:100644 100644 5be4a4...... 000000...... M file.c
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-When `-z` option is not used, TAB, LF, and backslash characters
-in pathnames are represented as `\t`, `\n`, and `\\`,
-respectively.
+Without the `-z` option, pathnames with "unusual" characters are
+quoted as explained for the configuration variable `core.quotePath`
+(see linkgit:git-config[1]). Using `-z` the filename is output
+verbatim and the line is terminated by a NUL byte.
diff format for merges
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