CG_DIFF(1) cg_diff CG_DIFF(1)

cg_diff - (deprecated) diffs two Cachegrind output files

cg_diff [options] cachegrind-out-file1 cachegrind-out-file2

cg_diff diffs two Cachegrind output files into a single Cachegrind output file. It is deprecated because cg_annotate can now do much the same thing, but better.

-h --help

Show the help message.

--version

Show the version number.

--mod-filename=<expr> [default: none]

Specifies an s/old/new/ search-and-replace expression that is applied to all filenames.

--mod-funcname=<expr> [default: none]

Like --mod-filename, but for filenames.

cg_annotate(1), valgrind(1), $INSTALL/share/doc/valgrind/html/index.html or http://www.valgrind.org/docs/manual/index.html.

Nicholas Nethercote.

08/11/2026 Release 3.25.1