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---
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title: "Pulse"
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description: "Memory and lifetime analysis."
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---
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Memory and lifetime analysis.
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Activate with `--pulse`.
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Supported languages:
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- C/C++/ObjC: Yes
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- Java: Experimental
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- C#/.Net: No
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## List of Issue Types
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The following issue types are reported by this checker:
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- [CONSTANT_ADDRESS_DEREFERENCE](/docs/next/all-issue-types#constant_address_dereference)
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- [MEMORY_LEAK](/docs/next/all-issue-types#memory_leak)
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- [NULLPTR_DEREFERENCE](/docs/next/all-issue-types#nullptr_dereference)
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- [OPTIONAL_EMPTY_ACCESS](/docs/next/all-issue-types#optional_empty_access)
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- [PULSE_UNINITIALIZED_VALUE](/docs/next/all-issue-types#pulse_uninitialized_value)
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- [STACK_VARIABLE_ADDRESS_ESCAPE](/docs/next/all-issue-types#stack_variable_address_escape)
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- [USE_AFTER_DELETE](/docs/next/all-issue-types#use_after_delete)
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- [USE_AFTER_FREE](/docs/next/all-issue-types#use_after_free)
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- [USE_AFTER_LIFETIME](/docs/next/all-issue-types#use_after_lifetime)
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- [VECTOR_INVALIDATION](/docs/next/all-issue-types#vector_invalidation)
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