; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -O3 -S < %s | FileCheck %s ; RUN: opt -passes='default<O3>' -S < %s | FileCheck %s define void @PR45682(i32 %x, i32 %y) { ; CHECK-LABEL: @PR45682( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[Y:%.*]], 0 ; CHECK-NEXT: tail call void @llvm.assume(i1 [[CMP]]) ; CHECK-NEXT: ret void ; entry: %x.addr = alloca i32, align 4 %y.addr = alloca i32, align 4 store i32 %x, i32* %x.addr, align 4 store i32 %y, i32* %y.addr, align 4 %0 = load i32, i32* %y.addr, align 4 %cmp = icmp sgt i32 %0, 0 call void @llvm.assume(i1 %cmp) %1 = load i32, i32* %y.addr, align 4 %2 = load i32, i32* %x.addr, align 4 %add = add nsw i32 %2, %1 store i32 %add, i32* %x.addr, align 4 %3 = load i32, i32* %x.addr, align 4 %cmp1 = icmp eq i32 %3, -2147483648 br i1 %cmp1, label %if.then, label %if.end if.then: call void @v() br label %if.end if.end: ret void } declare void @v() declare void @llvm.assume(i1)