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ICU-8794 Ensure that TextFile::ensureCapacity initial loop value is at least 64, quiet a warning.

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X-SVN-Rev: 30656
This commit is contained in:
Peter Edberg 2011-09-14 21:27:45 +00:00
parent 612c7a44b5
commit 7bb51b02e8
1 changed files with 4 additions and 3 deletions
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7
icu4c/source/test/intltest/textfile.cpp
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@ -1,6 +1,6 @@
/*
**********************************************************************
* Copyright (c) 2004, International Business Machines
* Copyright (c) 2004,2011 International Business Machines
* Corporation and others. All Rights Reserved.
**********************************************************************
* Author: Alan Liu
@ -145,6 +145,7 @@ UBool TextFile::setBuffer(int32_t index, char c, UErrorCode& ec) {
* Return TRUE upon success. Upon return, 'buffer' may change
* value. In any case, previous contents are preserved.
*/
#define LOWEST_MIN_CAPACITY 64
UBool TextFile::ensureCapacity(int32_t mincapacity) {
if (capacity >= mincapacity) {
return TRUE;
@ -152,8 +153,8 @@ UBool TextFile::ensureCapacity(int32_t mincapacity) {
// Grow by factor of 2 to prevent frequent allocation
// Note: 'capacity' may be 0
int32_t i;
for (i = capacity || 1024; i < mincapacity; ) {
int32_t i = (capacity < LOWEST_MIN_CAPACITY)? LOWEST_MIN_CAPACITY: capacity;
while (i < mincapacity) {
i <<= 1;
if (i < 0) {
i = 0x7FFFFFFF;