[Bug tree-optimization/49170] [4.7 regression] Several libstdc++ tests fail to link on Solaris 8/9: cexp missing

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49170

--- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-05-27 
10:15:37 UTC ---
> +          /* Make sure we have either sincos or cexp.  */
> +          if (!TARGET_HAS_SINCOS && !TARGET_C99_FUNCTIONS)
> +            break;
> +

Could you please have a look to pr 31249?