1 /* { dg-do compile } */
2 /* { dg-options "-O -fdump-tree-forwprop1" } */
3 
f(_Complex float x,_Complex float y)4 float f(_Complex float x, _Complex float y){
5   x += y;
6   return __builtin_cimagf (x);
7 }
8 
g(double x)9 double g(double x){
10   _Complex double c = __builtin_cexpi (x);
11   return __builtin_creal (c);
12 }
13 
14 /* { dg-final { scan-tree-dump "__builtin_cos" "forwprop1"} } */
15 /* { dg-final { scan-tree-dump-times "IMAGPART_EXPR" 2 "forwprop1"} } */
16