https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86660
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- So a nvptx backend bug? Does ptxas require only decimal constants and not hexadecimal, or require 64-bit load from something that needs to be initialized with 64-bit initializer rather than series of bytes, something else?