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Diffstat (limited to 'mesalib/src/glu/sgi/libtess/geom.c')
-rw-r--r--mesalib/src/glu/sgi/libtess/geom.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mesalib/src/glu/sgi/libtess/geom.c b/mesalib/src/glu/sgi/libtess/geom.c
index 7d3b8d8a6..35b36a394 100644
--- a/mesalib/src/glu/sgi/libtess/geom.c
+++ b/mesalib/src/glu/sgi/libtess/geom.c
@@ -198,7 +198,7 @@ printf("*********************%d\n",RandomInterpolate);
#endif
-#define Swap(a,b) if (1) { GLUvertex *t = a; a = b; b = t; } else
+#define Swap(a,b) do { GLUvertex *t = a; a = b; b = t; } while (0)
void __gl_edgeIntersect( GLUvertex *o1, GLUvertex *d1,
GLUvertex *o2, GLUvertex *d2,