Fix compilation on macOS using clang and fix compilation using zig-cc (#1364)

* Fix compilation on macOS using clang and fix zig-cc

* Reenable test detecting the regression

* Fix fmt in tool.rs

* Add comment

Author: NobodyXu

src/tool.rs

@@ -428,10 +428,8 @@ impl Tool {
 
     /// Supports using `--` delimiter to separate arguments and path to source files.
     pub(crate) fn supports_path_delimiter(&self) -> bool {
-        matches!(
-            self.family,
-            ToolFamily::Clang { .. } | ToolFamily::Msvc { clang_cl: true }
-        ) && !self.cuda
+        // homebrew clang and zig-cc does not support this while stock version does
+        matches!(self.family, ToolFamily::Msvc { clang_cl: true }) && !self.cuda
     }
 }
 

tests/test.rs

@@ -405,8 +405,6 @@ fn gnu_static() {
 }
 
 #[test]
-// on macOS, cc/gcc is link to apple clang
-#[cfg_attr(target_os = "macos", ignore)]
 fn gnu_no_dash_dash() {
     let test = Test::gnu();
     test.gcc().file("foo.c").compile("foo");