1; RUN: opt < %s -loop-rotate -S | FileCheck %s 2 3; Test alloca in -loop-rotate. 4 5; We expect a different value for %ptr each iteration (according to the 6; definition of alloca). I.e. each @use must be paired with an alloca. 7 8; CHECK: call void @use(i8* % 9; CHECK: %ptr = alloca i8 10 11@e = global i16 10 12 13declare void @use(i8*) 14 15define void @test() { 16entry: 17 %end = load i16, i16* @e 18 br label %loop 19 20loop: 21 %n.phi = phi i16 [ %n, %loop.fin ], [ 0, %entry ] 22 %ptr = alloca i8 23 %cond = icmp eq i16 %n.phi, %end 24 br i1 %cond, label %exit, label %loop.fin 25 26loop.fin: 27 %n = add i16 %n.phi, 1 28 call void @use(i8* %ptr) 29 br label %loop 30 31exit: 32 ret void 33} 34