diff --git a/tests/parsing_test.go b/tests/parsing_test.go
new file mode 100644
index 0000000..3d60543
--- /dev/null
+++ b/tests/parsing_test.go
@@ -0,0 +1,24 @@
+package test
+
+import (
+	"github.com/SRI-CSL/gllvm/shared"
+	"strings"
+	"testing"
+)
+
+const input0 = `-pthread -c -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -g -fwrapv -O3 -Wall -march=x86-64 -mtune=generic -O3 -pipe -fno-plt -g -fdebug-prefix-map=/home/legend/makepkgs/python/src=/usr/src/debug -fno-semantic-interposition -march=x86-64 -mtune=generic -O3 -pipe -fno-plt -g -fdebug-prefix-map=/home/legend/makepkgs/python/src=/usr/src/debug -fno-semantic-interposition -march=x86-64 -mtune=generic -O3 -pipe -fno-plt -g -fdebug-prefix-map=/home/legend/makepkgs/python/src=/usr/src/debug -fno-semantic-interposition -flto -g -std=c99 -Wextra -Wno-unused-result -Wno-unused-parameter -Wno-missing-field-initializers -Wstrict-prototypes -Werror=implicit-function-declaration -fprofile-instr-use=code.profclangd -I./Include/internal  -I. -I./Include -D_FORTIFY_SOURCE=2 -D_FORTIFY_SOURCE=2 -fPIC -DPy_BUILD_CORE -DSOABI='"cpython-38-x86_64-linux-gnu"'	-o Python/dynload_shlib.o ./Python/dynload_shlib.c`
+
+const input1 = `-pthread -c -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -g -fwrapv -O3 -Wall -march=x86-64 -mtune=generic -O3 -pipe -fno-plt -g -fdebug-prefix-map=/home/legend/makepkgs/python/src=/usr/src/debug -fno-semantic-interposition -march=x86-64 -mtune=generic -O3 -pipe -fno-plt -g -fdebug-prefix-map=/home/legend/makepkgs/python/src=/usr/src/debug -fno-semantic-interposition -march=x86-64 -mtune=generic -O3 -pipe -fno-plt -g -fdebug-prefix-map=/home/legend/makepkgs/python/src=/usr/src/debug -fno-semantic-interposition -flto=thin -g -std=c99 -Wextra -Wno-unused-result -Wno-unused-parameter -Wno-missing-field-initializers -Wstrict-prototypes -Werror=implicit-function-declaration -fprofile-instr-use=code.profclangd -I./Include/internal  -I. -I./Include -D_FORTIFY_SOURCE=2 -D_FORTIFY_SOURCE=2 -fPIC -DPy_BUILD_CORE -DSOABI='"cpython-38-x86_64-linux-gnu"'	-o Python/dynload_shlib.o ./Python/dynload_shlib.c`
+
+func pt(input string, t *testing.T) {
+	cmds := strings.Fields(input)
+	parsed := shared.Parse(cmds)
+	if !parsed.IsLTO {
+		t.Errorf("Parsing of  %v FAILED %v (not LTO)\n", input, parsed)	
+	}
+}
+
+func Test_parsing(t *testing.T) {
+	pt(input0, t)
+	pt(input1, t)
+}