diff --git a/Compiler/gsl/files/variants.macos10.14 b/Compiler/gsl/files/variants.macos10.14
new file mode 100644
index 0000000..1db35c1
--- /dev/null
+++ b/Compiler/gsl/files/variants.macos10.14
@@ -0,0 +1,14 @@
+gsl/1.15             removed	gcc/4.7.4
+gsl/1.15             removed	gcc/4.8.3
+gsl/1.15             removed	gcc/4.8.4
+gsl/1.15             removed	gcc/4.8.5
+gsl/1.15             removed	gcc/4.9.2
+gsl/1.15             removed	gcc/6.2.0
+gsl/2.2.1            deprecated	gcc/4.8.5
+gsl/2.2.1            deprecated	gcc/4.9.4
+gsl/2.2.1            deprecated	gcc/5.4.0
+gsl/2.2.1            deprecated	gcc/6.2.0
+gsl/2.4              stable	clang-macos/9.0.0
+gsl/2.4              stable	gcc/7.3.0
+gsl/2.5              stable	gcc/6.3.0
+gsl/2.5              stable	gcc/7.3.0