add a comment about parsing only prefix in header.rs

kennytm · Jan 16, 2018 · bd70f0f · bd70f0f
1 parent 567b07c
commit bd70f0f
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/tools/compiletest/src/header.rs b/src/tools/compiletest/src/header.rs
@@ -41,6 +41,8 @@ impl EarlyProps {
         iter_header(testfile,
                     None,
                     &mut |ln| {
+            // we should check if any only-<platform> exists and if it exists
+            // and does not matches the current platform, skip the test
             props.ignore =
                 props.ignore ||
                 config.parse_cfg_name_directive(ln, "ignore") ||