diff --git a/var/spack/repos/builtin/packages/m4/package.py b/var/spack/repos/builtin/packages/m4/package.py
index 7b649656d09..daf89aed16b 100644
--- a/var/spack/repos/builtin/packages/m4/package.py
+++ b/var/spack/repos/builtin/packages/m4/package.py
@@ -36,6 +36,9 @@ def configure_args(self):
         spec = self.spec
         args = ['--enable-c++']
 
+        if spec.satisfies('%cce@9:'):
+            args.append('LDFLAGS=-rtlib=compiler-rt')
+
         if spec.satisfies('%clang') and not spec.satisfies('platform=darwin'):
             args.append('LDFLAGS=-rtlib=compiler-rt')