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e_scalb.c: Call scalbln instead of scalbn on 16-bit targets to ensure constant fits in an int.

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Jon Beniston
2018-08-31 22:42:29 +01:00
committed by Corinna Vinschen
parent 3017f23f1c
commit fcc1e7039f
1 changed files with 5 additions and 0 deletions
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5
newlib/libm/math/e_scalb.c
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@@ -46,8 +46,13 @@
else return x/(-fn);
}
if (rint(fn)!=fn) return (fn-fn)/(fn-fn);
#if INT_MAX == 32767
if ( fn > 65000.0) return scalbln(x, 65000);
if (-fn > 65000.0) return scalbln(x,-65000);
#else
if ( fn > 65000.0) return scalbn(x, 65000);
if (-fn > 65000.0) return scalbn(x,-65000);
#endif
return scalbn(x,(int)fn);
#endif
}