skia2/tests/sksl/fp/GrFunction.fp

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uniform half4 color;
half4 flip(half4 c) {
// Prevent the function from being inlined by making it
// sufficiently large, and by calling it more than once.
int x = 42;
++x; ++x; ++x; ++x; ++x; ++x; ++x; ++x; ++x; ++x;
++x; ++x; ++x; ++x; ++x; ++x; ++x; ++x; ++x; ++x;
++x; ++x; ++x; ++x; ++x; ++x; ++x; ++x; ++x; ++x;
return c.abgr;
}
void main() {
sk_OutColor = flip(flip(flip(color)));
}