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Commit 5b3eb07e authored by Colin Cross's avatar Colin Cross Committed by android code review
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Merge "Prevent bit shifting if num bits is negative"

parents 307d9cfc 65026f98

libpixelflinger/fixed.cpp

+2 −1
Original line number Diff line number Diff line
@@ -62,6 +62,7 @@ int32_t gglRecipQ(GGLfixed x, int q) 
    int shift;

    x = gglRecipQNormalized(x, &shift);

    shift += 16-q;

    if (shift > 0)

        x += 1L << (shift-1);   // rounding

    x >>= shift;

    return x;