llvm-project/llvm/test/Transforms/GVN/local-pre.ll

19 lines
270 B
LLVM

; RUN: llvm-as < %s | opt -gvn -enable-pre | llvm-dis | grep {b.pre}
define i32 @main(i32 %p) {
block1:
br i1 true, label %block2, label %block3
block2:
%a = add i32 %p, 1
br label %block4
block3:
br label %block4
block4:
%b = add i32 %p, 1
ret i32 %b
}