[Bug gprofng/29646] New: Various warnings

[mliska at suse dot cz]

https://sourceware.org/bugzilla/show_bug.cgi?id=29646

            Bug ID: 29646
           Summary: Various warnings
           Product: binutils
           Version: 2.40 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gprofng
          Assignee: vladimir.mezentsev at oracle dot com
          Reporter: mliska at suse dot cz
  Target Milestone: ---

Please fix the following warnings:

../../../gprofng/libcollector/iolib.c:151:32: warning: the comparison will
always evaluate as ‘false’ for the address of ‘__collector_exp_dir_name’ will
never be NULL [-Waddress]
../../../gprofng/libcollector/linetrace.c:835:28: warning: the comparison will
always evaluate as ‘false’ for the address of ‘new_exp_name’ will never be NULL
[-Waddress]
../../../gprofng/src/Settings.cc:1260:23: warning: comparing the result of
pointer addition ‘(colon + 1)’ and NULL [-Waddress]
../../../gprofng/src/checks.cc:329:29: warning: the address of
‘utsname::machine’ will never be NULL [-Waddress]

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