all: fix some comments

Change-Id: I8a332489815651067a36c84690db9c6cb540882e
Reviewed-on: https://go-review.googlesource.com/c/benchmarks/+/465998
Run-TryBot: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: David Chase <drchase@google.com>

cmd/bent/bent.go

@@ -1300,7 +1300,7 @@ func replaceEnv(env []string, ev string, evv string) []string {
 	return newenv
 }
 
-// replaceEnv returns a new environment derived from env
+// replaceEnvs returns a new environment derived from env
 // by replacing or adding all modifiers in newevs.
 func replaceEnvs(env, newevs []string) []string {
 	for _, e := range newevs {
@@ -1344,7 +1344,7 @@ func ifMissingAddEnv(env []string, ev string, evv string) []string {
 	return env
 }
 
-// csToset converts a comma-separated string into the set of strings between the commas.
+// csToSet converts a comma-separated string into the set of strings between the commas.
 func csToSet(s string) map[string]bool {
 	if s == "" {
 		return nil

stats/edmx.go

@@ -117,7 +117,7 @@ func EDMX(input []float64, delta int) int {
 	return edmx(c, delta)
 }
 
-// EMDXInt runs the EDM-X algorithm on a slice of integer datapoints.
+// EDMXInt runs the EDM-X algorithm on a slice of integer datapoints.
 func EDMXInt(input []int, delta int) int {
 	return edmx(toFloat(input), delta)
 }

third_party/bleve-bench/mapping.go

@@ -26,7 +26,7 @@ import (
 	"github.com/blevesearch/bleve/mapping"
 )
 
-// articleMapping returns a mapping for indexing wikipedia articles
+// ArticleMapping returns a mapping for indexing wikipedia articles
 // in a manner similar to that done by the Apache Lucene nightly
 // benchmarks.
 func ArticleMapping() mapping.IndexMapping {