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| author | Alexey Samsonov <vonosmas@gmail.com> | 2014-08-13 00:26:40 +0000 |
|---|---|---|
| committer | Alexey Samsonov <vonosmas@gmail.com> | 2014-08-13 00:26:40 +0000 |
| commit | e971bd368a495ab656bf1736187a506caa043fff (patch) | |
| tree | 4f1dd8623f0e1892f3d187fb523d4a900afda4fe /include/clang/Basic/Sanitizers.def | |
| parent | 7c33b6163c35fe151b0a22f188065eecab3657f8 (diff) | |
[UBSan] Add returns-nonnull sanitizer.
Summary:
This patch adds a runtime check verifying that functions
annotated with "returns_nonnull" attribute do in fact return nonnull pointers.
It is based on suggestion by Jakub Jelinek:
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20140623/223693.html.
Test Plan: regression test suite
Reviewers: rsmith
Reviewed By: rsmith
Subscribers: cfe-commits
Differential Revision: http://reviews.llvm.org/D4849
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@215485 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/clang/Basic/Sanitizers.def')
| -rw-r--r-- | include/clang/Basic/Sanitizers.def | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/include/clang/Basic/Sanitizers.def b/include/clang/Basic/Sanitizers.def index 0ef39bc710..2646f05000 100644 --- a/include/clang/Basic/Sanitizers.def +++ b/include/clang/Basic/Sanitizers.def @@ -62,6 +62,7 @@ SANITIZER("integer-divide-by-zero", IntegerDivideByZero) SANITIZER("null", Null) SANITIZER("object-size", ObjectSize) SANITIZER("return", Return) +SANITIZER("returns-nonnull-attribute", ReturnsNonnullAttribute) SANITIZER("shift", Shift) SANITIZER("signed-integer-overflow", SignedIntegerOverflow) SANITIZER("unreachable", Unreachable) @@ -78,9 +79,9 @@ SANITIZER("dataflow", DataFlow) // ABI or address space layout implications, and only catch undefined behavior. SANITIZER_GROUP("undefined", Undefined, Alignment | Bool | ArrayBounds | Enum | FloatCastOverflow | - FloatDivideByZero | Function | IntegerDivideByZero | Null | - ObjectSize | Return | Shift | SignedIntegerOverflow | - Unreachable | VLABound | Vptr) + FloatDivideByZero | Function | IntegerDivideByZero | Null | + ObjectSize | Return | ReturnsNonnullAttribute | Shift | + SignedIntegerOverflow | Unreachable | VLABound | Vptr) // -fsanitize=undefined-trap includes // all sanitizers included by -fsanitize=undefined, except those that require @@ -88,9 +89,9 @@ SANITIZER_GROUP("undefined", Undefined, // -fsanitize-undefined-trap-on-error flag. SANITIZER_GROUP("undefined-trap", UndefinedTrap, Alignment | Bool | ArrayBounds | Enum | FloatCastOverflow | - FloatDivideByZero | IntegerDivideByZero | Null | ObjectSize | - Return | Shift | SignedIntegerOverflow | Unreachable | - VLABound) + FloatDivideByZero | IntegerDivideByZero | Null | + ObjectSize | Return | ReturnsNonnullAttribute | Shift | + SignedIntegerOverflow | Unreachable | VLABound) SANITIZER_GROUP("integer", Integer, SignedIntegerOverflow | UnsignedIntegerOverflow | Shift | |