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Fix uninitialised memory use. (#1909)

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CL_DEVICE_MAX_WORK_GROUP_SIZE is specified to fill in a size_t. By
asking it to fill in an uninitialised cl_long, on platforms where size_t
is smaller than cl_long, the high bits of the cl_long remain
uninitialised.
This commit is contained in:
Harald van Dijk
2024-03-08 16:07:09 +00:00
committed by GitHub
parent 26c89df31b
commit 6a60db558b
2 changed files with 2 additions and 2 deletions
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2
test_conformance/basic/test_async_copy2D.cpp
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@@ -141,7 +141,7 @@ int test_copy2D(const cl_device_id deviceID, const cl_context context,
test_error(error, test_error(error,
"clGetDeviceInfo for CL_DEVICE_MAX_MEM_ALLOC_SIZE failed."); "clGetDeviceInfo for CL_DEVICE_MAX_MEM_ALLOC_SIZE failed.");
cl_long max_work_group_size; size_t max_work_group_size;
error = clGetDeviceInfo(deviceID, CL_DEVICE_MAX_WORK_GROUP_SIZE, error = clGetDeviceInfo(deviceID, CL_DEVICE_MAX_WORK_GROUP_SIZE,
sizeof(max_work_group_size), &max_work_group_size, sizeof(max_work_group_size), &max_work_group_size,
NULL); NULL);

2
test_conformance/basic/test_async_copy3D.cpp
View File

@@ -193,7 +193,7 @@ int test_copy3D(const cl_device_id deviceID, const cl_context context,
test_error(error, test_error(error,
"clGetDeviceInfo failed for CL_DEVICE_MAX_WORK_ITEM_SIZES"); "clGetDeviceInfo failed for CL_DEVICE_MAX_WORK_ITEM_SIZES");
cl_long max_work_group_size; size_t max_work_group_size;
error = clGetDeviceInfo(deviceID, CL_DEVICE_MAX_WORK_GROUP_SIZE, error = clGetDeviceInfo(deviceID, CL_DEVICE_MAX_WORK_GROUP_SIZE,
sizeof(max_work_group_size), &max_work_group_size, sizeof(max_work_group_size), &max_work_group_size,
NULL); NULL);