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[dev.typeparams] merge master into dev.typeparams

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Change-Id: I0e56b7b659ac84e14121325c560a242554196808
This commit is contained in:
Rob Findley 2020-11-03 12:31:40 -05:00
commit 165ceb09f9
641 changed files with 44069 additions and 23186 deletions
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15
src/cmd/compile/internal/gc/main.go
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@ -34,8 +34,6 @@ import (
"strings"
)
var imported_unsafe bool
var (
buildid string
spectre string
@ -241,6 +239,7 @@ func Main(archInit func(*Arch)) {
flag.BoolVar(&flagDWARF, "dwarf", !Wasm, "generate DWARF symbols")
flag.BoolVar(&Ctxt.Flag_locationlists, "dwarflocationlists", true, "add location lists to DWARF in optimized mode")
flag.IntVar(&genDwarfInline, "gendwarfinl", 2, "generate DWARF inline info records")
objabi.Flagfn1("embedcfg", "read go:embed configuration from `file`", readEmbedCfg)
objabi.Flagfn1("importmap", "add `definition` of the form source=actual to import map", addImportMap)
objabi.Flagfn1("importcfg", "read import configuration from `file`", readImportCfg)
flag.StringVar(&flag_installsuffix, "installsuffix", "", "set pkg directory `suffix`")
@ -605,7 +604,7 @@ func Main(archInit func(*Arch)) {
timings.Start("fe", "typecheck", "top1")
for i := 0; i < len(xtop); i++ {
n := xtop[i]
if op := n.Op; op != ODCL && op != OAS && op != OAS2 && (op != ODCLTYPE || !n.Left.Name.Param.Alias) {
if op := n.Op; op != ODCL && op != OAS && op != OAS2 && (op != ODCLTYPE || !n.Left.Name.Param.Alias()) {
xtop[i] = typecheck(n, ctxStmt)
}
}
@ -617,7 +616,7 @@ func Main(archInit func(*Arch)) {
timings.Start("fe", "typecheck", "top2")
for i := 0; i < len(xtop); i++ {
n := xtop[i]
if op := n.Op; op == ODCL || op == OAS || op == OAS2 || op == ODCLTYPE && n.Left.Name.Param.Alias {
if op := n.Op; op == ODCL || op == OAS || op == OAS2 || op == ODCLTYPE && n.Left.Name.Param.Alias() {
xtop[i] = typecheck(n, ctxStmt)
}
}
@ -710,6 +709,13 @@ func Main(archInit func(*Arch)) {
})
}
for _, n := range xtop {
if n.Op == ODCLFUNC {
devirtualize(n)
}
}
Curfn = nil
// Phase 6: Escape analysis.
// Required for moving heap allocations onto stack,
// which in turn is required by the closure implementation,
@ -1185,7 +1191,6 @@ func importfile(f *Val) *types.Pkg {
}
if path_ == "unsafe" {
imported_unsafe = true
return unsafepkg
}