Fix uninitialized variable warning.

CQ_INCLUDE_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-Mips64-Release-Android-Trybot

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1743273002

Review URL: https://codereview.chromium.org/1743273002
This commit is contained in:
herb 2016-02-29 09:15:11 -08:00 committed by Commit bot
parent 9ae14ff4b1
commit 69f938f7a1

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@ -177,7 +177,9 @@ void span_fallback(Span span, Stage* stage) {
std::tie(start, length, count) = span;
Sk4f xs{X(start)};
Sk4f ys{Y(start)};
Sk4s fourDx;
// Initializing this is not needed, but some compilers can't figure this out.
Sk4s fourDx{0.0f};
if (count > 1) {
SkScalar dx = length / (count - 1);
xs = xs + Sk4f{0.0f, 1.0f, 2.0f, 3.0f} * dx;