[Mesa-dev] [PATCH 10/11] swr: [rasterizer core] fix for possible int32 overflow condition

[Tim Rowley]

---
 src/gallium/drivers/swr/rasterizer/core/rasterizer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/swr/rasterizer/core/rasterizer.cpp b/src/gallium/drivers/swr/rasterizer/core/rasterizer.cpp
index 897556a..1909ddb 100644
--- a/src/gallium/drivers/swr/rasterizer/core/rasterizer.cpp
+++ b/src/gallium/drivers/swr/rasterizer/core/rasterizer.cpp
@@ -353,7 +353,7 @@ struct adjustEdgeConservative<RT, std::false_type>
 template <typename RT>
 INLINE void adjustScissorEdge(const double a, const double b, __m256d &vEdge)
 {
-    int32_t aabs = std::abs(static_cast<int32_t>(a)), babs = std::abs(static_cast<int32_t>(b));
+    int64_t aabs = std::abs(static_cast<int64_t>(a)), babs = std::abs(static_cast<int64_t>(b));
 
     int64_t manh = ((aabs * RT::ConservativeEdgeOffsetT::value) + (babs * RT::ConservativeEdgeOffsetT::value)) >>
         ((RT::PrecisionT::BitsT::value + RT::ConservativePrecisionT::BitsT::value) - RT::EdgePrecisionT::BitsT::value);
-- 
1.9.1