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swr: [rasterizer] Include cmath for std::isnan and std::isinf.

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This patch fixes this build error.

  CXX      rasterizer/memory/libswrAVX_la-ClearTile.lo
In file included from rasterizer/memory/ClearTile.cpp:34:0:
./rasterizer/memory/Convert.h: In function ‘uint16_t Convert32To16Float(float)’:
./rasterizer/memory/Convert.h:170:9: error: ‘__builtin_isnan’ is not a member of ‘std’
     if (std::isnan(val))
         ^
./rasterizer/memory/Convert.h:170:9: note: suggested alternative:
<built-in>: note:   ‘__builtin_isnan’
./rasterizer/memory/Convert.h:176:14: error: ‘__builtin_isinf_sign’ is not a member of ‘std’
     else if (std::isinf(val))
              ^
./rasterizer/memory/Convert.h:176:14: note: suggested alternative:
<built-in>: note:   ‘__builtin_isinf_sign’

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=95180
Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Reviewed-by: Jose Fonseca <jfonseca@vmware.com>
Reviewed-by: Tim Rowley <timothy.o.rowley@intel.com>
This commit is contained in:
Vinson Lee 2016-05-09 16:02:12 -07:00
parent a5660bf1f8
commit 8d639138c7
1 changed files with 2 additions and 0 deletions
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2
src/gallium/drivers/swr/rasterizer/memory/Convert.h
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@ -32,6 +32,8 @@
#pragma warning(disable: 4723)
#endif
#include <cmath>
//////////////////////////////////////////////////////////////////////////
/// @brief Convert an IEEE 754 16-bit float to an 32-bit single precision
/// float