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| author | Kai Tietz <ktietz@redhat.com> | 2013-01-31 09:11:43 +0100 |
|---|---|---|
| committer | Kai Tietz <ktietz@gcc.gnu.org> | 2013-01-31 09:11:43 +0100 |
| commit | b1a2e8c606606a13693bd52833a507edecf0dd24 (patch) | |
| tree | a74f03175b996353405312f585cf1933ef7b8afe /libiberty | |
| parent | 2f0c9af59fa36947485c1e88895277ea2f5ea77b (diff) | |
| download | gcc-b1a2e8c606606a13693bd52833a507edecf0dd24.zip gcc-b1a2e8c606606a13693bd52833a507edecf0dd24.tar.gz gcc-b1a2e8c606606a13693bd52833a507edecf0dd24.tar.bz2 | |
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.
From-SVN: r195600
Diffstat (limited to 'libiberty')
| -rw-r--r-- | libiberty/ChangeLog | 6 | ||||
| -rw-r--r-- | libiberty/md5.c | 3 |
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. */ |