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-rw-r--r--vcl/skia/SkiaHelper.cxx2
1 files changed, 1 insertions, 1 deletions
diff --git a/vcl/skia/SkiaHelper.cxx b/vcl/skia/SkiaHelper.cxx
index ed04e5f20ec0..57bde5abf919 100644
--- a/vcl/skia/SkiaHelper.cxx
+++ b/vcl/skia/SkiaHelper.cxx
@@ -661,7 +661,7 @@ void setBlendModeDifference(SkPaint* paint)
// so do that.
if (!differenceBlender)
{
- const char* diff = R"(
+ const char* const diff = R"(
vec4 main( vec4 src, vec4 dst )
{
return vec4(abs( src.r - dst.r ), abs( src.g - dst.g ), abs( src.b - dst.b ), dst.a );