math: rewrite remainder functions (remainder, remquo, fmod, modf)

[musl] / src / math / scalbnf.c

diff --git a/src/math/scalbnf.c b/src/math/scalbnf.c
index 243dafd..c0eeaf8 100644 (file)
--- a/src/math/scalbnf.c
+++ b/src/math/scalbnf.c
@@ -11,7 +11,7 @@ float scalbnf(float x, int n)
                        x *= 0x1p127f;
                        n -= 127;
                        if (n > 127)
-                               return x * 0x1p127f;
+                               n = 127;
                }
        } else if (n < -126) {
                x *= 0x1p-126f;
@@ -20,9 +20,10 @@ float scalbnf(float x, int n)
                        x *= 0x1p-126f;
                        n += 126;
                        if (n < -126)
-                               return x * 0x1p-126f;
+                               n = -126;
                }
        }
        SET_FLOAT_WORD(scale, (uint32_t)(0x7f+n)<<23);
-       return x * scale;
+       STRICT_ASSIGN(float, x, x * scale);
+       return x;
 }