- /* With GLSL 4.0 / ARB_gpu_shader5, int can be converted to uint.
- * Note that state may be NULL here, when resolving function calls in the
- * linker. By this time, all the state-dependent checks have already
- * happened though, so allow anything that's allowed in any shader version. */
- if ((!state || state->is_version(400, 0) || state->ARB_gpu_shader5_enable) &&
+ /* With GLSL 4.0, ARB_gpu_shader5, or MESA_shader_integer_functions, int
+ * can be converted to uint. Note that state may be NULL here, when
+ * resolving function calls in the linker. By this time, all the
+ * state-dependent checks have already happened though, so allow anything
+ * that's allowed in any shader version.
+ */
+ if ((!state || state->is_version(400, 0) || state->ARB_gpu_shader5_enable ||
+ state->MESA_shader_integer_functions_enable) &&