Timeline



2011-05-14:

15:31 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Martin Sjölund
lp_solve is now available as X=System.lpsolve55(A,B,intIndices) …
15:27 Ticket #1517 (Simplify power and sqrt rules) updated by Martin Sjölund
Forgot that the issue with sqrt(time) remains. Jens/Willi/PeterA: What …

2011-05-13:

17:13 Ticket #1522 (Optimization of default function argument values causes incorrect ...) updated by Per Östlund
Fixed in revision 9005, see test case mofiles/FunctionEval12. size of …
16:38 Ticket #1523 (Empty arrays are not rejected) created by Martin Sjölund
Modelica Spec: […] But OpenModelica allows this (it turns {} into …
16:21 Ticket #1522 (Optimization of default function argument values causes incorrect ...) updated by Per Östlund
Added code tags.
16:20 Ticket #1522 (Optimization of default function argument values causes incorrect ...) created by Pavol Privitzer
For model: […] are expected values […] but both are 2 The …
16:06 Ticket #1516 (list command has odd indentation) updated by Per Östlund
Fixed in revision r9003.
14:50 Ticket #1500 (in vesion 1.6.1 functions could not be parsed) updated by Martin Sjölund
Since this is already working, I will close the bug
12:48 Ticket #1508 (terminal() support) updated by Willi Braun
added an extra event-handling iteration at the end of the simulation.
07:50 Ticket #1521 (Compilation failed: ‘NAN’ undeclared) updated by Martin Sjölund
r8969 now uses the Visual studio INF/NAN hack if they were not defined …

2011-05-12:

15:53 Ticket #1521 (Compilation failed: ‘NAN’ undeclared) updated by Martin Sjölund
That header is only used because Windows does not include these …
15:22 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Willi Braun
Yes, you are totally right we need to utilize lp_solve instead of …
15:07 Ticket #1521 (Compilation failed: ‘NAN’ undeclared) created by rlangella
When compiling, I get this error: gcc44 -O3 -march=native -fPIC …
14:22 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Martin Sjölund
So what's the verdict? Should we use a normal linear solver like …
14:06 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Willi Braun
And yes we support such a system.
14:04 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Martin Sjölund
Yes, but even linear systems have this problem (matrix may become …
14:02 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Willi Braun
No, Dymola even do like this model, with the same answer. But the …
13:47 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Martin Sjölund
Ok, I'll change it to something solvable :) Does Dymola like this one? …
13:26 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Willi Braun
But I mean for that system there is not sufficient solution for y = …
13:09 Ticket #1512 (Optimize linear equations) updated by Martin Sjölund
These are now solved in SimCode, but the equation system is not …
13:05 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Martin Sjölund
Of course, until we solve add support for it, a warning is sufficient …
13:04 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Martin Sjölund
As far as I can tell, OMC already links against …
12:51 Ticket #1514 (Backend: Integer linear systems are not handled properly) updated by Willi Braun
Dymola says to that model: {{{The problem is structurally singular …
10:50 Ticket #1520 (Bootstrapping needs tail recursion optimization) created by Martin Sjölund
The optimized form (list-reduction) will never be beaten, but it would …
09:54 Ticket #1102 (Instantiation - Problems with complex flow components: a) flow arrtibute not ...) updated by Per Östlund
Fixed in r8934. The 3.2 specification says: […] So the given …

2011-05-11:

13:03 Ticket #1519 (New Instantiation - Add check for self-referencing matrix dimensions) created by Martin Sjölund
Dymola gives an error for this, and works fine if the matrix is …
12:26 Ticket #1227 (Instantiation - Perform constant evaluation only for bindings of structural parameters) updated by Martin Sjölund
Note: Also mark the parameter "final"; it must not be modified in the …
10:06 Ticket #1518 (Implement faster pow() math for integer exponents) created by Martin Sjölund
r*r2*r3 is roughly 4 times faster than using pow() because we only …

2011-05-10:

10:52 Ticket #1517 (Simplify power and sqrt rules) created by Martin Sjölund
Make the following return prettier expressions […]
08:56 Ticket #1516 (list command has odd indentation) created by Martin Sjölund
Try the following; does not work :( […]
08:27 Ticket #1515 (Backend - terminate not supported in runtime) created by Martin Sjölund
solverMain does things a bit odd. It believes that checkForAsserts() …

2011-05-09:

12:46 Ticket #1224 (Class comments are not preserved in the flat Modelica) updated by Per Östlund
Class comments were fixed already in r6124, function comments have now …
11:12 Ticket #1430 (Short class definition causes incorrect redeclared function) updated by Per Östlund
Fixed a while ago, see test case redeclare/RedeclareFunction1 in …
10:50 Ticket #1445 (Instantiation - Stack overflow when importing function into same scope) updated by Per Östlund
Fixed since SCodeFlatten is now on by default. Test case added in …
09:57 Ticket #1513 (CevalFunction has weird behaviour for failing bindings) updated by Per Östlund
Fixed in revision 8880, see test case mofiles/FunctionEvalFail.
09:18 Ticket #1492 (The final prefix is not set for classes in classes) updated by Per Östlund
Fixed in revision 8879.
08:55 Ticket #1514 (Backend: Integer linear systems are not handled properly) created by Martin Sjölund
The following will generate a (real) linear system of equations. But …
08:28 Ticket #1513 (CevalFunction has weird behaviour for failing bindings) created by Martin Sjölund
If it fails to constant-evaluate the binding, a default value (here: …

2011-05-08:

15:40 Ticket #1512 (Optimize linear equations) created by Martin Sjölund
The following can be solved symbolically by the backend using gaussian …
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