convert_git: avoid returning two entries for the same file in getchanges This could happen in merge changesets if the merged file was different from both parents.

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#!/bin/sh

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hg init

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echo a > a

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hg ci -Am t

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hg mv a b

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hg ci -Am t1

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hg debugrename b

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hg mv b a

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hg ci -Am t2

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hg debugrename a

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echo % test with --rev

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hg debugrename --rev 1 b

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