 22 + .../gdc.test/compilable/shortened_methods.d | 13 + gcc/testsuite/gdc.test/compilable/test19227.d | 4 +- gcc/testsuite/gdc.test/compilable/traits.d | 4 + .../gdc.test/fail_compilation/fail19871.d | 20 - .../gdc.test/fail_compilation/fail19931.d | 15 - .../gdc.test/fail_compilation/fail23036.d | 22 - gcc/testsuite/gdc.test/fail_compilation/ice14642.d | 5 +- gcc/testsuite/gdc.test/fail_compilation/ice9865.d | 3 +- .../gdc.test/fail_compilation/parseStc2.d | 4 +- gcc/testsuite/gdc.test/fail_compilation/short_fn.d | 15 + .../gdc.test/fail_compilation/test19473.d | 3 +- .../gdc.test/fail_compilation/test20719.d | 7 +- gcc/testsuite/gdc.test/runnable/aliasassign.d | 32 +- .../gdc.test/runnable/imports/test23722_2b.d | 13 + gcc/testsuite/gdc.test/runnable/mars1.d | 59 ++ gcc/testsuite/gdc.test/runnable/nrvo.d | 26 + gcc/testsuite/gdc.test/runnable/rvalue1.d | 209 +++++++ gcc/testsuite/gdc.test/runnable/test23036.d | 13 + gcc/testsuite/gdc.test/runnable/test23722_2.d | 10 + libphobos/libdruntime/MERGE | 2 +- libphobos/libdruntime/core/builtins.d | 7 +- libphobos/libdruntime/core/gc/gcinterface.d | 69 +++ libphobos/libdruntime/core/internal/array/utils.d | 6 +- libphobos/libdruntime/core/internal/gc/blkcache.d | 19 +- libphobos/libdruntime/core/internal/gc/blockmeta.d | 88 ++- .../core/internal/gc/impl/conservative/gc.d | 187 +++++++ .../libdruntime/core/internal/gc/impl/manual/gc.d | 20 + .../libdruntime/core/internal/gc/impl/proto/gc.d | 20 + libphobos/libdruntime/core/internal/gc/proxy.d | 20 + libphobos/libdruntime/core/internal/traits.d | 159 +++++- libphobos/libdruntime/core/sys/posix/fcntl.d | 1 + libphobos/libdruntime/core/sys/windows/aclapi.d | 2 +- libphobos/libdruntime/core/sys/windows/aclui.d | 2 +- libphobos/libdruntime/core/sys/windows/commctrl.d | 10 +- libphobos/libdruntime/core/sys/windows/custcntl.d | 1 + libphobos/libdruntime/core/sys/windows/dde.d | 2 +- libphobos/libdruntime/core/sys/windows/ddeml.d | 2 +- libphobos/libdruntime/core/sys/windows/dhcpcsdk.d | 2 +- libphobos/libdruntime/core/sys/windows/errorrep.d | 2 +- libphobos/libdruntime/core/sys/windows/httpext.d | 2 +- libphobos/libdruntime/core/sys/windows/imagehlp.d | 1 + libphobos/libdruntime/core/sys/windows/intshcut.d | 2 +- libphobos/libdruntime/core/sys/windows/iphlpapi.d | 2 +- libphobos/libdruntime/core/sys/windows/lmaccess.d | 2 +- libphobos/libdruntime/core/sys/windows/lmalert.d | 2 +- libphobos/libdruntime/core/sys/windows/lmapibuf.d | 2 +- libphobos/libdruntime/core/sys/windows/lmmsg.d | 2 +- libphobos/libdruntime/core/sys/windows/lmremutl.d | 2 +- libphobos/libdruntime/core/sys/windows/mgmtapi.d | 2 +- libphobos/libdruntime/core/sys/windows/ntdll.d | 2 +- libphobos/libdruntime/core/sys/windows/ntsecapi.d | 2 +- libphobos/libdruntime/core/sys/windows/ole.d | 2 +- libphobos/libdruntime/core/sys/windows/ole2.d | 2 +- libphobos/libdruntime/core/sys/windows/oleacc.d | 2 +- libphobos/libdruntime/core/sys/windows/oleauto.d | 2 +- libphobos/libdruntime/core/sys/windows/oledlg.d | 4 +- libphobos/libdruntime/core/sys/windows/prsht.d | 2 +- libphobos/libdruntime/core/sys/windows/psapi.d | 2 +- libphobos/libdruntime/core/sys/windows/rpc.d | 2 +- libphobos/libdruntime/core/sys/windows/winhttp.d | 2 +- libphobos/libdruntime/core/sys/windows/winnetwk.d | 2 +- libphobos/libdruntime/core/sys/windows/winsvc.d | 2 +- libphobos/libdruntime/core/sys/windows/winuser.d | 2 +- libphobos/libdruntime/core/sys/windows/winver.d | 2 +- libphobos/libdruntime/rt/lifetime.d | 553 +++++------------- libphobos/src/MERGE | 2 +- libphobos/src/etc/c/curl.d | 2 +- libphobos/src/std/algorithm/searching.d | 101 +++- libphobos/src/std/array.d | 58 ++ .../allocator/building_blocks/allocator_list.d | 621 ++++++++++++++++----- libphobos/src/std/format/package.d | 4 +- libphobos/src/std/functional.d | 294 +++++++--- libphobos/src/std/logger/filelogger.d | 2 +- libphobos/src/std/logger/package.d | 4 +- libphobos/src/std/math/traits.d | 52 +- libphobos/src/std/path.d | 2 - libphobos/src/std/process.d | 6 +- libphobos/src/std/stdio.d | 47 +- .../testsuite/libphobos.init_fini/custom_gc.d | 20 + 124 files changed, 2867 insertions(+), 1299 deletions(-) create mode 100644 gcc/testsuite/gdc.dg/copy1.d create mode 100644 gcc/testsuite/gdc.test/compilable/aligndefault.d create mode 100644 gcc/testsuite/gdc.test/compilable/rvalue2.d delete mode 100644 gcc/testsuite/gdc.test/fail_compilation/fail19871.d delete mode 100644 gcc/testsuite/gdc.test/fail_compilation/fail19931.d delete mode 100644 gcc/testsuite/gdc.test/fail_compilation/fail23036.d create mode 100644 gcc/testsuite/gdc.test/fail_compilation/short_fn.d create mode 100644 gcc/testsuite/gdc.test/runnable/imports/test23722_2b.d create mode 100644 gcc/testsuite/gdc.test/runnable/rvalue1.d create mode 100644 gcc/testsuite/gdc.test/runnable/test23036.d create mode 100644 gcc/testsuite/gdc.test/runnable/test23722_2.d