Only add -fno-omit-frame-pointer if using debug profile.

Author: ratmice

src/lib.rs

@@ -209,8 +209,16 @@ impl ToolFamily {
             }
             ToolFamily::Gnu | ToolFamily::Clang => {
                 cmd.push_cc_arg("-g".into());
+            }
+        }
+    }
+
+    fn add_debug_profile_flags(&self, cmd: &mut Tool) {
+        match *self {
+            ToolFamily::Gnu | ToolFamily::Clang => {
                 cmd.push_cc_arg("-fno-omit-frame-pointer".into());
             }
+            _ => (),
         }
     }
 
@@ -1328,6 +1336,9 @@ impl Build {
             }
             let family = cmd.family;
             family.add_debug_flags(cmd);
+            if self.getenv("PROFILE").unwrap_or(String::new()) == "debug" {
+                family.add_debug_profile_flags(cmd);
+            }
         }
 
         // Target flags