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-rw-r--r--libiberty/ChangeLog6
-rw-r--r--libiberty/md5.c3
2 files changed, 7 insertions, 2 deletions
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 4479c77..2a91c41 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,9 @@
+2013-01-31 Kai Tietz <ktietz@redhat.com>
+
+ PR other/543413
+ * md5.c (md5_process_block): Handle case that size_t is
+ a wider-integer-scalar a 32-bit unsigned integer.
+
2013-01-04 Ian Lance Taylor <iant@google.com>
PR other/54800
diff --git a/libiberty/md5.c b/libiberty/md5.c
index 8cc0cb5..b30a6b7 100644
--- a/libiberty/md5.c
+++ b/libiberty/md5.c
@@ -293,8 +293,7 @@ md5_process_block (const void *buffer, size_t len, struct md5_ctx *ctx)
length of the file up to 2^64 bits. Here we only compute the
number of bytes. Do a double word increment. */
ctx->total[0] += len;
- if (ctx->total[0] < len)
- ++ctx->total[1];
+ ctx->total[1] += ((len >> 31) >> 1) + (ctx->total[0] < len);
/* Process all bytes in the buffer with 64 bytes in each round of
the loop. */