Enable sanitizers for s390x-linux

Include sanitizers supported by LLVM on s390x (asan, lsan, msan, tsan)
in the target definition, as well as in the compiletest supported list.

Build sanitizer runtime for the target.  Enable sanitizers in the CI.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/bootstrap/native.rs b/src/bootstrap/native.rs
index e0d1504c9c7..cb5706ca0a6 100644
--- a/src/bootstrap/native.rs
+++ b/src/bootstrap/native.rs
@@ -1105,6 +1105,12 @@ fn supported_sanitizers(
         "x86_64-unknown-linux-musl" => {
             common_libs("linux", "x86_64", &["asan", "lsan", "msan", "tsan"])
         }
+        "s390x-unknown-linux-gnu" => {
+            common_libs("linux", "s390x", &["asan", "lsan", "msan", "tsan"])
+        }
+        "s390x-unknown-linux-musl" => {
+            common_libs("linux", "s390x", &["asan", "lsan", "msan", "tsan"])
+        }
         _ => Vec::new(),
     }
 }