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-rw-r--r--external/lpsolve/lpsolve-ubsan.patch.022
1 files changed, 22 insertions, 0 deletions
diff --git a/external/lpsolve/lpsolve-ubsan.patch.0 b/external/lpsolve/lpsolve-ubsan.patch.0
new file mode 100644
index 0000000000..7a5e308c6e
--- /dev/null
+++ b/external/lpsolve/lpsolve-ubsan.patch.0
@@ -0,0 +1,22 @@
+--- lp_presolve.c
++++ lp_presolve.c
+@@ -168,7 +168,7 @@
+ if(isprimal) {
+ if(psdata->primalundo != NULL)
+ mat = psdata->primalundo->tracker;
+- solution = lp->full_solution + lp->presolve_undo->orig_rows;
++ solution = lp->full_solution == NULL ? NULL : lp->full_solution + lp->presolve_undo->orig_rows;
+ slacks = lp->full_solution;
+ }
+ else {
+--- lp_pricePSE.c
++++ lp_pricePSE.c
+@@ -145,7 +147,7 @@
+
+ /* Store the active/current pricing type */
+ if(isdual == AUTOMATIC)
+- isdual = (MYBOOL) lp->edgeVector[0];
++ isdual = lp->edgeVector[0] != 0.0;
+ else
+ lp->edgeVector[0] = isdual;
+