------- Comment #10 from rguenth at gcc dot gnu dot org 2010-04-12 11:21 ------- - D.1850_209 = -alt_90; - D.2093_151 = -alb_86; - D.1849_208 = D.1848_207 - alb_86; + D.2093_151 = -alt_90; + D.1849_208 = D.1848_207 - alt_90; D.1851_210 = D.1849_208 + -1.0e+0; - z1a_211 = D.1851_210 + D.1850_209; + D.2094_497 = -alb_86; + z1a_211 = D.1851_210 - alb_86;
this doesn't look like an identity transform. You have to be careful with non-single use vars and make sure they do not end up on a reassociation chain. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43716
