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1; Tests that coro-split does not generate noinline variant for noinline functions2; RUN: opt < %s -passes='cgscc(coro-split),simplifycfg,early-cse' -S | FileCheck %s3 4; CHECK-LABEL: @cannotinline()5define ptr @cannotinline() presplitcoroutine noinline {6entry:7 %id = call token @llvm.coro.id(i32 0, ptr null, ptr null, ptr null)8 %need.alloc = call i1 @llvm.coro.alloc(token %id)9 br i1 %need.alloc, label %dyn.alloc, label %begin10 11dyn.alloc: 12 %size = call i32 @llvm.coro.size.i32()13 %alloc = call ptr @malloc(i32 %size)14 br label %begin15 16begin:17 %phi = phi ptr [ null, %entry ], [ %alloc, %dyn.alloc ]18 %hdl = call ptr @llvm.coro.begin(token %id, ptr %phi)19 call void @print(i32 0)20 %0 = call i8 @llvm.coro.suspend(token none, i1 false)21 switch i8 %0, label %suspend [i8 0, label %resume 22 i8 1, label %cleanup]23resume:24 call void @print(i32 1)25 br label %cleanup26 27cleanup:28 %mem = call ptr @llvm.coro.free(token %id, ptr %hdl)29 call void @free(ptr %mem)30 br label %suspend31suspend:32 call void @llvm.coro.end(ptr %hdl, i1 0, token none) 33 ret ptr %hdl34}35 36; CHECK-NOT-LABEL: @cannotinline.noalloc()37 38 39; Make a safe_elide call to cannotinline40define void @caller() presplitcoroutine {41entry:42 %ptr = call ptr @cannotinline() #143 ret void44}45 46 47declare ptr @llvm.coro.free(token, ptr)48declare i32 @llvm.coro.size.i32()49declare i8 @llvm.coro.suspend(token, i1)50declare void @llvm.coro.resume(ptr)51declare void @llvm.coro.destroy(ptr)52 53declare token @llvm.coro.id(i32, ptr, ptr, ptr)54declare i1 @llvm.coro.alloc(token)55declare ptr @llvm.coro.begin(token, ptr)56declare void @llvm.coro.end(ptr, i1, token) 57 58declare noalias ptr @malloc(i32) allockind("alloc,uninitialized") "alloc-family"="malloc"59declare void @print(i32)60declare void @free(ptr) willreturn allockind("free") "alloc-family"="malloc"61 62attributes #1 = { coro_elide_safe }63