strtod: add zero test

diff --git a/src/stdlib/strtod.c b/src/stdlib/strtod.c
index 08ff74a..51e5a92 100644 (file)
--- a/src/stdlib/strtod.c
+++ b/src/stdlib/strtod.c
@@ -60,7 +60,9 @@ static struct {
        char *s;
        double f;
 } t[] = {
-//     {"-.00000", -0.0},
+       {"0", 0.0},
+       {"00.00", 0.0},
+       {"-.00000", -0.0},
        {"1e+1000000", INFINITY},
        {"1e-1000000", 0},
        // 2^-1074 * 0.5 - eps