diff options
Diffstat (limited to 'src/pkg/testing/benchmark.go')
| -rw-r--r-- | src/pkg/testing/benchmark.go | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/pkg/testing/benchmark.go b/src/pkg/testing/benchmark.go index db4c65941..f8b53e63a 100644 --- a/src/pkg/testing/benchmark.go +++ b/src/pkg/testing/benchmark.go @@ -143,7 +143,6 @@ func (b *B) run() BenchmarkResult { b.runN(n) } return BenchmarkResult{b.N, b.ns, b.bytes} - } // The results of a benchmark run. @@ -183,6 +182,7 @@ func RunBenchmarks(matchString func(pat, str string) (bool, os.Error), benchmark if len(*matchBenchmarks) == 0 { return } + procs := runtime.GOMAXPROCS(-1) for _, Benchmark := range benchmarks { matched, err := matchString(*matchBenchmarks, Benchmark.Name) if err != nil { @@ -194,7 +194,12 @@ func RunBenchmarks(matchString func(pat, str string) (bool, os.Error), benchmark } b := &B{benchmark: Benchmark} r := b.run() - fmt.Printf("%s\t%v\n", Benchmark.Name, r) + print(fmt.Sprintf("%s\t%v\n", Benchmark.Name, r)) + if p := runtime.GOMAXPROCS(-1); p != procs { + print(fmt.Sprintf("%s left GOMAXPROCS set to %d\n", Benchmark.Name, p)) + procs = p + } + } } |