From 91ca3e2d58b2b53d8c907abddc5a246a8e8b9051 Mon Sep 17 00:00:00 2001
From: Tobias Pankrath <tobias@pankrath.net>
Date: Sat, 29 Jan 2022 18:37:52 +0100
Subject: dlang: fix #9250 invalid include flag for root directory

---
 mesonbuild/compilers/d.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/mesonbuild/compilers/d.py b/mesonbuild/compilers/d.py
index bae293e..d94df4b 100644
--- a/mesonbuild/compilers/d.py
+++ b/mesonbuild/compilers/d.py
@@ -105,6 +105,8 @@ class DmdLikeCompilerMixin(CompilerMixinBase):
         return ['-of=' + outputname]
 
     def get_include_args(self, path: str, is_system: bool) -> T.List[str]:
+        if path == "":
+            path = "."
         return ['-I=' + path]
 
     def compute_parameters_with_absolute_paths(self, parameter_list: T.List[str],
-- 
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