math: raise flags in logl.c on <= 0 arguments

[musl] / src / math / log2l.c

diff --git a/src/math/log2l.c b/src/math/log2l.c
index 76a7aac..345b395 100644 (file)
--- a/src/math/log2l.c
+++ b/src/math/log2l.c
@@ -108,8 +108,7 @@ static const long double S[4] = {
 
 long double log2l(long double x)
 {
-       long double z;
-       long double y;
+       long double y, z;
        int e;
 
        if (isnan(x))