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-rw-r--r--src/glu/sgi/libnurbs/nurbtess/monoChain.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/glu/sgi/libnurbs/nurbtess/monoChain.cc b/src/glu/sgi/libnurbs/nurbtess/monoChain.cc
index b17b9405c1..cb28129adf 100644
--- a/src/glu/sgi/libnurbs/nurbtess/monoChain.cc
+++ b/src/glu/sgi/libnurbs/nurbtess/monoChain.cc
@@ -264,6 +264,7 @@ monoChain* directedLineLoopToMonoChainLoop(directedLine* loop)
prevCusp = temp;
}
}
+ assert(ret);
ret->insert(new monoChain(prevCusp, firstCusp));
return ret;