testlist <- list(highs = c(-7.36396381526126e+137, 8.00389985289061e+113,  2.6608676746803e+188, -2.54453252791881e+306, 24203296054478528512,  2.23835412547631e+80, -3.15554098969328e+184, 103045.686183326,  -4.69263377436179e-144, 1.32793129104917e-171, -1.19876449653523e+39,  -1.1663883301827e-288, -5.58210096746956e-173, 1.88461441635708e-113,  9.6352749451738e-59, -8.72114373420347e-288, -2.14356202847343e+44,  7.18499707833664e+178, -2.05927736126779e-19, NA, -1.01423301838482e-304,  -1.76842694084054e+115, 1.08406678692066e-186, 1.25062481830135e+210,  -2.00288218096108e-38, -1.43930395734367e+135, -2.82023808389625e-65,  -5.64844499525298e+148, -2.75442222507813e+80, 1.17942330625397e-77,  -4.22762010178402e+48, -2.01864785637121e-65, -1.97039731453807e-103,  -1.20748478576086e+267, 5.0151745207803e+77, -1.89599170384197e-265,  3.46667402948819e-50, 4.45558750634562e+27, -131471240843.972,  2.49204987810138e-204, 6.41334489987889e+94, -6.13432236979662e-171,  -1.74902373894635e-165, Inf, -1.47565819048598e-69, 6.65161744702297e-247,  1.70476867621317e-168, -4.39436669569826e-142, 5.36424934970342e-191,  -8.8846719329811e+46, -9.6552672818522e+210, 9.44222073116512e-164,  -1.92135972442262e+168, -1.70276185074825e+51, 4.00073052886782e+208,  1.52334696594583e-16, -1.47390426448057e-272, 1.52953011327975e-158,  1.18457705241626e+132, 4.00686797390895e-99, 1.02423513596422e+291,  4.49320718935154e+22, -3.30737562212217e+191, 1.14717492011538e-134,  2.19168086023665e+275, -2.10579507440212e-184, 3.09520330439886e+103,  4.80578473344134e+262, -1.69842863856231, 3.19311458613878e+90,  -6.40563343378582e-280, 4.27504014571737e-301, -1.87901648984644e+247,  NA, 1.64961298230257e+93, 1.43578935128587e-42, -2.82777433654587e-27,  -2575980918.39057, 5.87553098941723e-192, -1.76842694084054e+115,  -4.23833193291648e+194, -11250.6563747095, 2.39822144645398e-261,  1.24300013264274e-185, 5.7241166744345e+46, -2.9341008588976e+189,  1.2583307813726e+123, 9.13464820470531e+122, 1.1258587144999e+204,  0), lows = c(-5.67662785271114e+124, 1.87621480725993e-147, 3.17162258792089e+297,  -1.31854525331971e-199, 6.31491727494514e+112, 5.76075018403463e+174,  -6.52149603688827e-86, 4.99002201102741e-278, -2.22164736448231e-248,  2.97098936176079e+186, -1.6691839456594e-135, -4.61472746327503e+216,  -7.86775028462207e+188, 6.48952095392844e+298, 7.50844408050812e-174,  -1.69855874398361e-28, -6.18181307645196e+65, -9.33192619016635e-283,  1.69534625887646e-86, 1.35918227868791e+184, 7.94851753673194e-27,  -8.02841693402693e-56, 2.27692758695788e+297, -3.94943260535778e-268,  -1.00015023637394e-179, 1.18707880574796e-286, 6.15297699103549e-149,  -3.78030012417127e-22, 6.52309357636701e-165, -7.55064881757107e+237,  4.35565934073509e+34, -9.63874393647249e+186, NaN, NA, 4.50812974120079e-175,  2.07511258025669e-137, 3.30199472345437e-193, 1.64743956374025e+97,  -3.74190981987684e+186, -9.25524969129446e-187, -8.11504058839182e-176,  -1.04004105973232e-14, -3.25620685138974e+91, 3.89255449357452e+183,  6.6832143508908e-305, 6.50919981229432e+251, 0.0758740828582757,  -7.75009098681789e-54, 4.91106609560942e+65, -3.53486623613337e-257,  -3.93311029507593e-293, 5.3426744664963e-229, -1.66223926952309e+64,  -3.86012607383773e-294, 1.29285394137111e+140, -9.56349662142827e-100,  -1.33707667084761e-72, -1.81115719360863e-94, 2.92317126824314e+65,  -1.06145029926487e-193, 4.84929957106252e+110, -2.739800583617e+141,  -2.33625660493469e+220, 3.89145771165349e+59, -3.43737164111516e+25,  Inf, 3.67677404453776e+254, 4.57405394677329e+197, NA, -2.03051885156038e-268,  6.08395729819746e-77, 4.07289601111931e+98, 4.16286864162269e+80,  2.30990375470814e-127, 3.77167181250009e+66, -4.76434734234976e+25,  -8.85544226301609e+216, 1.5020082349e+185, NaN, -4.60942350524825e-147,  -8.02766497183539e+70, 0))
result <- do.call(stocks:::mdd_hl_indices,testlist)
str(result)