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fix minor bug uncovered by new constant evaluator

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R=gri
OCL=14025
CL=14025
This commit is contained in:
Rob Pike 2008-08-09 14:50:29 -07:00
parent 67c4cc473c
commit baf0747dd3
1 changed files with 4 additions and 6 deletions
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10
src/lib/fmt.go
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@ -11,15 +11,13 @@ package fmt
f.ud(^0).putnl(); // print string with automatic newline
*/
// import sys "sys"
//export Fmt, New;
// export Fmt, New;
const NByte = 64;
const NPows10 = 160;
var ldigits string = "0123456789abcdef"; // BUG: Should be const
var udigits string = "0123456789ABCDEF"; // BUG: Should be const
var ldigits string = "0123456789abcdef" // var not const because we take its address
var udigits string = "0123456789ABCDEF"
var pows10 [NPows10] double;
func init() {
@ -355,7 +353,7 @@ func unpack(a double) (negative bool, exp int, num double) {
// find g,e such that a = g*10^e.
// guess 10-exponent using 2-exponent, then fine tune.
g, e2 := sys.frexp(a);
e := int(e2 * .301029995663981);
e := int(double(e2) * .301029995663981);
g = a * pow10(-e);
for g < 1 {
e--;