[llvm] [RISCV] Make InitUndef handle undef operand (PR #65755)

[Craig Topper via llvm-commits]

================
@@ -0,0 +1,64 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3
+; RUN: llc -mtriple=riscv64 -mattr=+v,+f,+m,+zfh,+zvfh \
+; RUN:  < %s | FileCheck %s
+
+; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
----------------
topperc wrote:

Drop Function Attrs comments

https://github.com/llvm/llvm-project/pull/65755