sign should be +1.0 in cleanPrimalSolution

jjhforrest · jjhforrest · commit 268909ea3e6b · 2025-07-08T15:13:10.000+01:00
diff --git a/src/ClpSimplex.cpp b/src/ClpSimplex.cpp
@@ -11087,7 +11087,7 @@ int ClpSimplex::cleanPrimalSolution(double exactMultiple)
       nBad++;
   }
   memset(tempRow, 0, numberRows_ * sizeof(double));
-  times(-1.0, tempColumn, tempRow);
+  times(1.0, tempColumn, tempRow);
   for (int i = 0; i < numberRows_; i++) {
     double value = tempRow[i];
     if (value < rowLower_[i] - allowedError || value > rowUpper_[i] + allowedError)

Original file line number	Diff line number	Diff line change
`@@ -11087,7 +11087,7 @@ int ClpSimplex::cleanPrimalSolution(double exactMultiple)`
`11087`	`11087`	`nBad++;`
`11088`	`11088`	`}`
`11089`	`11089`	`memset(tempRow, 0, numberRows_ * sizeof(double));`
`11090`		`- times(-1.0, tempColumn, tempRow);`
	`11090`	`+ times(1.0, tempColumn, tempRow);`
`11091`	`11091`	`for (int i = 0; i < numberRows_; i++) {`
`11092`	`11092`	`double value = tempRow[i];`
`11093`	`11093`	`if (value < rowLower_[i] - allowedError \|\| value > rowUpper_[i] + allowedError)`