# [ref_impl_eiffel] [658] The SCons Eiffel builder now has a construction variable EC, which defaults to 'ec' but can be set to use, say, the 'ecb' Eiffel compiler which is new to EiffelStudio 6.2. **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2008-05-31 06:14 UTC **Views:** 2 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-658-the-scons-eiffel-builder-now-has-a-construction-variable-ec-which-defaults-to-ec-but-can-be-set-to-use-say-the-ecb-eiffel-compiler-which-is-new-to-eiffelstudio-6-2/15877 --- ## Post #1 by @svn1 Revision: 658 Author: peter\.gummer Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-658-the-scons-eiffel-builder-now-has-a-construction-variable-ec-which-defaults-to-ec-but-can-be-set-to-use-say-the-ecb-eiffel-compiler-which-is-new-to-eiffelstudio-6-2/15877 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-658-the-scons-eiffel-builder-now-has-a-construction-variable-ec-which-defaults-to-ec-but-can-be-set-to-use-say-the-ecb-eiffel-compiler-which-is-new-to-eiffelstudio-6-2/15877