File Manager

X7ROOT File Manager

Current Path: /opt/golang/1.19.4/src/cmd/compile/internal/test

opt / golang / 1.19.4 / src / cmd / compile / internal / test /

📁 ..
📄 README(205 B)
📄 abiutils_test.go(14.51 KB)
📄 abiutilsaux_test.go(3.24 KB)
📄 align_test.go(1.57 KB)
📄 bench_test.go(2.08 KB)
📄 clobberdead_test.go(1.25 KB)
📄 constFold_test.go(322.99 KB)
📄 dep_test.go(858 B)
📄 divconst_test.go(7.74 KB)
📄 fixedbugs_test.go(2.24 KB)
📄 float_test.go(12.48 KB)
📄 global_test.go(2.59 KB)
📄 iface_test.go(1.92 KB)
📄 inl_test.go(8.19 KB)
📄 inst_test.go(2.21 KB)
📄 intrinsics_test.go(1.08 KB)
📄 issue50182_test.go(1.24 KB)
📄 lang_test.go(1.47 KB)
📄 logic_test.go(11.08 KB)
📄 mulconst_test.go(4.29 KB)
📄 race.go(1.33 KB)
📄 reproduciblebuilds_test.go(2.9 KB)
📄 shift_test.go(21.62 KB)
📄 ssa_test.go(5.12 KB)
📄 switch_test.go(2.29 KB)
📄 test.go(13 B)
📁 testdata
📄 truncconst_test.go(1.76 KB)
📄 zerorange_test.go(4.06 KB)

Editing: issue50182_test.go

// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package test

import (
	"fmt"
	"sort"
	"testing"
)

// Test that calling methods on generic types doesn't cause allocations.
func genericSorted[T sort.Interface](data T) bool {
	n := data.Len()
	for i := n - 1; i > 0; i-- {
		if data.Less(i, i-1) {
			return false
		}
	}
	return true
}
func TestGenericSorted(t *testing.T) {
	var data = sort.IntSlice{-10, -5, 0, 1, 2, 3, 5, 7, 11, 100, 100, 100, 1000, 10000}
	f := func() {
		genericSorted(data)
	}
	if n := testing.AllocsPerRun(10, f); n > 0 {
		t.Errorf("got %f allocs, want 0", n)
	}
}

// Test that escape analysis correctly tracks escaping inside of methods
// called on generic types.
type fooer interface {
	foo()
}
type P struct {
	p *int
	q int
}

var esc []*int

func (p P) foo() {
	esc = append(esc, p.p) // foo escapes the pointer from inside of p
}
func f[T fooer](t T) {
	t.foo()
}
func TestGenericEscape(t *testing.T) {
	for i := 0; i < 4; i++ {
		var x int = 77 + i
		var p P = P{p: &x}
		f(p)
	}
	for i, p := range esc {
		if got, want := *p, 77+i; got != want {
			panic(fmt.Sprintf("entry %d: got %d, want %d", i, got, want))
		}
	}
}

X7ROOT File Manager

Editing: issue50182_test.go

Upload File

Create Folder