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      1 llvm-profdata - work with profile data
      2 ======================================
      3 
      4 SYNOPSIS
      5 --------
      6 
      7 :program:`llvm-profdata` [-output=output] file1 file2
      8 
      9 DESCRIPTION
     10 -----------
     11 
     12 The experimental :program:`llvm-profdata` tool reads two profile data files
     13 generated by PGO instrumentation and generates a file with merged data.
     14 
     15 The profile data format itself is currently textual.
     16 
     17 OPTIONS
     18 -------
     19 
     20 .. option:: -output=output
     21 
     22  This option selects the output filename.  If not specified, output is to
     23  stdout.
     24 
     25 EXIT STATUS
     26 -----------
     27 
     28 :program:`llvm-profdata` returns 1 if it cannot read input files or there is a
     29 mismatch between their data.
     30