fix benchmark code

Author: mattn

.github/workflows/test.yaml

@@ -12,12 +12,11 @@ jobs:
       matrix:
         os: [windows-latest, macos-latest, ubuntu-latest]
         go:
-          - "1.15"
-          - "1.16"
-          - "1.17"
-          - "1.18"
-          - "1.19"
+          - "1.22"
+          - "1.21"
           - "1.20"
+          - "1.19"
+          - "1.18"
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v3

benchmark_test.go

@@ -53,13 +53,13 @@ func benchRuneWidth(b *testing.B, eastAsianWidth bool, start, stop rune, want in
 	return n
 }
 func BenchmarkRuneWidthAll(b *testing.B) {
-	benchSink = benchRuneWidth(b, false, 0, utf8.MaxRune+1, 1293942)
+	benchSink = benchRuneWidth(b, false, 0, utf8.MaxRune+1, 1293933)
 }
 func BenchmarkRuneWidth768(b *testing.B) {
 	benchSink = benchRuneWidth(b, false, 0, 0x300, 702)
 }
 func BenchmarkRuneWidthAllEastAsian(b *testing.B) {
-	benchSink = benchRuneWidth(b, true, 0, utf8.MaxRune+1, 1432568)
+	benchSink = benchRuneWidth(b, true, 0, utf8.MaxRune+1, 1432559)
 }
 func BenchmarkRuneWidth768EastAsian(b *testing.B) {
 	benchSink = benchRuneWidth(b, true, 0, 0x300, 794)
@@ -113,21 +113,19 @@ func benchString1Width(b *testing.B, eastAsianWidth bool, start, stop rune, want
 	return n
 }
 func BenchmarkString1WidthAll(b *testing.B) {
-	benchSink = benchString1Width(b, false, 0, utf8.MaxRune+1, 1295990)
+	benchSink = benchString1Width(b, false, 0, utf8.MaxRune+1, 1295981)
 }
 func BenchmarkString1Width768(b *testing.B) {
 	benchSink = benchString1Width(b, false, 0, 0x300, 702)
 }
 func BenchmarkString1WidthAllEastAsian(b *testing.B) {
-	benchSink = benchString1Width(b, true, 0, utf8.MaxRune+1, 1436664)
+	benchSink = benchString1Width(b, true, 0, utf8.MaxRune+1, 1436655)
 }
 func BenchmarkString1Width768EastAsian(b *testing.B) {
 	benchSink = benchString1Width(b, true, 0, 0x300, 794)
 }
 
-//
 // tables
-//
 func benchTable(b *testing.B, tbl table) int {
 	n := 0
 	for i := 0; i < b.N; i++ {