diff --git a/cc/compiler.go b/cc/compiler.go
index b410115..8f119cf 100644
--- a/cc/compiler.go
+++ b/cc/compiler.go
@@ -258,6 +258,8 @@
 	CheckBadCompilerFlags(ctx, "cppflags", compiler.Properties.Cppflags)
 	CheckBadCompilerFlags(ctx, "conlyflags", compiler.Properties.Conlyflags)
 	CheckBadCompilerFlags(ctx, "asflags", compiler.Properties.Asflags)
+	CheckBadCompilerFlags(ctx, "vendor.cflags", compiler.Properties.Target.Vendor.Cflags)
+	CheckBadCompilerFlags(ctx, "recovery.cflags", compiler.Properties.Target.Recovery.Cflags)
 
 	esc := proptools.NinjaAndShellEscape
 
@@ -454,6 +456,10 @@
 		flags.CFlags = append(flags.CFlags, esc(compiler.Properties.Target.Vendor.Cflags)...)
 	}
 
+	if ctx.inRecovery() {
+		flags.CFlags = append(flags.CFlags, esc(compiler.Properties.Target.Recovery.Cflags)...)
+	}
+
 	// We can enforce some rules more strictly in the code we own. strict
 	// indicates if this is code that we can be stricter with. If we have
 	// rules that we want to apply to *our* code (but maybe can't for