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Hack-fix for crash-by-assertion on mingw builds on startup if the CUDA driver on

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the computer is too old (and probably can't be upgraded to a version that does)
to support the cuDriverGetVersion method.
This commit is contained in:
Joshua Leung
2011-11-12 03:59:45 +00:00
parent 0f85990d4a
commit 4e83c67baa
1 changed files with 3 additions and 1 deletions
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4
intern/cycles/util/util_cuda.cpp
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@@ -147,6 +147,8 @@ tcuCtxSetCurrent *cuCtxSetCurrent;
CCL_NAMESPACE_BEGIN CCL_NAMESPACE_BEGIN
/* utility macros */ /* utility macros */
#define CUDA_LIBRARY_FIND_CHECKED(name) \
name = (t##name*)dynamic_library_find(lib, #name);
#define CUDA_LIBRARY_FIND(name) \ #define CUDA_LIBRARY_FIND(name) \
name = (t##name*)dynamic_library_find(lib, #name); \ name = (t##name*)dynamic_library_find(lib, #name); \
@@ -188,7 +190,7 @@ bool cuLibraryInit()
/* detect driver version */ /* detect driver version */
int driver_version = 1000; int driver_version = 1000;
CUDA_LIBRARY_FIND(cuDriverGetVersion); CUDA_LIBRARY_FIND_CHECKED(cuDriverGetVersion);
if(cuDriverGetVersion) if(cuDriverGetVersion)
cuDriverGetVersion(&driver_version); cuDriverGetVersion(&driver_version);