cache_vrt: Print NAN when converting NAN to string

AlveElde · AlveElde · commit 596d08a0e86a · 2024-10-09T11:44:22.000+02:00
diff --git a/bin/varnishd/cache/cache_vrt.c b/bin/varnishd/cache/cache_vrt.c
@@ -770,6 +770,8 @@ VRT_REAL_string(VRT_CTX, VCL_REAL num)
 {
 
 	CHECK_OBJ_NOTNULL(ctx, VRT_CTX_MAGIC);
+	if (isnan(num))
+		return ("NAN");
 	if (!VRT_REAL_is_valid(num))
 		VRT_fail(ctx, "REAL overflow converting to string (%e)", num);
 	return (WS_Printf(ctx->ws, "%.3f", num));

Original file line number	Diff line number	Diff line change
`@@ -770,6 +770,8 @@ VRT_REAL_string(VRT_CTX, VCL_REAL num)`
`770`	`770`	`{`
`771`	`771`
`772`	`772`	`CHECK_OBJ_NOTNULL(ctx, VRT_CTX_MAGIC);`
	`773`	`+ if (isnan(num))`
	`774`	`+ return ("NAN");`
`773`	`775`	`if (!VRT_REAL_is_valid(num))`
`774`	`776`	`VRT_fail(ctx, "REAL overflow converting to string (%e)", num);`
`775`	`777`	`return (WS_Printf(ctx->ws, "%.3f", num));`