[Bug gcov-profile/86536] New: Function "returned NAN %" for a simple program which forks

[mcastelluccio at mozilla dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86536

            Bug ID: 86536
           Summary: Function "returned NAN %" for a simple program which
                    forks
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: gcov-profile
          Assignee: unassigned at gcc dot gnu.org
          Reporter: mcastelluccio at mozilla dot com
                CC: marxin at gcc dot gnu.org
  Target Milestone: ---

-:    0:Source:main.c
        -:    0:Graph:main.gcno
        -:    0:Data:main.gcda
        -:    0:Runs:1
        -:    0:Programs:1
        -:    1:#include <unistd.h>
        -:    2:
function main called 1 returned NAN % blocks executed 100%
        1:    3:int main(void) {
        1:    4:  int j = 22;
        -:    5:
        1:    6:  fork();
call    0 returned 2
        -:    7:
        2:    8:  int i = 7;
        -:    9:
        2:   10:  return 0;
        -:   11:}