https://github.com/KhronosGroup/glslang/commit/e40c14a3e007
--- a/external/glslang/SPIRV/SpvBuilder.h
+++ b/external/glslang/SPIRV/SpvBuilder.h
@@ -58,2 +58,3 @@
 #include <algorithm>
+#include <cstdint>
 #include <map>