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

from 91a95ad2ae0 [PATCH, rs6000] improve vec_ctf invalid parameter handling. new 726b7aa004d libgo: update to Go1.16rc1

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Summary of changes: gcc/go/gofrontend/MERGE | 2 +- libgo/MERGE | 2 +- libgo/Makefile.am | 2 +- libgo/Makefile.in | 2 +- libgo/VERSION | 2 +- libgo/check-packages.txt | 2 + libgo/go/archive/tar/strconv.go | 2 +- libgo/go/cmd/cgo/gcc.go | 7 + libgo/go/cmd/cgo/out.go | 6 +- libgo/go/cmd/cgo/util.go | 6 +- libgo/go/cmd/go.mod | 4 +- libgo/go/cmd/go/alldocs.go | 863 +- libgo/go/cmd/go/go_test.go | 5 +- libgo/go/cmd/go/internal/base/base.go | 2 +- libgo/go/cmd/go/internal/bug/bug.go | 2 +- libgo/go/cmd/go/internal/fmtcmd/fmt.go | 3 +- libgo/go/cmd/go/internal/generate/generate.go | 20 +- libgo/go/cmd/go/internal/get/get.go | 2 +- libgo/go/cmd/go/internal/help/helpdoc.go | 19 +- libgo/go/cmd/go/internal/list/list.go | 12 +- libgo/go/cmd/go/internal/load/pkg.go | 134 +- libgo/go/cmd/go/internal/load/test.go | 8 +- libgo/go/cmd/go/internal/modcmd/download.go | 4 +- libgo/go/cmd/go/internal/modcmd/edit.go | 5 +- libgo/go/cmd/go/internal/modcmd/graph.go | 2 + libgo/go/cmd/go/internal/modcmd/init.go | 2 + libgo/go/cmd/go/internal/modcmd/tidy.go | 2 + libgo/go/cmd/go/internal/modcmd/vendor.go | 78 +- libgo/go/cmd/go/internal/modcmd/verify.go | 2 + libgo/go/cmd/go/internal/modcmd/why.go | 2 + .../cmd/go/internal/modfetch/codehost/codehost.go | 2 +- libgo/go/cmd/go/internal/modfetch/codehost/git.go | 2 +- libgo/go/cmd/go/internal/modfetch/fetch.go | 108 +- libgo/go/cmd/go/internal/modfetch/proxy.go | 61 +- libgo/go/cmd/go/internal/modget/get.go | 127 +- libgo/go/cmd/go/internal/modget/query.go | 4 +- libgo/go/cmd/go/internal/modload/buildlist.go | 11 + libgo/go/cmd/go/internal/modload/help.go | 484 +- libgo/go/cmd/go/internal/modload/import.go | 82 +- libgo/go/cmd/go/internal/modload/import_test.go | 13 +- libgo/go/cmd/go/internal/modload/init.go | 81 +- libgo/go/cmd/go/internal/modload/load.go | 21 +- libgo/go/cmd/go/internal/modload/modfile.go | 4 +- libgo/go/cmd/go/internal/modload/mvs.go | 16 - libgo/go/cmd/go/internal/modload/query.go | 10 +- libgo/go/cmd/go/internal/modload/vendor.go | 2 +- libgo/go/cmd/go/internal/str/str.go | 14 + libgo/go/cmd/go/internal/test/genflags.go | 2 +- libgo/go/cmd/go/internal/test/test.go | 2 +- libgo/go/cmd/go/internal/test/testflag.go | 2 +- libgo/go/cmd/go/internal/tool/tool.go | 17 +- libgo/go/cmd/go/internal/vcs/vcs.go | 4 +- libgo/go/cmd/go/internal/vet/vetflag.go | 2 +- libgo/go/cmd/go/internal/work/build.go | 7 +- libgo/go/cmd/go/internal/work/buildid.go | 2 +- libgo/go/cmd/go/internal/work/exec.go | 17 +- libgo/go/cmd/go/internal/work/gccgo.go | 8 +- libgo/go/cmd/go/testdata/addmod.go | 2 +- .../go/testdata/script/link_syso_issue33139.txt | 2 +- libgo/go/cmd/go/testdata/script/mod_bad_domain.txt | 2 +- libgo/go/cmd/go/testdata/script/mod_edit.txt | 6 + .../go/cmd/go/testdata/script/mod_get_fallback.txt | 2 +- .../cmd/go/testdata/script/mod_gobuild_import.txt | 2 +- .../cmd/go/testdata/script/mod_list_bad_import.txt | 2 +- libgo/go/cmd/go/testdata/script/mod_readonly.txt | 10 +- .../go/cmd/go/testdata/script/mod_vendor_auto.txt | 6 +- libgo/go/cmd/go/testdata/script/mod_versions.txt | 6 +- libgo/go/cmd/internal/browser/browser.go | 2 +- libgo/go/cmd/test2json/main.go | 8 +- libgo/go/cmd/vendor/modules.txt | 4 +- libgo/go/crypto/elliptic/p224.go | 41 +- libgo/go/crypto/elliptic/p224_test.go | 277 +- libgo/go/crypto/rand/rand_windows.go | 4 +- libgo/go/crypto/tls/common.go | 21 - libgo/go/crypto/tls/conn.go | 62 +- libgo/go/crypto/tls/handshake_client.go | 11 +- libgo/go/crypto/tls/handshake_client_test.go | 36 - libgo/go/crypto/tls/handshake_client_tls13.go | 3 - libgo/go/crypto/tls/handshake_server.go | 17 +- libgo/go/crypto/tls/handshake_server_test.go | 50 +- libgo/go/crypto/tls/handshake_server_tls13.go | 4 +- libgo/go/crypto/tls/tls.go | 55 +- libgo/go/crypto/x509/root.go | 6 +- libgo/go/crypto/x509/root_ios.go | 280 +- libgo/go/crypto/x509/x509.go | 108 - libgo/go/crypto/x509/x509_test.go | 54 +- libgo/go/embed/embed.go | 6 + libgo/go/embed/internal/embedtest/embed_test.go | 49 +- libgo/go/embed/internal/embedtest/embedx_test.go | 14 - libgo/go/encoding/asn1/asn1.go | 9 + libgo/go/go/build/build.go | 70 +- libgo/go/go/build/build_test.go | 3 +- libgo/go/go/build/constraint/expr.go | 574 + libgo/go/go/build/constraint/expr_test.go | 317 + libgo/go/go/build/deps_test.go | 47 +- libgo/go/go/build/read.go | 109 +- libgo/go/go/build/read_test.go | 69 +- .../withvendor/src/a/{ => vendor}/c/d/d.go | 0 .../go/internal/gccgoimporter/gccgoinstallation.go | 2 +- libgo/go/go/internal/srcimporter/srcimporter.go | 2 +- libgo/go/go/types/stdlib_test.go | 2 + libgo/go/golang.org/x/mod/modfile/rule.go | 30 + .../go/golang.org/x/tools/go/analysis/analysis.go | 4 + .../golang.org/x/tools/go/analysis/diagnostic.go | 4 + libgo/go/golang.org/x/tools/go/analysis/doc.go | 4 + .../go/analysis/internal/analysisflags/help.go | 4 + .../analysis/passes/internal/analysisutil/util.go | 4 + .../x/tools/go/analysis/passes/printf/types.go | 4 + .../go/analysis/passes/structtag/structtag.go | 94 +- .../go/analysis/unitchecker/unitchecker112.go | 4 + .../go/golang.org/x/tools/go/analysis/validate.go | 4 + libgo/go/golang.org/x/tools/go/ast/astutil/util.go | 4 + .../golang.org/x/tools/go/ast/inspector/typeof.go | 4 + libgo/go/html/template/exec_test.go | 55 + libgo/go/html/template/template.go | 90 +- libgo/go/internal/execabs/execabs.go | 70 + libgo/go/internal/execabs/execabs_test.go | 104 + libgo/go/internal/goroot/gc.go | 2 +- .../go/internal/syscall/windows/syscall_windows.go | 2 + .../internal/syscall/windows/zsyscall_windows.go | 13 + libgo/go/io/fs/glob.go | 4 +- libgo/go/io/fs/glob_test.go | 2 +- libgo/go/io/fs/walk.go | 15 +- libgo/go/io/fs/walk_test.go | 26 - libgo/go/io/ioutil/example_test.go | 2 +- libgo/go/math/rand/gen_cooked.go | 2 +- libgo/go/math/sqrt.go | 2 +- libgo/go/net/http/fcgi/child.go | 3 - libgo/go/net/http/fcgi/fcgi_test.go | 12 +- libgo/go/net/http/httputil/dump.go | 15 +- libgo/go/net/http/httputil/dump_test.go | 80 +- libgo/go/net/http/serve_test.go | 6 +- libgo/go/net/http/server.go | 2 +- libgo/go/net/http/transport.go | 10 +- libgo/go/net/http/transport_test.go | 2 +- libgo/go/net/mail/message_test.go | 8 +- libgo/go/os/file_plan9.go | 10 - libgo/go/os/file_unix.go | 8 + libgo/go/os/os_test.go | 45 +- libgo/go/os/os_windows_test.go | 11 +- libgo/go/os/signal/signal_linux_test.go | 42 + libgo/go/os/signal/signal_test.go | 102 +- libgo/go/os/tempfile.go | 21 +- .../bpf/t-bpf => libgo/go/os/testdata/dirfs/a | 0 .../bpf/t-bpf => libgo/go/os/testdata/dirfs/b | 0 .../bpf/t-bpf => libgo/go/os/testdata/dirfs/dir/x | 0 libgo/go/reflect/all_test.go | 170 - libgo/go/reflect/type.go | 43 +- libgo/go/runtime/crash_test.go | 12 + libgo/go/runtime/defer_test.go | 28 + libgo/go/runtime/export_test.go | 4 +- libgo/go/runtime/histogram.go | 60 +- libgo/go/runtime/histogram_test.go | 22 +- libgo/go/runtime/metrics.go | 53 +- libgo/go/runtime/metrics/description.go | 16 +- libgo/go/runtime/metrics/doc.go | 4 +- libgo/go/runtime/metrics/example_test.go | 96 + libgo/go/runtime/metrics/histogram.go | 29 +- libgo/go/runtime/metrics/value.go | 2 +- libgo/go/runtime/metrics_test.go | 38 +- libgo/go/runtime/mgcmark.go | 4 +- libgo/go/runtime/mgcscavenge.go | 2 +- libgo/go/runtime/msan0.go | 9 +- libgo/go/runtime/os_freebsd.go | 2 +- libgo/go/runtime/os_gccgo.go | 5 + libgo/go/runtime/os_js.go | 7 +- libgo/go/runtime/os_openbsd.go | 1 - libgo/go/runtime/proc.go | 79 +- libgo/go/runtime/runtime2.go | 1 - libgo/go/runtime/signal_unix.go | 9 +- libgo/go/runtime/signal_windows_test.go | 64 + libgo/go/runtime/sigqueue.go | 34 +- libgo/go/runtime/stubs2.go | 2 +- libgo/go/runtime/testdata/testprog/deadlock.go | 39 + libgo/go/runtime/testdata/testwinsignal/main.go | 19 + libgo/go/runtime/time.go | 6 + libgo/go/runtime/timestub2.go | 4 - libgo/go/syscall/exec_darwin.go | 259 - libgo/go/syscall/exec_unix.go | 4 + libgo/go/syscall/{mkasm_darwin.go => mkasm.go} | 31 +- libgo/go/syscall/syscall_linux_test.go | 13 + libgo/go/testing/fstest/testfs.go | 3 +- libgo/go/time/sleep.go | 13 +- libgo/go/time/tzdata/zipdata.go | 13694 ++++++++++--------- libgo/libgo-packages.txt | 2 + libgo/merge.sh | 2 +- libgo/misc/cgo/test/pkg_test.go | 2 +- libgo/misc/cgo/testcarchive/carchive_test.go | 5 - 188 files changed, 10374 insertions(+), 10113 deletions(-) create mode 100644 libgo/go/go/build/constraint/expr.go create mode 100644 libgo/go/go/build/constraint/expr_test.go rename libgo/go/go/build/testdata/withvendor/src/a/{ => vendor}/c/d/d.go (100%) create mode 100644 libgo/go/internal/execabs/execabs.go create mode 100644 libgo/go/internal/execabs/execabs_test.go create mode 100644 libgo/go/os/signal/signal_linux_test.go copy gcc/config/bpf/t-bpf => libgo/go/os/testdata/dirfs/a (100%) copy gcc/config/bpf/t-bpf => libgo/go/os/testdata/dirfs/b (100%) copy gcc/config/bpf/t-bpf => libgo/go/os/testdata/dirfs/dir/x (100%) create mode 100644 libgo/go/runtime/metrics/example_test.go create mode 100644 libgo/go/runtime/testdata/testwinsignal/main.go delete mode 100644 libgo/go/syscall/exec_darwin.go rename libgo/go/syscall/{mkasm_darwin.go => mkasm.go} (51%)