Explicit cast down from double to int

byroot · nobu · byroot · commit 3226913a577a · 2025-05-12T19:27:51.000+02:00
Co-Authored-By: Nobuyoshi Nakada &lt;nobu@ruby-lang.org&gt;
diff --git a/ext/json/ext/vendor/fpconv.c b/ext/json/ext/vendor/fpconv.c
@@ -92,7 +92,7 @@ static Fp find_cachedpow10(int exp, int* k)
 {
     const double one_log_ten = 0.30102999566398114;
 
-    int approx = -(exp + npowers) * one_log_ten;
+    int approx = (int)(-(exp + npowers) * one_log_ten);
     int idx = (approx - firstpower) / steppowers;
 
     while(1) {

Original file line number	Diff line number	Diff line change
`@@ -92,7 +92,7 @@ static Fp find_cachedpow10(int exp, int* k)`
`92`	`92`	`{`
`93`	`93`	`const double one_log_ten = 0.30102999566398114;`
`94`	`94`
`95`		`- int approx = -(exp + npowers) * one_log_ten;`
	`95`	`+ int approx = (int)(-(exp + npowers) * one_log_ten);`
`96`	`96`	`int idx = (approx - firstpower) / steppowers;`
`97`	`97`
`98`	`98`	`while(1) {`