Fix json rendering so that it shows positive and negative infinity as

9.0e+999 and -9.0e+999 respectively.

FossilOrigin-Name: efce4690a52592c4f5fc7d023eebe771b0e615bb03c0fe203493f853b28e8f85

1 files changed, 10 insertions, 5 deletions

diff --git a/src/printf.c b/src/printf.c
index b222cb214..d59855917 100644
--- a/src/printf.c
+++ b/src/printf.c
@@ -601,11 +601,16 @@ void sqlite3_str_vappendf(
             while( realvalue<1e-8 ){ realvalue *= 1e8; exp-=8; }
             while( realvalue<1.0 ){ realvalue *= 10.0; exp--; }
             if( exp>350 ){
-              bufpt = buf;
-              buf[0] = prefix;
-              memcpy(buf+(prefix!=0),"Inf",4);
-              length = 3+(prefix!=0);
-              break;
+              if( flag_zeropad ){
+                realvalue = 9.0;
+                exp = 999;
+              }else{
+                bufpt = buf;
+                buf[0] = prefix;
+                memcpy(buf+(prefix!=0),"Inf",4);
+                length = 3+(prefix!=0);
+                break;
+              }
             }
             if( xtype!=etFLOAT ){
               realvalue += rounder;