http://llvm.org/bugs/show_bug.cgi?id=17190
Bug ID: 17190
Summary: MSan reports wrong origin for "sret" arguments.
Product: compiler-rt
Version: unspecified
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: compiler-rt
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
We need to reset origin for "sret" arguments in the function preamble.
Without this any bits that are left uninitialized by the callee are attributed
to the caller.
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