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1; Tests that the coro.align intrinsic could be lowered to correct alignment2; RUN: opt < %s -passes='cgscc(coro-split),simplifycfg,early-cse' -S | FileCheck %s3 4define ptr @f() presplitcoroutine {5entry:6 %x = alloca i64, align 167 %y = alloca i32, align 328 %z = alloca i32, align 169 %alpha = alloca i1, align 810 %id = call token @llvm.coro.id(i32 0, ptr null, ptr null, ptr null)11 %size = call i32 @llvm.coro.size.i32()12 %align = call i32 @llvm.coro.align.i32()13 %alloc = call ptr @aligned_alloc(i32 %align, i32 %size)14 %hdl = call ptr @llvm.coro.begin(token %id, ptr %alloc)15 %sp1 = call i8 @llvm.coro.suspend(token none, i1 false)16 switch i8 %sp1, label %suspend [i8 0, label %resume17 i8 1, label %cleanup]18resume:19 call void @capture_call(ptr %x)20 call void @capture_call(ptr %y)21 call void @capture_call(ptr %z)22 call void @capture_call(ptr %alpha)23 br label %cleanup24 25cleanup:26 %mem = call ptr @llvm.coro.free(token %id, ptr %hdl)27 call void @free(ptr %mem)28 br label %suspend29 30suspend:31 call void @llvm.coro.end(ptr %hdl, i1 0, token none)32 ret ptr %hdl33}34 35; %x needs to go to the frame since it's escaped; %y will stay as local since it doesn't escape.36; CHECK: %f.Frame = type { ptr, ptr, i64, i1, i1, [6 x i8], i32, [12 x i8], i32 }37; CHECK-LABEL: define ptr @f()38; CHECK: %[[ALLOC:.+]] = call ptr @aligned_alloc(i32 32, i32 56)39; CHECK-NEXT: call noalias nonnull ptr @llvm.coro.begin(token %id, ptr %[[ALLOC]])40 41declare ptr @llvm.coro.free(token, ptr)42declare i32 @llvm.coro.size.i32()43declare i32 @llvm.coro.align.i32()44declare i8 @llvm.coro.suspend(token, i1)45declare void @llvm.coro.resume(ptr)46declare void @llvm.coro.destroy(ptr)47 48declare token @llvm.coro.id(i32, ptr, ptr, ptr)49declare i1 @llvm.coro.alloc(token)50declare ptr @llvm.coro.begin(token, ptr)51declare void @llvm.coro.end(ptr, i1, token)52 53declare void @capture_call(ptr)54declare void @nocapture_call(ptr nocapture)55declare noalias ptr @aligned_alloc(i32, i32)56declare void @free(ptr)57