diff --git a/src/cmd/compile/internal/gc/lang_test.go b/src/cmd/compile/internal/gc/lang_test.go index b225f03a1de1f233d222fb5acc375977057d5d82..72e7f07a21c0028ce8a6352cc63ae2a2584d08a5 100644 --- a/src/cmd/compile/internal/gc/lang_test.go +++ b/src/cmd/compile/internal/gc/lang_test.go @@ -41,6 +41,11 @@ func TestInvalidLang(t *testing.T) { t.Error("compilation with -lang=go9.99 succeeded unexpectedly") } + // This test will have to be adjusted if we ever reach 1.99 or 2.0. + if testLang(t, "go1.99", src, outfile) == nil { + t.Error("compilation with -lang=go1.99 succeeded unexpectedly") + } + if testLang(t, "go1.8", src, outfile) == nil { t.Error("compilation with -lang=go1.8 succeeded unexpectedly") } diff --git a/src/cmd/compile/internal/gc/main.go b/src/cmd/compile/internal/gc/main.go index e5d42bfd7da1549dd2c3c1983c67875da344bc87..44c540492b0927c5c0162f629abd82f256415145 100644 --- a/src/cmd/compile/internal/gc/main.go +++ b/src/cmd/compile/internal/gc/main.go @@ -1444,7 +1444,7 @@ func checkLang() { if err != nil { log.Fatalf("internal error parsing default lang %q: %v", def, err) } - if langWant.major > defVers.major || (langWant.major == defVers.major && langWant.major > defVers.minor) { + if langWant.major > defVers.major || (langWant.major == defVers.major && langWant.minor > defVers.minor) { log.Fatalf("invalid value %q for -lang: max known version is %q", flag_lang, def) } }