2 files changed, 29 insertions, 0 deletions
diff --git a/src/cmd/cgo/internal/testplugin/plugin_test.go b/src/cmd/cgo/internal/testplugin/plugin_test.go
index 542ee2d460..53ccc17a07 100644
--- a/src/cmd/cgo/internal/testplugin/plugin_test.go
+++ b/src/cmd/cgo/internal/testplugin/plugin_test.go
@@ -388,3 +388,10 @@ func TestForkExec(t *testing.T) {
 		t.Fatalf("subprocess hang")
 	}
 }
+
+func TestGeneric(t *testing.T) {
+	// Issue 58800: generic function name may contain weird characters
+	// that confuse the external linker.
+	globalSkip(t)
+	goCmd(t, "build", "-buildmode=plugin", "-o", "generic.so", "./generic/plugin.go")
+}
diff --git a/src/cmd/cgo/internal/testplugin/testdata/generic/plugin.go b/src/cmd/cgo/internal/testplugin/testdata/generic/plugin.go
new file mode 100644
index 0000000000..6d3835a7ec
--- /dev/null
+++ b/src/cmd/cgo/internal/testplugin/testdata/generic/plugin.go
@@ -0,0 +1,22 @@
+// Copyright 2023 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Instantiated function name may contain weird characters
+// that confuse the external linker, so it needs to be
+// mangled.
+
+package main
+
+//go:noinline
+func F[T any]() {}
+
+type S struct {
+	X int `parser:"|@@)"`
+}
+
+func P() {
+	F[S]()
+}
+
+func main() {}