codeparser: make var_expands actually hold useful information

Previously, it was calling var_expands.update() rather than add(), with
a string argument, resulting in adding each character of that string to
the var_expands set, rather than the string itself.

(Bitbake rev: 8e4e75383e43d6da2c16ec5286186a0d0569b0f8)

Signed-off-by: Christopher Larson <kergoth@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/bitbake/lib/bb/codeparser.py b/bitbake/lib/bb/codeparser.py
index 83bbb927a0..0dd9a365ee 100644
--- a/bitbake/lib/bb/codeparser.py
+++ b/bitbake/lib/bb/codeparser.py
@@ -227,7 +227,7 @@ class PythonParser():
             elif self.compare_name(self.expands, node.func):
                 if isinstance(node.args[0], ast.Str):
                     self.warn(node.func, node.args[0])
-                    self.var_expands.update(node.args[0].s)
+                    self.var_expands.add(node.args[0].s)
                 elif isinstance(node.args[0], ast.Call) and \
                      self.compare_name(self.getvars, node.args[0].func):
                     pass