remove redundant (unmaintained) check in floatscan

also be extra careful to avoid wrapping the circular buffer early

diff --git a/src/internal/floatscan.c b/src/internal/floatscan.c
index aa962f41efb5676f56b9910dee38422c1e469869..f80db3839ea87ec2d0513f6c4f4bb1eff0aba05e 100644 (file)
--- a/src/internal/floatscan.c
+++ b/src/internal/floatscan.c
@@ -89,7 +89,7 @@ static long double decfloat(FILE *f, int c, int bits, int emin, int sign, int po
                        if (gotrad) break;
                        gotrad = 1;
                        lrp = dc;
-               } else if (k < KMAX-2) {
+               } else if (k < KMAX-3) {
                        dc++;
                        if (c!='0') lnz = dc;
                        if (j) x[k] = x[k]*10 + c-'0';
@@ -101,7 +101,7 @@ static long double decfloat(FILE *f, int c, int bits, int emin, int sign, int po
                        gotdig=1;
                } else {
                        dc++;
-                       if (c!='0') x[KMAX-3] |= 1;
+                       if (c!='0') x[KMAX-4] |= 1;
                }
        }
        if (!gotrad) lrp=dc;
@@ -143,7 +143,7 @@ static long double decfloat(FILE *f, int c, int bits, int emin, int sign, int po
        }
 
        /* Align incomplete final B1B digit */
-       if (k<KMAX && j) {
+       if (j) {
                for (; j<9; j++) x[k]*=10;
                k++;
                j=0;