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master
test/fixedbugs/issue16016.go
49 строк
877 B
Ian Lance Taylor
test: issue16016: use fewer goroutines for gccgo
27 мар 2024, 21:39
27 мар 2024, 21:39
132f9fa
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// run // Copyright 2016 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 main import ( "runtime" "time" ) type T struct{} func (*T) Foo(vals []interface{}) { switch v := vals[0].(type) { case string: _ = v } } type R struct{ *T } type Q interface { Foo([]interface{}) } func main() { var count = 10000 if runtime.Compiler == "gccgo" { // On targets without split-stack libgo allocates // a large stack for each goroutine. On 32-bit // systems this test can run out of memory. const intSize = 32 << (^uint(0) >> 63) // 32 or 64 if intSize < 64 { count = 100 } } var q Q = &R{&T{}} for i := 0; i < count; i++ { go func() { defer q.Foo([]interface{}{"meow"}) time.Sleep(100 * time.Millisecond) }() } time.Sleep(1 * time.Second) }