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authorChristophe Fergeau <cfergeau@gmail.com>2011-03-22 17:22:08 +0100
committerAlon Levy <alevy@redhat.com>2011-07-21 15:09:27 +0300
commit4ef1b8c331e03f6a41aad028dc4f44608eec7e6b (patch)
treee84c5e0924485abc01e572a047c0911275ceba2e
parentc6b4cb056462f75ecfeee4f6568b243a3bcccef7 (diff)
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common/gl: remove unused variable
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.
-rw-r--r--common/glc.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/common/glc.c b/common/glc.c
index e4263cd4..e58718f1 100644
--- a/common/glc.c
+++ b/common/glc.c
@@ -1147,10 +1147,9 @@ static double glc_stroke_line_dash(double x1, double y1, double x2, double y2,
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) {