From: azv <azv@opencascade.com>
Date: Thu, 2 Jun 2016 12:20:33 +0000 (+0300)
Subject: Fix crash on tangent arc in SolveSpaceSolver
X-Git-Tag: V_2.3.1~3
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=16f3db3dc0f2eefe54ce1452cfa476c2774c6ae9;p=modules%2Fshaper.git

Fix crash on tangent arc in SolveSpaceSolver
---

diff --git a/src/SketchSolver/SolveSpaceSolver/SolveSpaceSolver_Storage.cpp b/src/SketchSolver/SolveSpaceSolver/SolveSpaceSolver_Storage.cpp
index e2c9f5d98..805e458dd 100644
--- a/src/SketchSolver/SolveSpaceSolver/SolveSpaceSolver_Storage.cpp
+++ b/src/SketchSolver/SolveSpaceSolver/SolveSpaceSolver_Storage.cpp
@@ -78,8 +78,9 @@ bool SolveSpaceSolver_Storage::update(ConstraintWrapperPtr theConstraint)
     isUpdated = update(*anIt) || isUpdated;
     // do not update constrained entities for Multi constraints,
     // and for middle point constraint translated to equal lines
+    ConstraintPtr aBaseConstraint = theConstraint->baseConstraint();
     if (aSlvsConstr.type == SLVS_C_MULTI_ROTATION || aSlvsConstr.type == SLVS_C_MULTI_TRANSLATION ||
-       (theConstraint->baseConstraint()->getKind() == SketchPlugin_ConstraintMiddle::ID() &&
+       (aBaseConstraint && aBaseConstraint->getKind() == SketchPlugin_ConstraintMiddle::ID() &&
         aSlvsConstr.type != SLVS_C_AT_MIDPOINT))
       continue;