1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -gvn -S | FileCheck %s 3 4define i1 @foo() { 5; CHECK-LABEL: @foo( 6; CHECK-NEXT: call void @llvm.assume(i1 undef) 7; CHECK-NEXT: ret i1 undef 8; 9 call void @llvm.assume(i1 undef) 10 ret i1 undef 11} 12 13declare void @llvm.assume(i1) 14