https://community.intel.com/t5/Intel-Fortran-Compiler/ifc-anomaly/m-p/756052#M11539 Hello users,<BR /><BR />I saw following posting on comutational chemistry list (www.ccl.net)<BR /><BR /><A href="http://www.ccl.net/cgi-bin/ccl/message.cgi?2003+06+09+006"></A><BR /><BR /><A href="http://www.ccl.net/cgi-bin/ccl/message.cgi?2003+06+09+006" target="_blank">http://www.ccl.net/cgi-bin/ccl/message.cgi?2003+06+09+006</A><BR /><BR />I observed that on my platform (ifc 7.1 linux). Any comments ?<BR /><BR />Thanks<BR />Yogesh Tue, 10 Jun 2003 23:14:37 GMT yogvjosh 2003-06-10T23:14:37Z https://community.intel.com/t5/Intel-Fortran-Compiler/ifc-anomaly/m-p/756052#M11539 Hello users,<BR /><BR />I saw following posting on comutational chemistry list (www.ccl.net)<BR /><BR /><A href="http://www.ccl.net/cgi-bin/ccl/message.cgi?2003+06+09+006"></A><BR /><BR /><A href="http://www.ccl.net/cgi-bin/ccl/message.cgi?2003+06+09+006" target="_blank">http://www.ccl.net/cgi-bin/ccl/message.cgi?2003+06+09+006</A><BR /><BR />I observed that on my platform (ifc 7.1 linux). Any comments ?<BR /><BR />Thanks<BR />Yogesh Tue, 10 Jun 2003 23:14:37 GMT https://community.intel.com/t5/Intel-Fortran-Compiler/ifc-anomaly/m-p/756052#M11539 yogvjosh 2003-06-10T23:14:37Z https://community.intel.com/t5/Intel-Fortran-Compiler/ifc-anomaly/m-p/756053#M11540 I'd expect code like that to have "anomolies" with optimization using any X86 compiler. Such sums are very sensitive to the use of extended-precision X87 registers and the order of operations.<BR /><BR />Steve Wed, 11 Jun 2003 00:36:51 GMT https://community.intel.com/t5/Intel-Fortran-Compiler/ifc-anomaly/m-p/756053#M11540 Steven_L_Intel1 2003-06-11T00:36:51Z