Fix testchunkedPackTwoPasses to copy from the bounce buffer #15220
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Signed-off-by: Alessandro Bellina <abellina@nvidia.com>
abellina
added
bug
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/ok to test |
ttnghia
approved these changes
Mar 4, 2024
gerashegalov
approved these changes
Mar 4, 2024
Comment on lines
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| for (int i = 0; i < longs.length; i++) { | ||
| // fill the column and set every other value to null | ||
| longs[i] = i % 2 == 0 ? null : (long)i; | ||
| } |
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Since null is the default value for object references we could simply skip even positions
Suggested change
| for (int i = 0; i < longs.length; i++) { | |
| // fill the column and set every other value to null | |
| longs[i] = i % 2 == 0 ? null : (long)i; | |
| } | |
| // Initialize elements at odd-numbered indices | |
| for (int i = 1; i < longs.length; i += 2) { | |
| longs[i] = (long)i; | |
| } |
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Will the untouched values of longs be uninitialized (containing garbage value)?
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https://docs.oracle.com/javase/specs/jls/se21/html/jls-4.html#jls-4.12.5
Each class variable, instance variable, or array component is initialized with a default value when it is created
...
for all reference types (§4.3), the default value is null.
Signed-off-by: Alessandro Bellina <abellina@nvidia.com>
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/ok to test |
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/merge |
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This is a follow on from #15210. We bring back the test and fix it so it copies from the right buffer this time. I also set the original column to have some values and nulls, to make sure we are checking something interesting.
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