| title |
alloca | Microsoft Docs |
| ms.custom |
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| ms.date |
11/04/2016 |
| ms.reviewer |
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| ms.topic |
article |
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| ms.assetid |
2b209335-e3a0-4934-93f0-3b5925d22918 |
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9 |
| author |
corob-msft |
| ms.author |
corob |
| manager |
ghogen |
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_alloca is required to be 16-byte aligned and additionally required to use a frame pointer.
The stack that is allocated needs to include space below it for parameters of subsequently called functions, as discussed in Stack Allocation.
Stack Usage