/* { dg-do compile } */ /* { dg-options "-O1 -fno-trapping-math -funsafe-math-optimizations -fdump-tree-recip" } */ double F[2] = { 0.0, 0.0 }, e; /* In this case the optimization is interesting. */ float h () { int i; double E, W, P, d; W = 1.; d = 2.*e; E = 1. - d; for( i=0; i < 2; i++ ) if( d > 0.01 ) { P = ( W < E ) ? (W - E)/d : (E - W)/d; F[i] += P; } F[0] += E / d; } /* { dg-final { scan-tree-dump-times " / " 1 "recip" } } */ /* { dg-final { cleanup-tree-dump "recip" } } */