; Make sure a profile that is generated from a function without an exit node ; does not cause an assertion. The profile consists of a non-zero count in a ; basic block and 0 counts in all succcessor blocks. Expect a warning. ; RUN: llvm-profdata merge %S/Inputs/maxcountzero.proftext -o %t.profdata ; RUN: opt < %s -passes=pgo-instr-use -pgo-instrument-entry=false -pgo-test-profile-file=%t.profdata -S 2>&1 | FileCheck %s define void @bar(i32 noundef %s) { entry: %cmp = icmp sgt i32 %s, 20 br i1 %cmp, label %if.then, label %if.end if.then: call void @exit(i32 noundef 1) unreachable if.end: ret void } declare void @exit(i32 noundef) define void @foo(i32 noundef %n) { entry: %sum = alloca i32, align 4 store volatile i32 %n, ptr %sum, align 4 %sum.0.sum.0. = load volatile i32, ptr %sum, align 4 call void @bar(i32 noundef %sum.0.sum.0.) %cmp = icmp slt i32 %n, 10 br i1 %cmp, label %if.then, label %if.end if.then: %sum.0.sum.0.1 = load volatile i32, ptr %sum, align 4 call void @bar(i32 noundef %sum.0.sum.0.1) br label %if.end if.end: br label %for.cond for.cond: %sum.0.sum.0.2 = load volatile i32, ptr %sum, align 4 call void @bar(i32 noundef %sum.0.sum.0.2) br label %for.cond } ; CHECK: warning:{{.*}}Profile in foo partially ignored ; CHECK: define