[Bug go/65772] With multiple return values including a function with side effects, incorrect value is returned

[boger at us dot ibm.com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65772

--- Comment #1 from boger at us dot ibm.com ---
Created attachment 35321
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35321&action=edit
testcase for bad return values