clang static analyzer warned that 'len' was computed but never
used in glc_vertex2d. glc_stroke_line_dash has side effects so
we have to call it, but we don't need to save its return value
since it's not used.
---
common/glc.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/common/glc.c b/common/glc.c
index e4263cd..8e460eb 100644
--- a/common/glc.c
+++ b/common/glc.c
@@ -1149,8 +1149,8 @@ static void glc_vertex2d(InternaCtx *ctx, double x,
double y)
{
double len;
if (ctx->path_stroke.state == GLC_STROKE_ACTIVE) {
- len = glc_stroke_line_dash(ctx->path_stroke.x, ctx->path_stroke.y, x,
y,
- ctx->line_width, &ctx->line_dash);
+ glc_stroke_line_dash(ctx->path_stroke.x, ctx->path_stroke.y, x, y,
+ ctx->line_width, &ctx->line_dash);
ctx->path_stroke.x = x;
ctx->path_stroke.y = y;
} else if (ctx->path_stroke.state == GLC_STROKE_FIRST) {
--
1.7.4
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