Pass -march=i686 for i686 Linux

See: * rust-lang/rust#34650 * rust-lang/rust#34578
9 years ago · a9795511e5
1 changed files with 3 additions and 0 deletions
--- a/src/lib.rs
+++ b/src/lib.rs
@ -457,6 +457,9 @@ impl Config {
            if target.starts_with("i586-unknown-linux-") {
                cmd.args.push("-march=pentium".into());
            }
+            if target.starts_with("i686-unknown-linux-") {
+                cmd.args.push("-march=i686".into());
+            }
        }

        if self.cpp && !msvc {