1; RUN: opt < %s -passes=pgo-instr-gen -pgo-function-entry-coverage -S | FileCheck %s 2target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 3target triple = "x86_64-unknown-linux-gnu" 4 5define i32 @foo(i32 %i) { 6entry: 7 ; CHECK: call void @llvm.instrprof.cover({{.*}}) 8 %cmp = icmp sgt i32 %i, 0 9 br i1 %cmp, label %if.then, label %if.else 10 11if.then: 12 ; CHECK-NOT: llvm.instrprof.cover( 13 %add = add nsw i32 %i, 2 14 %s = select i1 %cmp, i32 %add, i32 0 15 br label %if.end 16 17if.else: 18 %sub = sub nsw i32 %i, 2 19 br label %if.end 20 21if.end: 22 %retv = phi i32 [ %add, %if.then ], [ %sub, %if.else ] 23 ret i32 %retv 24} 25 26; CHECK: declare void @llvm.instrprof.cover( 27