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RustWrapper: simplify removing attributes

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Avoids some extra conversions. Spotted by nikic during review.
This commit is contained in:
Augie Fackler 2022-01-05 13:51:59 -05:00
parent 2803fbc447
commit 34a6b6c423
1 changed files with 3 additions and 7 deletions
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10
compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
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@ -341,16 +341,12 @@ extern "C" void LLVMRustRemoveFunctionAttributes(LLVMValueRef Fn,
unsigned Index,
LLVMRustAttribute RustAttr) {
Function *F = unwrap<Function>(Fn);
Attribute Attr = Attribute::get(F->getContext(), fromRust(RustAttr));
auto PAL = F->getAttributes();
AttributeList PAL = F->getAttributes();
AttributeList PALNew;
#if LLVM_VERSION_LT(14, 0)
AttrBuilder B(Attr);
PALNew = PAL.removeAttributes(F->getContext(), Index, B);
PALNew = PAL.removeAttribute(F->getContext(), Index, fromRust(RustAttr));
#else
AttributeMask M;
M.addAttribute(Attr);
PALNew = PAL.removeAttributesAtIndex(F->getContext(), Index, M);
PALNew = PAL.removeAttributeAtIndex(F->getContext(), Index, fromRust(RustAttr));
#endif
F->setAttributes(PALNew);
}