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1; RUN: llc < %s -O0 -verify-machineinstrs -regalloc=fast2; rdar://problem/79481063;; This test would spill %R4 before the call to zz, but it forgot to move the4; 'last use' marker to the spill.5 6target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:64-n32"7target triple = "armv6-apple-darwin"8 9%struct.q = type { i32, i32 }10 11@.str = external constant [1 x i8] ; <ptr> [#uses=1]12 13define void @yy(ptr %qq) nounwind {14entry:15 %vla6 = alloca i8, i32 undef, align 1 ; <ptr> [#uses=1]16 %vla10 = alloca i8, i32 undef, align 1 ; <ptr> [#uses=1]17 %vla14 = alloca i8, i32 undef, align 1 ; <ptr> [#uses=1]18 %vla18 = alloca i8, i32 undef, align 1 ; <ptr> [#uses=1]19 %tmp21 = load i32, ptr undef ; <i32> [#uses=1]20 %0 = mul i32 1, %tmp21 ; <i32> [#uses=1]21 %vla22 = alloca i8, i32 %0, align 1 ; <ptr> [#uses=1]22 call void (...) @zz(ptr @.str, i32 2, i32 1)23 br i1 undef, label %if.then, label %if.end3624 25if.then: ; preds = %entry26 %call = call i32 (...) @x(ptr undef, ptr undef, ptr %vla6, ptr %vla10, i32 undef) ; <i32> [#uses=0]27 %call35 = call i32 (...) @x(ptr undef, ptr %vla14, ptr %vla18, ptr %vla22, i32 undef) ; <i32> [#uses=0]28 unreachable29 30if.end36: ; preds = %entry31 ret void32}33 34declare void @zz(...)35 36declare i32 @x(...)37