[Bug c/85923] invalid code generation when incrementing pointer referenced by pointer

[sami.kantoluoto at embedtronics dot fi]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85923

--- Comment #2 from Sami Kantoluoto <sami.kantoluoto at embedtronics dot fi> ---
Created attachment 44183
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44183&action=edit
generated x86 asm code