http://llvm.org/bugs/show_bug.cgi?id=22822
Bug ID: 22822
Summary: Aggressive optimization breaks the code and removes
checks
Product: clang
Version: 3.6
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: LLVM Codegen
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
Created attachment 13993
--> http://llvm.org/bugs/attachment.cgi?id=13993&action=edit
Minimal example of the code causing the problem
The attached code is miscompiled at optimization levels -Os and above and the
checks in checked_add function are apparently ignored.
Reproduced on FreeBSD and Windows with clang 3.5.0 (release=r217039) and
3.6.0(tags/RELEASE_360/final).
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