Rollup merge of #95047 - TaKO8Ki:remove-unnecessary-pattern-for-ignoring-all-parts...

[rust.git] / src / bootstrap / configure.py

diff --git a/src/bootstrap/configure.py b/src/bootstrap/configure.py
index 94424cb4548fa5d0f5d8ef21ed4ef9291ef90550..87a130a09827dfbf2c988b8aa53a41983337e369 100755 (executable)
--- a/src/bootstrap/configure.py
+++ b/src/bootstrap/configure.py
@@ -279,6 +279,10 @@ def build():
 
 
 def set(key, value):
+    if isinstance(value, list):
+        # Remove empty values, which value.split(',') tends to generate.
+        value = [v for v in value if v]
+
     s = "{:20} := {}".format(key, value)
     if len(s) < 70:
         p(s)