diff --git a/gfx/drivers_shader/shader_gl_core.cpp b/gfx/drivers_shader/shader_gl_core.cpp
index c3048b6bdb..e97369625a 100644
--- a/gfx/drivers_shader/shader_gl_core.cpp
+++ b/gfx/drivers_shader/shader_gl_core.cpp
@@ -39,22 +39,6 @@
 
 using namespace std;
 
-template <typename P>
-static bool gl_core_shader_set_unique_map(unordered_map<string, P> &m,
-      const string &name, const P &p)
-{
-   auto itr = m.find(name);
-   if (itr != end(m))
-   {
-      RARCH_ERR("[slang]: Alias \"%s\" already exists.\n",
-            name.c_str());
-      return false;
-   }
-
-   m[name] = p;
-   return true;
-}
-
 GLuint gl_core_cross_compile_program(
       const uint32_t *vertex, size_t vertex_size,
       const uint32_t *fragment, size_t fragment_size,
@@ -875,7 +859,7 @@ bool Pass::build()
 
    for (i = 0; i < parameters.size(); i++)
    {
-      if (!gl_core_shader_set_unique_map(semantic_map, parameters[i].id,
+      if (!slang_set_unique_map(semantic_map, parameters[i].id,
                slang_semantic_map{ SLANG_SEMANTIC_FLOAT_PARAMETER, j }))
          return false;
       j++;
@@ -1919,21 +1903,21 @@ bool gl_core_filter_chain::init_alias()
 
       j = &passes[i] - passes.data();
 
-      if (!gl_core_shader_set_unique_map(common.texture_semantic_map, name,
+      if (!slang_set_unique_map(common.texture_semantic_map, name,
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_PASS_OUTPUT, j }))
          return false;
 
-      if (!gl_core_shader_set_unique_map(common.texture_semantic_uniform_map,
+      if (!slang_set_unique_map(common.texture_semantic_uniform_map,
                name + "Size",
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_PASS_OUTPUT, j }))
          return false;
 
-      if (!gl_core_shader_set_unique_map(common.texture_semantic_map,
+      if (!slang_set_unique_map(common.texture_semantic_map,
                name + "Feedback",
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_PASS_FEEDBACK, j }))
          return false;
 
-      if (!gl_core_shader_set_unique_map(common.texture_semantic_uniform_map,
+      if (!slang_set_unique_map(common.texture_semantic_uniform_map,
                name + "FeedbackSize",
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_PASS_FEEDBACK, j }))
          return false;
@@ -1942,12 +1926,12 @@ bool gl_core_filter_chain::init_alias()
    for (i = 0; i < common.luts.size(); i++)
    {
       j = &common.luts[i] - common.luts.data();
-      if (!gl_core_shader_set_unique_map(common.texture_semantic_map,
+      if (!slang_set_unique_map(common.texture_semantic_map,
                common.luts[i]->get_id(),
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_USER, j }))
          return false;
 
-      if (!gl_core_shader_set_unique_map(common.texture_semantic_uniform_map,
+      if (!slang_set_unique_map(common.texture_semantic_uniform_map,
                common.luts[i]->get_id() + "Size",
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_USER, j }))
          return false;
diff --git a/gfx/drivers_shader/shader_vulkan.cpp b/gfx/drivers_shader/shader_vulkan.cpp
index 9dd573b4d7..51e069df86 100644
--- a/gfx/drivers_shader/shader_vulkan.cpp
+++ b/gfx/drivers_shader/shader_vulkan.cpp
@@ -431,22 +431,6 @@ struct vulkan_filter_chain
       void update_history_info();
 };
 
-template <typename P>
-static bool vk_shader_set_unique_map(unordered_map<string, P> &m,
-      const string &name, const P &p)
-{
-   auto itr = m.find(name);
-   if (itr != end(m))
-   {
-      RARCH_ERR("[slang]: Alias \"%s\" already exists.\n",
-            name.c_str());
-      return false;
-   }
-
-   m[name] = p;
-   return true;
-}
-
 static unsigned num_miplevels(unsigned width, unsigned height)
 {
    unsigned size   = MAX(width, height);
@@ -1165,7 +1149,6 @@ bool vulkan_filter_chain::init_feedback()
    return true;
 }
 
-
 bool vulkan_filter_chain::init_alias()
 {
    unsigned i, j;
@@ -1180,22 +1163,22 @@ bool vulkan_filter_chain::init_alias()
 
       j = &passes[i] - passes.data();
 
-      if (!vk_shader_set_unique_map(
+      if (!slang_set_unique_map(
                common.texture_semantic_map, name,
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_PASS_OUTPUT, j }))
          return false;
 
-      if (!vk_shader_set_unique_map(
+      if (!slang_set_unique_map(
                common.texture_semantic_uniform_map, name + "Size",
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_PASS_OUTPUT, j }))
          return false;
 
-      if (!vk_shader_set_unique_map(
+      if (!slang_set_unique_map(
                common.texture_semantic_map, name + "Feedback",
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_PASS_FEEDBACK, j }))
          return false;
 
-      if (!vk_shader_set_unique_map(
+      if (!slang_set_unique_map(
                common.texture_semantic_uniform_map, name + "FeedbackSize",
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_PASS_FEEDBACK, j }))
          return false;
@@ -1204,13 +1187,13 @@ bool vulkan_filter_chain::init_alias()
    for (i = 0; i < common.luts.size(); i++)
    {
       j = &common.luts[i] - common.luts.data();
-      if (!vk_shader_set_unique_map(
+      if (!slang_set_unique_map(
                common.texture_semantic_map,
                common.luts[i]->get_id(),
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_USER, j }))
          return false;
 
-      if (!vk_shader_set_unique_map(
+      if (!slang_set_unique_map(
                common.texture_semantic_uniform_map,
                common.luts[i]->get_id() + "Size",
                slang_texture_semantic_map{ SLANG_TEXTURE_SEMANTIC_USER, j }))
@@ -1996,7 +1979,8 @@ bool Pass::build()
 
    for (i = 0; i < parameters.size(); i++)
    {
-      if (!vk_shader_set_unique_map(semantic_map, parameters[i].id,
+      if (!slang_set_unique_map(
+               semantic_map, parameters[i].id,
                slang_semantic_map{ SLANG_SEMANTIC_FLOAT_PARAMETER, j }))
          return false;
       j++;
diff --git a/gfx/drivers_shader/slang_process.cpp b/gfx/drivers_shader/slang_process.cpp
index 600fb07eb8..5041f96b9d 100644
--- a/gfx/drivers_shader/slang_process.cpp
+++ b/gfx/drivers_shader/slang_process.cpp
@@ -36,21 +36,6 @@ using namespace spirv_cross;
 #endif
 using namespace std;
 
-template <typename P>
-static bool set_unique_map(unordered_map<string, P>& m,
-      const string& name, const P& p)
-{
-   auto itr = m.find(name);
-   if (itr != end(m))
-   {
-      RARCH_ERR("[slang]: Alias \"%s\" already exists.\n", name.c_str());
-      return false;
-   }
-
-   m[name] = p;
-   return true;
-}
-
 template <typename M, typename S>
 static string get_semantic_name(const unordered_map<string, M>* map,
       S semantic, unsigned index)
@@ -139,25 +124,25 @@ static bool slang_process_reflection(
 
       string name = shader_info->pass[i].alias;
 
-      if (!set_unique_map(
+      if (!slang_set_unique_map(
                 texture_semantic_map, name,
                 slang_texture_semantic_map{
                 SLANG_TEXTURE_SEMANTIC_PASS_OUTPUT, i }))
          return false;
 
-      if (!set_unique_map(
+      if (!slang_set_unique_map(
                 texture_semantic_uniform_map, name + "Size",
                 slang_texture_semantic_map{
                 SLANG_TEXTURE_SEMANTIC_PASS_OUTPUT, i }))
          return false;
 
-      if (!set_unique_map(
+      if (!slang_set_unique_map(
                 texture_semantic_map, name + "Feedback",
                 slang_texture_semantic_map{
                 SLANG_TEXTURE_SEMANTIC_PASS_FEEDBACK, i }))
          return false;
 
-      if (!set_unique_map(
+      if (!slang_set_unique_map(
                 texture_semantic_uniform_map, name + "FeedbackSize",
                 slang_texture_semantic_map{
                 SLANG_TEXTURE_SEMANTIC_PASS_FEEDBACK, i }))
@@ -166,13 +151,13 @@ static bool slang_process_reflection(
 
    for (i = 0; i < shader_info->luts; i++)
    {
-      if (!set_unique_map(
+      if (!slang_set_unique_map(
                 texture_semantic_map, shader_info->lut[i].id,
                 slang_texture_semantic_map{
                 SLANG_TEXTURE_SEMANTIC_USER, i }))
          return false;
 
-      if (!set_unique_map(
+      if (!slang_set_unique_map(
                 texture_semantic_uniform_map,
                 string(shader_info->lut[i].id) + "Size",
                 slang_texture_semantic_map{
@@ -184,7 +169,7 @@ static bool slang_process_reflection(
 
    for (i = 0; i < shader_info->num_parameters; i++)
    {
-      if (!set_unique_map(
+      if (!slang_set_unique_map(
                 uniform_semantic_map, shader_info->parameters[i].id,
                 slang_semantic_map{ SLANG_SEMANTIC_FLOAT_PARAMETER, i }))
          return false;
diff --git a/gfx/drivers_shader/slang_reflection.hpp b/gfx/drivers_shader/slang_reflection.hpp
index 46c9abbb8d..25ee781d72 100644
--- a/gfx/drivers_shader/slang_reflection.hpp
+++ b/gfx/drivers_shader/slang_reflection.hpp
@@ -79,6 +79,18 @@ struct slang_reflection
    unsigned pass_number = 0;
 };
 
+template <typename P>
+static bool slang_set_unique_map(std::unordered_map<std::string, P> &m,
+      const std::string &name, const P &p)
+{
+   auto itr = m.find(name);
+   /* Alias already exists? */
+   if (itr != end(m))
+      return false;
+   m[name] = p;
+   return true;
+}
+
 bool slang_reflect_spirv(
       const std::vector<uint32_t> &vertex,
       const std::vector<uint32_t> &fragment,