From 4c02d874932c3162e03633ae7d6535b9a92b6be7 Mon Sep 17 00:00:00 2001
From: Federico Montesino Pouzols <federico.montesino-pouzols@stfc.ac.uk>
Date: Tue, 13 Oct 2015 17:52:45 +0100
Subject: [PATCH] check retun value from doFitFunction, 1325901, re #13951
---
.../Algorithms/RefinePowderInstrumentParameters3.cpp | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/Framework/CurveFitting/src/Algorithms/RefinePowderInstrumentParameters3.cpp b/Framework/CurveFitting/src/Algorithms/RefinePowderInstrumentParameters3.cpp
index a5c35c1f331..f87a83a0013 100644
--- a/Framework/CurveFitting/src/Algorithms/RefinePowderInstrumentParameters3.cpp
+++ b/Framework/CurveFitting/src/Algorithms/RefinePowderInstrumentParameters3.cpp
@@ -870,8 +870,15 @@ double RefinePowderInstrumentParameters3::calculateFunctionError(
// 2. Fit with zero iteration
double chi2;
string fitstatus;
- doFitFunction(function, dataws, wsindex, "Levenberg-MarquardtMD", 0, chi2,
- fitstatus);
+ const std::string minimizer = "Levenberg-MarquardtMD";
+ bool fitOK =
+ doFitFunction(function, dataws, wsindex, minimizer, 0, chi2, fitstatus);
+
+ if (!fitOK) {
+ g_log.warning() << "Fit by " << minimizer
+ << " with 0 iterations failed, with reason: " << fitstatus
+ << "\n";
+ }
// 3. Restore the fit/fix setup
for (size_t i = 0; i < parnames.size(); ++i) {
--
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