[llvm] LLVM_FALLTHROUGH => [[fallthrough]]. NFC
With C++17 there is no Clang pedantic warning or MSVC C5051.
diff --git a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
index e6e6ad0..e55a759 100644
--- a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
+++ b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
@@ -2017,7 +2017,7 @@
TargetTransformInfo::OP_None);
return Cost;
}
- LLVM_FALLTHROUGH;
+ [[fallthrough]];
case ISD::UDIV: {
if (Opd2Info == TargetTransformInfo::OK_UniformConstantValue) {
auto VT = TLI->getValueType(DL, Ty);