Use debug version of MSVC runtime library on debug

Fixed #1230
rust-lang · Oct 6, 2024 · d33d30f · d33d30f
1 parent 338e434
commit d33d30f
Showing 1 changed file with 11 additions and 2 deletions.
diff --git a/src/lib.rs b/src/lib.rs
@@ -1945,10 +1945,19 @@ impl Build {
                     None => {
                         let features = self.getenv("CARGO_CFG_TARGET_FEATURE");
                         let features = features.as_deref().unwrap_or_default();
+                        let debug = self.get_debug();
                         if features.to_string_lossy().contains("crt-static") {
-                            "-MT"
+                            if debug {
+                                "-MTd"
+                            } else {
+                                "-MT"
+                            }
                         } else {
-                            "-MD"
+                            if debug {
+                                "-MDd"
+                            } else {
+                                "-MD"
+                            }
                         }
                     }
                 };