Blame SOURCES/0001-Resolves-tdf-112408-crash-with-nan-with-bad-ascent.patch

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From cc369b3447da7f354901a79007b5db6f98379189 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Caol=C3=A1n=20McNamara?= <caolanm@redhat.com>
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Date: Fri, 15 Sep 2017 16:17:21 +0100
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Subject: [PATCH] Resolves: tdf#112408 crash with nan with bad ascent
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bad ascent in the common case is probably fixed with tdf#107249
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Change-Id: I0a06de06cb07277c50dcffd1b6a1121398e84e42
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Reviewed-on: https://gerrit.libreoffice.org/42329
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Reviewed-by: Michael Stahl <mstahl@redhat.com>
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Tested-by: Jenkins <ci@libreoffice.org>
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---
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 sdext/source/presenter/PresenterTheme.cxx | 3 +++
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 1 file changed, 3 insertions(+)
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diff --git a/sdext/source/presenter/PresenterTheme.cxx b/sdext/source/presenter/PresenterTheme.cxx
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index 10c7cf0..5e60dde 100644
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--- a/sdext/source/presenter/PresenterTheme.cxx
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+++ b/sdext/source/presenter/PresenterTheme.cxx
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@@ -570,6 +570,9 @@ double PresenterTheme::FontDescriptor::GetCellSizeForDesignSize (
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     geometry::RealRectangle2D aBox (PresenterCanvasHelper::GetTextBoundingBox (xFont, "X"));
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     const double nAscent (-aBox.Y1);
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+    //tdf#112408
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+    if (nAscent == 0)
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+        return nDesignSize;
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     const double nDescent (aBox.Y2);
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     const double nScale = (nAscent+nDescent) / nAscent;
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     return nDesignSize * nScale;
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-- 
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2.9.5
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