Use -- delimiter for any clang-like compiler

to disambiguous path from arguments.

Signed-off-by: Jiahao XU <[email protected]>

src/lib.rs

@@ -725,6 +725,10 @@ impl Build {
             },
         );
 
+        if compiler.supports_path_delimiter() {
+            cmd.arg("--");
+        }
+
         cmd.arg(&src);
 
         // On MSVC skip the CRT by setting the entry point to `main`.
@@ -1795,14 +1799,16 @@ impl Build {
         if is_asm {
             cmd.args(self.asm_flags.iter().map(std::ops::Deref::deref));
         }
-        if compiler.family == (ToolFamily::Msvc { clang_cl: true }) && !is_assembler_msvc {
+
+        if compiler.supports_path_delimiter() && !is_assembler_msvc {
             // #513: For `clang-cl`, separate flags/options from the input file.
             // When cross-compiling macOS -> Windows, this avoids interpreting
             // common `/Users/...` paths as the `/U` flag and triggering
             // `-Wslash-u-filename` warning.
             cmd.arg("--");
         }
         cmd.arg(&obj.src);
+
         if cfg!(target_os = "macos") {
             self.fix_env_for_apple_os(&mut cmd)?;
         }

src/tool.rs

@@ -420,6 +420,14 @@ impl Tool {
     pub fn is_like_msvc(&self) -> bool {
         matches!(self.family, ToolFamily::Msvc { .. })
     }
+
+    /// 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 }
+        )
+    }
 }
 
 /// Represents the family of tools this tool belongs to.