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| author | Richard Biener <rguenther@suse.de> | 2013-03-25 09:39:52 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2013-03-25 09:39:52 +0000 |
| commit | d154bfa22dcd6442f30a615cab1d4720cafb0b58 (patch) | |
| tree | c2e52879ca585c315c69e3bbcdd963a5d9844af2 | |
| parent | c42ee993cf8708584e4a9146ad272cb27132a46b (diff) | |
| download | gcc-d154bfa22dcd6442f30a615cab1d4720cafb0b58.zip gcc-d154bfa22dcd6442f30a615cab1d4720cafb0b58.tar.gz gcc-d154bfa22dcd6442f30a615cab1d4720cafb0b58.tar.bz2 | |
re PR rtl-optimization/56434 (document that __attribute__((__malloc__)) assumes returned pointer has BIGGEST_ALIGNMENT)
2013-03-25 Richard Biener <rguenther@suse.de>
PR middle-end/56434
* calls.c (expand_call): Use MALLOC_ABI_ALIGNMENT to annotate
the pointer returned by calls with ECF_MALLOC set.
From-SVN: r197030
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/calls.c | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 08458ce..31a026a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-03-25 Richard Biener <rguenther@suse.de> + + PR middle-end/56434 + * calls.c (expand_call): Use MALLOC_ABI_ALIGNMENT to annotate + the pointer returned by calls with ECF_MALLOC set. + 2013-03-24 Uros Bizjak <ubizjak@gmail.com> * config/i386/mmx.md (mov<mode>): Add ?!Ym,r and r,?!Ym alternatives. diff --git a/gcc/calls.c b/gcc/calls.c index a585390..cdab8e0 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -3188,7 +3188,7 @@ expand_call (tree exp, rtx target, int ignore) /* The return value from a malloc-like function is a pointer. */ if (TREE_CODE (rettype) == POINTER_TYPE) - mark_reg_pointer (temp, BIGGEST_ALIGNMENT); + mark_reg_pointer (temp, MALLOC_ABI_ALIGNMENT); emit_move_insn (temp, valreg); |