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authorbryce <bryce@138bc75d-0d04-0410-961f-82ee72b054a4>1999-07-26 02:51:44 +0000
committerbryce <bryce@138bc75d-0d04-0410-961f-82ee72b054a4>1999-07-26 02:51:44 +0000
commit9f1cff95c74ba3d70746b21f09cfb419cfe9e27c (patch)
tree41653eeceacd1252434a7f1e6a81fc4ca6638997 /libjava/java/lang/natString.cc
parent55f54832950e372daa1c7f4fb3b555ee70489251 (diff)
downloadppe42-gcc-9f1cff95c74ba3d70746b21f09cfb419cfe9e27c.tar.gz
ppe42-gcc-9f1cff95c74ba3d70746b21f09cfb419cfe9e27c.zip
1999-07-22 Bryce McKinlay <bryce@albatross.co.nz>
* java/lang/natString.cc (substring): optimize where substring is entire String. * java/io/File.java (getName): don't return separator with file name. * java/io/natFile.cc (attr): fix overflow. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@28246 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libjava/java/lang/natString.cc')
-rw-r--r--libjava/java/lang/natString.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/libjava/java/lang/natString.cc b/libjava/java/lang/natString.cc
index 08f1755715d..bfdc50fb7db 100644
--- a/libjava/java/lang/natString.cc
+++ b/libjava/java/lang/natString.cc
@@ -687,6 +687,8 @@ java::lang::String::substring (jint beginIndex, jint endIndex)
{
if (beginIndex < 0 || endIndex > count || beginIndex > endIndex)
JvThrow (new StringIndexOutOfBoundsException());
+ if (beginIndex == 0 && endIndex == count)
+ return this;
jint newCount = endIndex - beginIndex;
if (newCount <= 8) // Optimization, mainly for GC.
return JvNewString(JvGetStringChars(this) + beginIndex, newCount);
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