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PR libstdc++/60936 fix length calculation 

PR libstdc++/60936
	* src/c++11/snprintf_lite.cc (__concat_size_t): Calculate length
	written to buffer, not length remaining in buffer.

From-SVN: r245505
This commit is contained in:
Jonathan Wakely 2017-02-16 12:06:28 +00:00 committed by Jonathan Wakely
parent bcac0b4dac
commit 728e81e3bc
2 changed files with 7 additions and 1 deletions
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6
libstdc++-v3/ChangeLog
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@ -1,3 +1,9 @@
2017-02-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/60936
* src/c++11/snprintf_lite.cc (__concat_size_t): Calculate length
written to buffer, not length remaining in buffer.
2017-02-15 Tim Shen <timshen@google.com>
PR libstdc++/78723

2
libstdc++-v3/src/c++11/snprintf_lite.cc
View File

@ -81,7 +81,7 @@ namespace __gnu_cxx {
__val /= 10;
}
while (__val != 0);
size_t __len = __out - __cs;
size_t __len = __cs + __ilen - __out;
if (__bufsize < __len)
return -1;