1 /* { dg-do compile } */
2 /* { dg-options "-O -fno-rounding-math -fdump-tree-optimized-raw" } */
3 
4 #define DEF(num, T1, T2) T2 f##num(T1 x) { \
5     T1 y = -x; \
6     T2 z = (T2)y; \
7     return -z; \
8 }
9 DEF(0, double, float)
10 
11 /* { dg-final { scan-tree-dump-not "negate_expr" "optimized"} } */
12