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authorjan.nijtmans <nijtmans@users.sourceforge.net>2022-04-08 09:10:22 (GMT)
committerjan.nijtmans <nijtmans@users.sourceforge.net>2022-04-08 09:10:22 (GMT)
commit616b93b0239bfc54be3cc05955f22e6a07ed0127 (patch)
treedc0c2b816df18739d7017920a0fbf25e10e76598
parent3899582e36ab11dba2246f3fe06e894adfaecb2c (diff)
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Fix [05ff16e799]: signed integer overflow in ExtendStringRepWithUnicode()
-rw-r--r--generic/tclStringObj.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/generic/tclStringObj.c b/generic/tclStringObj.c
index 4afd12a..b81e711 100644
--- a/generic/tclStringObj.c
+++ b/generic/tclStringObj.c
@@ -3341,7 +3341,7 @@ ExtendStringRepWithUnicode(
}
for (i = 0; i < numChars && size >= 0; i++) {
- size += Tcl_UniCharToUtf((int) unicode[i], buf);
+ size += (unsigned int)Tcl_UniCharToUtf((int) unicode[i], buf);
}
if (size < 0) {
Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);