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Diffstat (limited to 'libgo/go/regexp/all_test.go')
-rw-r--r--libgo/go/regexp/all_test.go4
1 files changed, 4 insertions, 0 deletions
diff --git a/libgo/go/regexp/all_test.go b/libgo/go/regexp/all_test.go
index a6a659c4031..dd1fe9d181d 100644
--- a/libgo/go/regexp/all_test.go
+++ b/libgo/go/regexp/all_test.go
@@ -197,6 +197,10 @@ var replaceTests = []ReplaceTest{
{"a+", "${oops", "aaa", "${oops"},
{"a+", "$$", "aaa", "$"},
{"a+", "$", "aaa", "$"},
+
+ // Substitution when subexpression isn't found
+ {"(x)?", "$1", "123", "123"},
+ {"abc", "$1", "123", "123"},
}
var replaceLiteralTests = []ReplaceTest{
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