libgo: Update to October 24 version of master library.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@204466 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 9 insertions, 11 deletions

diff --git a/libgo/go/regexp/exec_test.go b/libgo/go/regexp/exec_test.go
index 9dfaed713f70..70d069c06110 100644
--- a/libgo/go/regexp/exec_test.go
+++ b/libgo/go/regexp/exec_test.go
@@ -9,7 +9,6 @@ import (
 	"compress/bzip2"
 	"fmt"
 	"io"
-	"math/rand"
 	"os"
 	"path/filepath"
 	"regexp/syntax"
@@ -67,13 +66,6 @@ func TestRE2Search(t *testing.T) {
 	testRE2(t, "testdata/re2-search.txt")
 }
 
-func TestRE2Exhaustive(t *testing.T) {
-	if testing.Short() {
-		t.Skip("skipping TestRE2Exhaustive during short test")
-	}
-	testRE2(t, "testdata/re2-exhaustive.txt.bz2")
-}
-
 func testRE2(t *testing.T, file string) {
 	f, err := os.Open(file)
 	if err != nil {
@@ -650,11 +642,17 @@ func makeText(n int) []byte {
 		return text[:n]
 	}
 	text = make([]byte, n)
+	x := ^uint32(0)
 	for i := range text {
-		if rand.Intn(30) == 0 {
+		x += x
+		x ^= 1
+		if int32(x) < 0 {
+			x ^= 0x88888eef
+		}
+		if x%31 == 0 {
 			text[i] = '\n'
 		} else {
-			text[i] = byte(rand.Intn(0x7E+1-0x20) + 0x20)
+			text[i] = byte(x%(0x7E+1-0x20) + 0x20)
 		}
 	}
 	return text
@@ -691,7 +689,7 @@ func BenchmarkMatchEasy1_1K(b *testing.B)   { benchmark(b, easy1, 1<<10) }
 func BenchmarkMatchEasy1_32K(b *testing.B)  { benchmark(b, easy1, 32<<10) }
 func BenchmarkMatchEasy1_1M(b *testing.B)   { benchmark(b, easy1, 1<<20) }
 func BenchmarkMatchEasy1_32M(b *testing.B)  { benchmark(b, easy1, 32<<20) }
-func BenchmarkMatchMedium_32(b *testing.B)  { benchmark(b, medium, 1<<0) }
+func BenchmarkMatchMedium_32(b *testing.B)  { benchmark(b, medium, 32<<0) }
 func BenchmarkMatchMedium_1K(b *testing.B)  { benchmark(b, medium, 1<<10) }
 func BenchmarkMatchMedium_32K(b *testing.B) { benchmark(b, medium, 32<<10) }
 func BenchmarkMatchMedium_1M(b *testing.B)  { benchmark(b, medium, 1<<20) }