create_gcov: support for gnu_debuglink about autofdo HOT 4 CLOSED

Log file created at: 2018/02/20 23:04:51
Running on machine: deepspace
Log line format: [IWEF]mmdd hh:mm:ss.uuuuuu threadid file:line] msg
I0220 23:04:51.595769 112557 perf_reader.cc:670] Perf data is in normal format.
I0220 23:04:51.596562 112557 perf_reader.cc:1300] Number of events stored: 5597
I0220 23:04:51.596575 112557 perf_reader.cc:1372] Unsupported metadata type, skipping: 16
I0220 23:04:51.613898 112557 perf_parser.cc:194] Parser processed: 2716 MMAP/MMAP2 events, 160 COMM events, 200 FORK events, 200 EXIT events, 2316 SAMPLE events, 2315 of these were mapped
W0220 23:04:51.619182 112557 addr2line.cc:41] File '/usr/bin/mpv' has no .debug_info section.
W0220 23:04:51.619225 112557 addr2line.cc:41] File '/usr/bin/mpv' has no .debug_ranges section.
W0220 23:04:51.619228 112557 addr2line.cc:41] File '/usr/bin/mpv' has no .debug_line section.
W0220 23:04:51.619328 112557 module_grouper.cc:60] Cannot read compilation info from binary. Please use -frecord-compilation-info-in-elf when building the binary

/bin/bash: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, for GNU/Linux 3.2.0, BuildID[sha1]=ddb86174e0fcba237885c1a472d89f34133f7b8a, stripped
/usr/lib/debug/bin/bash.debug: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked, interpreter *empty*, for GNU/Linux 3.2.0, BuildID[sha1]=ddb86174e0fcba237885c1a472d89f34133f7b8a, with debug_info, not stripped

create_gcov --binary=/bin/bash --profile=perf.data --gcov=sort.gcov -gcov_version=1
Log file created at: 2018/04/18 11:04:04
Running on machine: deepspace
Log line format: [IWEF]mmdd hh:mm:ss.uuuuuu threadid file:line] msg
W0418 11:04:04.292893 91105 addr2line.cc:41] File '/bin/bash' has no .debug_info section.  
W0418 11:04:04.292918 91105 addr2line.cc:41] File '/bin/bash' has no .debug_ranges section.  
W0418 11:04:04.292922 91105 addr2line.cc:41] File '/bin/bash' has no .debug_line section.  
W0418 11:04:04.292979 91105 module_grouper.cc:60] Cannot read compilation info from binary. Please use -frecord-compilation-info-in-elf when building the binary