1f2f6ce65b79df6ec4ee427d51a18355a170f199bDan Gohman; RUN: opt < %s -loop-reduce -S | grep add | count 2 2d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel; PR 2662 3d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel@g_3 = common global i16 0 ; <i16*> [#uses=2] 4d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel@"\01LC" = internal constant [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1] 5d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel 6d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Pateldefine void @func_1() nounwind { 7d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patelentry: 8d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel br label %bb 9d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel 10d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patelbb: ; preds = %bb, %entry 11d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel %l_2.0.reg2mem.0 = phi i16 [ 0, %entry ], [ %t1, %bb ] ; <i16> [#uses=2] 12d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel %t0 = shl i16 %l_2.0.reg2mem.0, 1 ; <i16>:0 [#uses=1] 13d2bf432b2b6ba02e20958953a237213d48b00f20Chris Lattner store volatile i16 %t0, i16* @g_3, align 2 14d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel %t1 = add i16 %l_2.0.reg2mem.0, -3 ; <i16>:1 [#uses=2] 15d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel %t2 = icmp slt i16 %t1, 1 ; <i1>:2 [#uses=1] 16d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel br i1 %t2, label %bb, label %return 17d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel 18d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patelreturn: ; preds = %bb 19d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel ret void 20d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel} 21d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel 22d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Pateldefine i32 @main() nounwind { 23d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patelentry: 24d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel tail call void @func_1( ) nounwind 25d2bf432b2b6ba02e20958953a237213d48b00f20Chris Lattner load volatile i16* @g_3, align 2 ; <i16>:0 [#uses=1] 26d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel zext i16 %0 to i32 ; <i32>:1 [#uses=1] 27d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @"\01LC", i32 0, i32 0), i32 %1 ) nounwind ; <i32>:2 [#uses=0] 28d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel ret i32 0 29d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel} 30d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Patel 31d16aba22c9eca0b2576a5fe5507f3c8ab378942eDevang Pateldeclare i32 @printf(i8*, ...) nounwind 32