vcl/unx/gtk/gtksys.cxx | 18 +++++++++++++++---
1 file changed, 15 insertions(+), 3 deletions(-)
New commits:
commit e2b267b1906817cc45f0e4896bed58cff5b6b0f9
Author: Michael Stahl <mst...@redhat.com>
Date: Wed Jun 29 13:06:41 2016 +0200
vcl: GTK: fix libstdc++ "irreflexive" assert
/usr/include/c++/6.1.1/bits/stl_algo.h:4737:
Error: comparison doesn't meet irreflexive requirements, assert(!(a < a)).
GdkRectangleCoincident is clearly not a less-than operator as required
for std::sort.
Change-Id: If2e65d420dc8cdf0707081361a40d4eaea28424e
diff --git a/vcl/unx/gtk/gtksys.cxx b/vcl/unx/gtk/gtksys.cxx
index ac24256..80831d6 100644
--- a/vcl/unx/gtk/gtksys.cxx
+++ b/vcl/unx/gtk/gtksys.cxx
@@ -62,6 +62,17 @@ GtkSalSystem::GetDisplayXScreenCount()
namespace
{
+struct GdkRectangleCoincidentLess
+{
+ // fdo#78799 - detect and elide overlaying monitors of different sizes
+ bool operator()(GdkRectangle const& rLeft, GdkRectangle const& rRight)
+ {
+ return
+ rLeft.x < rRight.x
+ || rLeft.y < rRight.y
+ ;
+ }
+};
struct GdkRectangleCoincident
{
// fdo#78799 - detect and elide overlaying monitors of different sizes
@@ -101,10 +112,11 @@ GtkSalSystem::countScreenMonitors()
gdk_screen_get_monitor_geometry(pScreen, j, &aGeometry);
aGeometries.push_back(aGeometry);
}
- GdkRectangleCoincident aCmp;
- std::sort(aGeometries.begin(), aGeometries.end(), aCmp);
+ std::sort(aGeometries.begin(), aGeometries.end(),
+ GdkRectangleCoincidentLess());
const std::vector<GdkRectangle>::iterator aUniqueEnd(
- std::unique(aGeometries.begin(), aGeometries.end(), aCmp));
+ std::unique(aGeometries.begin(), aGeometries.end(),
+ GdkRectangleCoincident()));
nMonitors = std::distance(aGeometries.begin(), aUniqueEnd);
}
maScreenMonitors.push_back(std::make_pair(pScreen, nMonitors));
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