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-rw-r--r--Library/Homebrew/formula_installer.rb5
1 files changed, 4 insertions, 1 deletions
diff --git a/Library/Homebrew/formula_installer.rb b/Library/Homebrew/formula_installer.rb
index 0bd71c08a..c6e179c60 100644
--- a/Library/Homebrew/formula_installer.rb
+++ b/Library/Homebrew/formula_installer.rb
@@ -293,7 +293,10 @@ class FormulaInstaller
expanded_deps = ARGV.filter_for_dependencies do
Dependency.expand(f, deps) do |dependent, dep|
options = inherited_options[dep.name] = inherited_options_for(dep)
- build = effective_build_options_for(dependent, inherited_options[dependent.name])
+ build = effective_build_options_for(
+ dependent,
+ inherited_options.fetch(dependent.name, [])
+ )
if (dep.optional? || dep.recommended?) && build.without?(dep)
Dependency.prune