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| author | Nikita Popov <nikita.ppv@gmail.com> | 2021-07-12 20:54:58 +0200 |
|---|---|---|
| committer | Nikita Popov <nikita.ppv@gmail.com> | 2021-07-12 21:11:59 +0200 |
| commit | 3fb0621fafbb16ea157830b308c26a77ba0a04e3 (patch) | |
| tree | c482caf782190ca4d6aebc45ebc77f9a84f9029b /llvm/lib/IR/Attributes.cpp | |
| parent | b4a6fa12d1fdcc9a446432218d9990a6c6797c83 (diff) | |
| download | llvm-3fb0621fafbb16ea157830b308c26a77ba0a04e3.zip llvm-3fb0621fafbb16ea157830b308c26a77ba0a04e3.tar.gz llvm-3fb0621fafbb16ea157830b308c26a77ba0a04e3.tar.bz2 | |
[Attributes] Assert correct attribute constructor is used (NFCI)
Assert that enum/int/type attributes go through the constructor
they are supposed to use.
To make sure this can't happen via invalid bitcode, explicitly
verify that the attribute kind if correct there.
Diffstat (limited to 'llvm/lib/IR/Attributes.cpp')
| -rw-r--r-- | llvm/lib/IR/Attributes.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/IR/Attributes.cpp b/llvm/lib/IR/Attributes.cpp index 45f7f18..3c3ffea 100644 --- a/llvm/lib/IR/Attributes.cpp +++ b/llvm/lib/IR/Attributes.cpp @@ -91,6 +91,11 @@ static std::pair<unsigned, unsigned> unpackVScaleRangeArgs(uint64_t Value) { Attribute Attribute::get(LLVMContext &Context, Attribute::AttrKind Kind, uint64_t Val) { + if (Val) + assert(Attribute::isIntAttrKind(Kind) && "Not an int attribute"); + else + assert(Attribute::isEnumAttrKind(Kind) && "Not an enum attribute"); + LLVMContextImpl *pImpl = Context.pImpl; FoldingSetNodeID ID; ID.AddInteger(Kind); |