test_plot_ranges fails on ppc64le

[opoplawski]

Updating the fedora package to 1.1.3 seeing this failure only on ppc64le:

153/210 Test #147: test_plot_ranges.pro ...............***Failed    1.81 sec
% Compiled module: DLM_REGISTER.
% Compiled module: TEST_PLOT_RANGES.
% Compiled module: ROUTINE_NAME.
% Compiled module: CHECK_IF_DEVICE_IS_OK.
% Compiled module: BANNER_FOR_TESTSUITE.
% Compiled module: GDL_IDL_FL.
% TEST_PLOT_YRANGES : 
  NO errors encountered during TEST_PLOT_YRANGES **POSITIVE** tests  
% Compiled module: ERRORS_CUMUL.
% TEST_PLOT_YRANGES : 
  NO errors encountered during TEST_PLOT_YRANGES **NEGATIVE** tests  
% Compiled module: ERRORS_ADD.
% TEST_PLOTTING_RANGES: Error on operation : error case 4 on !Y.crange
% TEST_PLOTTING_RANGES: Error on operation : error case 4 on !Y.crange
% TEST_PLOTTING_RANGES: Error on operation : error case 4 on !Y.crange
% TEST_PLOTTING_RANGES: Error on operation : error case 4 on !Y.crange
% TEST_PLOTTING_RANGES: Error on operation : error case 4 on !Y.crange
% TEST_PLOTTING_RANGES: 
  5 errors encountered during TEST_PLOTTING_RANGES tests  
% TEST_PLOT_RANGES: ========================================================
% TEST_PLOT_RANGES: =                                                      =
% TEST_PLOT_RANGES: =  5 errors encountered during TEST_PLOT_RANGES tests  =
% TEST_PLOT_RANGES: =                                                      =
% TEST_PLOT_RANGES: ========================================================