new

Change-Id: I2ede8e7cad326c8456556cf5cf4be4d893856439

Author: qiulaidongfeng

src/cmd/go/testdata/script/list_pkgconfig_error.txt

@@ -2,6 +2,7 @@
 [!exec:pkg-config] skip 'test requires pkg-config tool'
 
 ! go list -export .
+stderr '^# example\n# '
 stderr 'pkg-config'
 stderr 'not found|not find'
 stderr 'package|Package'