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1; RUN: llc --frame-pointer=all -mtriple=aarch64-- < %s | FileCheck %s2 3; PR25610: -fstack-protector places the canary in the wrong place on arm64 with4; va_args5 6%struct.__va_list = type { ptr, ptr, ptr, i32, i32 }7 8; CHECK-LABEL: test9; CHECK: ldr [[GUARD:x[0-9]+]]{{.*}}:lo12:__stack_chk_guard]10; Make sure the canary is placed relative to the frame pointer, not11; the stack pointer.12; CHECK: stur [[GUARD]], [x29, #-8]13define void @test(ptr %i, ...) #0 {14entry:15 %buf = alloca [10 x i8], align 116 %ap = alloca %struct.__va_list, align 817 %tmp = alloca %struct.__va_list, align 818 call void @llvm.lifetime.start(i64 10, ptr %buf)19 call void @llvm.lifetime.start(i64 32, ptr %ap)20 call void @llvm.va_start(ptr %ap)21 call void @llvm.memcpy.p0.p0.i64(ptr %tmp, ptr %ap, i64 32, i32 8, i1 false)22 call void @baz(ptr %i, ptr nonnull %tmp)23 call void @bar(ptr %buf)24 call void @llvm.va_end(ptr %ap)25 call void @llvm.lifetime.end(i64 32, ptr %ap)26 call void @llvm.lifetime.end(i64 10, ptr %buf)27 ret void28}29 30declare void @llvm.lifetime.start(i64, ptr nocapture)31declare void @llvm.va_start(ptr)32declare void @baz(ptr, ptr)33declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i32, i1)34declare void @bar(ptr)35declare void @llvm.va_end(ptr)36declare void @llvm.lifetime.end(i64, ptr nocapture)37 38attributes #0 = { noinline nounwind optnone ssp }39 40!llvm.module.flags = !{!0}41!0 = !{i32 7, !"direct-access-external-data", i32 1}42