diff --git a/src/link/clang/driver.c b/src/link/clang/driver.c
index 8ee1c05..8e40bae 100644
--- a/src/link/clang/driver.c
+++ b/src/link/clang/driver.c
@@ -6,7 +6,7 @@
 #include <link/clang/driver.h>
 #include <mem/cache.h>
 
-bool clang_link(TargetLinkConfig* config) {
+bool clang_link(TargetConfig*, TargetLinkConfig* config) {
 
     GString* commandString = g_string_new("");
 
diff --git a/src/link/clang/driver.h b/src/link/clang/driver.h
index e8f15da..2b472f9 100644
--- a/src/link/clang/driver.h
+++ b/src/link/clang/driver.h
@@ -7,7 +7,7 @@
 
 #include <link/driver.h>
 
-bool clang_link(TargetLinkConfig* config);
+bool clang_link(TargetConfig*, TargetLinkConfig* config);
 
 BinaryDriver* clang_get_driver();
 
diff --git a/src/link/driver.h b/src/link/driver.h
index 9d05f7c..f0e03fa 100644
--- a/src/link/driver.h
+++ b/src/link/driver.h
@@ -10,7 +10,7 @@
 #define DEFAULT_DRIVER "ld.lld"
 
 //! @brief Function a binary driver used to link files
-typedef bool (*driver_link)(TargetLinkConfig*);
+typedef bool (*driver_link)(TargetConfig*, TargetLinkConfig*);
 
 typedef struct BinaryDriver_t {
     const char* name;
diff --git a/src/link/gcc/driver.c b/src/link/gcc/driver.c
index 1d3b672..e38f695 100644
--- a/src/link/gcc/driver.c
+++ b/src/link/gcc/driver.c
@@ -6,7 +6,7 @@
 #include <link/clang/driver.h>
 #include <mem/cache.h>
 
-bool gcc_link(TargetLinkConfig* config) {
+bool gcc_link(TargetConfig*, TargetLinkConfig* config) {
 
     GString* commandString = g_string_new("");
 
diff --git a/src/link/gcc/driver.h b/src/link/gcc/driver.h
index 8227353..9f17a41 100644
--- a/src/link/gcc/driver.h
+++ b/src/link/gcc/driver.h
@@ -7,7 +7,7 @@
 
 #include <link/driver.h>
 
-bool gcc_link(TargetLinkConfig* config);
+bool gcc_link(TargetConfig*, TargetLinkConfig* config);
 
 BinaryDriver* gcc_get_driver();
 
diff --git a/src/link/lib.c b/src/link/lib.c
index 25d288f..b21d84e 100644
--- a/src/link/lib.c
+++ b/src/link/lib.c
@@ -39,7 +39,7 @@ void link_init() {
     }
 }
 
-bool link_run(TargetLinkConfig* config) {
+bool link_run(TargetConfig* target_config, TargetLinkConfig* config) {
 
     if (g_hash_table_contains(binary_driver, config->driver)) {
         print_message(Info, "Invoking binary driver: %s", config->driver);
@@ -47,7 +47,7 @@ bool link_run(TargetLinkConfig* config) {
         BinaryDriver* driver =
           g_hash_table_lookup(binary_driver, config->driver);
 
-        if (!driver->link_func(config)) {
+        if (!driver->link_func(target_config, config)) {
             print_message(Error, "Driver %s failed", config->driver);
             return false;
         }
diff --git a/src/link/lib.h b/src/link/lib.h
index 71c6054..b06d3ea 100644
--- a/src/link/lib.h
+++ b/src/link/lib.h
@@ -11,7 +11,7 @@ typedef BinaryDriver* (*driver_init)();
 
 void link_init();
 
-bool link_run(TargetLinkConfig*);
+bool link_run(TargetConfig*, TargetLinkConfig*);
 
 void link_print_available_driver();
 
diff --git a/src/link/lldc/lldc.c b/src/link/lldc/lldc.c
index 44fce15..58a837d 100644
--- a/src/link/lldc/lldc.c
+++ b/src/link/lldc/lldc.c
@@ -16,32 +16,51 @@ const char* FLAGS[] = {
     "--dynamic-linker=/usr/bin/ld.so"
 };
 
-bool lldc_link(TargetLinkConfig* config) {
+const char* get_optimization_level_string(TargetConfig* config)
+{
+    char* buffer = mem_alloc(MemoryNamespaceLld, 6);
+
+    sprintf(buffer, "-O%d", config->optimization_level);
+
+    return buffer;
+}
+
+bool lldc_link(TargetConfig* target_config, TargetLinkConfig* link_config) {
 
     GArray* arguments = mem_new_g_array(MemoryNamespaceLld, sizeof(char*));
 
     char* linker = "ld.lld";
     g_array_append_val(arguments, linker);
 
+    const char* optimization_level = get_optimization_level_string(target_config);
+    g_array_append_val(arguments, optimization_level);
+
     for (int i = 0; i < sizeof(FLAGS)/sizeof(char*); i++) {
         char* flag = (char*) FLAGS[i];
 
         g_array_append_val(arguments, flag);
     }
 
-    for (guint i = 0; i < config->object_file_names->len; i++) {
-        char* obj = g_array_index(config->object_file_names, char*, i);
+    for (guint i = 0; i < link_config->object_file_names->len; i++) {
+        char* obj = g_array_index(link_config->object_file_names, char*, i);
         g_array_append_val(arguments, obj);
     }
 
     char* output_flag = "-o";
     g_array_append_val(arguments, output_flag);
-    g_array_append_val(arguments, config->output_file);
+    g_array_append_val(arguments, link_config->output_file);
 
+    size_t chars = 0;
     for (guint i = 0; i < arguments->len; i++) {
-        printf("%s ", g_array_index(arguments, char*, i));
+        chars += strlen(g_array_index(arguments, char*, i));
     }
-    printf("\n");
+
+    char* buffer = mem_alloc(MemoryNamespaceLld, chars + 1);
+    size_t offset = 0;
+    for (guint i = 0; i < arguments->len; i++) {
+        offset += sprintf(buffer + offset, "%s ", g_array_index(arguments, char*, i));
+    }
+    print_message(Info, buffer);
 
     const char* message = NULL;
     const bool code = lld_main(arguments->len, (const char**) arguments->data, &message);
diff --git a/src/link/lldc/lldc.h b/src/link/lldc/lldc.h
index 5e596b7..4549078 100644
--- a/src/link/lldc/lldc.h
+++ b/src/link/lldc/lldc.h
@@ -7,7 +7,7 @@
 
 #include <link/driver.h>
 
-bool lldc_link(TargetLinkConfig* config);
+bool lldc_link(TargetConfig* target_config, TargetLinkConfig* link_config);
 
 BinaryDriver* lldc_get_driver();
 
diff --git a/src/llvm/link/lld.c b/src/llvm/link/lld.c
index 2ec24d1..385304c 100644
--- a/src/llvm/link/lld.c
+++ b/src/llvm/link/lld.c
@@ -121,9 +121,9 @@ TargetLinkConfig* lld_create_link_config(__attribute__((unused))
     return config;
 }
 
-BackendError lld_link_target(TargetLinkConfig* config) {
+BackendError lld_link_target(TargetConfig* target_config, TargetLinkConfig* config) {
 
-    if (link_run(config)) {
+    if (link_run(target_config, config)) {
         return SUCCESS;
     }
 
diff --git a/src/llvm/link/lld.h b/src/llvm/link/lld.h
index 8de1318..084eddc 100644
--- a/src/llvm/link/lld.h
+++ b/src/llvm/link/lld.h
@@ -13,7 +13,7 @@ TargetLinkConfig* lld_create_link_config(__attribute__((unused))
                                          const TargetConfig* target_config,
                                          const Module* module);
 
-BackendError lld_link_target(TargetLinkConfig* config);
+BackendError lld_link_target(TargetConfig* target_config, TargetLinkConfig* config);
 
 void lld_delete_link_config(TargetLinkConfig* config);
 
diff --git a/src/llvm/parser.c b/src/llvm/parser.c
index 1080bb0..7cd256d 100644
--- a/src/llvm/parser.c
+++ b/src/llvm/parser.c
@@ -269,7 +269,7 @@ BackendError parse_module(const Module* module, const TargetConfig* config) {
                   lld_create_link_config(&target, config, module);
 
                 if (link_config != NULL) {
-                    err = lld_link_target(link_config);
+                    err = lld_link_target((TargetConfig*) config, link_config);
 
                     lld_delete_link_config(link_config);
                 } else {