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diffseq: prefer ptrdiff_t to ssize_t
authorPaul Eggert <eggert@cs.ucla.edu>
Sun, 8 Feb 2015 02:02:42 +0000 (18:02 -0800)
committerPaul Eggert <eggert@cs.ucla.edu>
Sun, 8 Feb 2015 02:09:52 +0000 (18:09 -0800)
commit59ebba1d813f624a0bd0a97450a940c289c9e9c4
tree39a939ca263334111387124970cce53e86372baa
parentd85acc4abdf78d3e631069be794457705882ab7f
diffseq: prefer ptrdiff_t to ssize_t

* lib/diffseq.h: In commentary, prefer ptrdiff_t to ssize_t.
ptrdiff_t is the natural type for signed indexes.
On a few older platforms, ssize_t is narrower than size_t.
ChangeLog
lib/diffseq.h