diff options
Diffstat (limited to 'libjava/gnu/gcj/convert/Input_UTF8.java')
| -rw-r--r-- | libjava/gnu/gcj/convert/Input_UTF8.java | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/libjava/gnu/gcj/convert/Input_UTF8.java b/libjava/gnu/gcj/convert/Input_UTF8.java index f76f282e406..433a0d1e3a6 100644 --- a/libjava/gnu/gcj/convert/Input_UTF8.java +++ b/libjava/gnu/gcj/convert/Input_UTF8.java @@ -1,4 +1,4 @@ -/* Copyright (C) 1999 Free Software Foundation +/* Copyright (C) 1999, 2000 Free Software Foundation This file is part of libgcj. @@ -56,10 +56,11 @@ public class Input_UTF8 extends BytesToUnicode // partial == (hi-0xD800)*0x10+((lo-0xDC00)>>6)+0x400. // The definition lo>=0xDC00 && lo<=0xDFFF implies // that (lo-0xDC00)>>6 is in the range 0..15. - // Hence we can infer (partial-0x400)>>4 == (hi-0xDB00) - // and we can emit the high-surrogate without waiting - // for the final byte: - outbuffer[outpos++] = (char) (0xDA00+(partial>>4)); + // Hence we can solve for `hi' and we can emit + // the high-surrogate without waiting for the + // final byte: + outbuffer[outpos++] + = (char) (0xD800 + ((partial - 0x400) >> 4)); // Now we want to set it up so that when we read // the final byte on the next iteration, we will |
