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1; RUN: opt < %s -loop-reduce -S | grep add | count 22; PR 26623 4; Provide legal integer types.5target datalayout = "n8:16:32:64"6 7@g_3 = common global i16 0 ; <ptr> [#uses=2]8@"\01LC" = internal constant [4 x i8] c"%d\0A\00" ; <ptr> [#uses=1]9 10define void @func_1() nounwind {11entry:12 br label %bb13 14bb: ; preds = %bb, %entry15 %l_2.0.reg2mem.0 = phi i16 [ 0, %entry ], [ %t1, %bb ] ; <i16> [#uses=2]16 %t0 = shl i16 %l_2.0.reg2mem.0, 1 ; <i16>:0 [#uses=1]17 store volatile i16 %t0, ptr @g_3, align 218 %t1 = add i16 %l_2.0.reg2mem.0, -3 ; <i16>:1 [#uses=2]19 %t2 = icmp slt i16 %t1, 1 ; <i1>:2 [#uses=1]20 br i1 %t2, label %bb, label %return21 22return: ; preds = %bb23 ret void24}25 26define i32 @main() nounwind {27entry:28 tail call void @func_1( ) nounwind29 load volatile i16, ptr @g_3, align 2 ; <i16>:0 [#uses=1]30 zext i16 %0 to i32 ; <i32>:1 [#uses=1]31 tail call i32 (ptr, ...) @printf( ptr @"\01LC", i32 %1 ) nounwind ; <i32>:2 [#uses=0]32 ret i32 033}34 35declare i32 @printf(ptr, ...) nounwind36