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| author | Alan Modra <amodra@gmail.com> | 2016-05-31 20:38:54 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gcc.gnu.org> | 2016-05-31 20:38:54 +0930 |
| commit | 051154a1f6be0f597b7da235d6fe13463e7629be (patch) | |
| tree | f758ddd570f167d4bb72b1a7dd142bde79ce4ec9 /libiberty | |
| parent | cd78b3dd1824d0c7a77891365c756d67a9d5c1dc (diff) | |
| download | gcc-051154a1f6be0f597b7da235d6fe13463e7629be.zip gcc-051154a1f6be0f597b7da235d6fe13463e7629be.tar.gz gcc-051154a1f6be0f597b7da235d6fe13463e7629be.tar.bz2 | |
Don't needlessly clear xmemdup allocated memory.
* xmemdup.c (xmemdup): Use xmalloc rather than xcalloc.
From-SVN: r236917
Diffstat (limited to 'libiberty')
| -rw-r--r-- | libiberty/ChangeLog | 4 | ||||
| -rw-r--r-- | libiberty/xmemdup.c | 6 |
2 files changed, 8 insertions, 2 deletions
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog index 289617b2..d6b200e 100644 --- a/libiberty/ChangeLog +++ b/libiberty/ChangeLog @@ -1,3 +1,7 @@ +2016-05-31 Alan Modra <amodra@gmail.com> + + * xmemdup.c (xmemdup): Use xmalloc rather than xcalloc. + 2016-05-19 Jakub Jelinek <jakub@redhat.com> PR c++/70498 diff --git a/libiberty/xmemdup.c b/libiberty/xmemdup.c index aa56f0b..4602afd 100644 --- a/libiberty/xmemdup.c +++ b/libiberty/xmemdup.c @@ -1,4 +1,4 @@ -/* xmemdup.c -- Duplicate a memory buffer, using xcalloc. +/* xmemdup.c -- Duplicate a memory buffer, using xmalloc. This trivial function is in the public domain. Jeff Garzik, September 1999. */ @@ -34,6 +34,8 @@ allocated, the remaining memory is zeroed. PTR xmemdup (const PTR input, size_t copy_size, size_t alloc_size) { - PTR output = xcalloc (1, alloc_size); + PTR output = xmalloc (alloc_size); + if (alloc_size > copy_size) + memset ((char *) output + copy_size, 0, alloc_size - copy_size); return (PTR) memcpy (output, input, copy_size); } |