Return shadow bytes for a stack frame with all locals in scope.

Synopsis

Declared in <llvm/Transforms/Utils/ASanStackFrameLayout.h>

SmallVector<uint8_t, 64>
GetShadowBytes(
    SmallVectorImpl<ASanStackVariableDescription> const& Vars,
    ASanStackFrameLayout const& Layout);

Description

Redzones are marked with AddressSanitizer magic values. This shadow represents the state of the stack frame when all local variables are inside their own scope.

Return Value

Shadow bytes with redzones marked and in‐scope locals as valid.

Parameters

Name

Description

Vars

Stack variables after layout has been computed.

Layout

Computed frame layout that supplies granularity and size.

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