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path: root/libgo/go/strconv/itoa_test.go
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Diffstat (limited to 'libgo/go/strconv/itoa_test.go')
-rw-r--r--libgo/go/strconv/itoa_test.go34
1 files changed, 0 insertions, 34 deletions
diff --git a/libgo/go/strconv/itoa_test.go b/libgo/go/strconv/itoa_test.go
index 63d2fa44e02..e0213ae9afe 100644
--- a/libgo/go/strconv/itoa_test.go
+++ b/libgo/go/strconv/itoa_test.go
@@ -5,7 +5,6 @@
package strconv_test
import (
- "runtime"
. "strconv"
"testing"
)
@@ -126,39 +125,6 @@ func TestUitoa(t *testing.T) {
}
}
-func numAllocations(f func()) int {
- runtime.GC()
- memstats := new(runtime.MemStats)
- runtime.ReadMemStats(memstats)
- n0 := memstats.Mallocs
- f()
- runtime.ReadMemStats(memstats)
- return int(memstats.Mallocs - n0)
-}
-
-/* This test relies on escape analysis which gccgo does not yet do.
-
-var globalBuf [64]byte
-
-func TestAppendUintDoesntAllocate(t *testing.T) {
- n := numAllocations(func() {
- var buf [64]byte
- AppendInt(buf[:0], 123, 10)
- })
- want := 1 // TODO(bradfitz): this might be 0, once escape analysis is better
- if n != want {
- t.Errorf("with local buffer, did %d allocations, want %d", n, want)
- }
- n = numAllocations(func() {
- AppendInt(globalBuf[:0], 123, 10)
- })
- if n != 0 {
- t.Errorf("with reused buffer, did %d allocations, want 0", n)
- }
-}
-
-*/
-
func BenchmarkFormatInt(b *testing.B) {
for i := 0; i < b.N; i++ {
for _, test := range itob64tests {