commit 9dac5b11bc9d8b9709611846d6ded07cecacc94c
author Noel Grandin <noel.grandin@collabora.co.uk> Wed Apr 24 18:51:08 2019 +0200
committer Noel Grandin <noel.grandin@collabora.co.uk> Fri Apr 26 22:05:21 2019 +0200
tree de3dc78620aaa29d61ff0f14aa102f95b7029576
parent 41fa694ed249b778fbafa9c3bf6cbfd53ec6c7cc

tdf67629 FILEOPEN Particular .xlsx hangs Spreadsheet

Seems like this is a somewhat pathological document, has lots of
duplicated ranges. Checking for duplicates makes it load in <10s on my
machine

Change-Id: I25da24e0f8b1d4ad99d00474be168c75586ea579
Reviewed-on: https://gerrit.libreoffice.org/71251
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
(cherry picked from commit e1ebb5cb58edc325bb30bb5eb992665fb861960f)
Reviewed-on: https://gerrit.libreoffice.org/71379

sc/source/filter/oox/sheetdatabuffer.cxx

diff --git a/sc/source/filter/oox/sheetdatabuffer.cxx b/sc/source/filter/oox/sheetdatabuffer.cxx
index ba32333..1c120fe 100644
--- a/sc/source/filter/oox/sheetdatabuffer.cxx
+++ b/sc/source/filter/oox/sheetdatabuffer.cxx
@@ -672,6 +672,9 @@
         * It is sufficient to check if the row range size is one
         */
        if (!rRangeList.empty() &&
            *pLastRange == rModel.maCellAddr)
            ; // do nothing - this probably bad data
        else if (!rRangeList.empty() &&
            pLastRange->aStart.Tab() == rModel.maCellAddr.Tab() &&
            pLastRange->aStart.Row() == pLastRange->aEnd.Row() &&
            pLastRange->aStart.Row() == rModel.maCellAddr.Row() &&