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| author | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-01-18 16:26:26 +0000 |
|---|---|---|
| committer | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-01-18 16:26:26 +0000 |
| commit | 0242121372d6ae7e879616670c51cd6e115ffa6d (patch) | |
| tree | d74a458bc64925e0158a42b28d1bdf62ea7614fb /gcc/c-cppbuiltin.c | |
| parent | 2ac47fdf846dae9bfa0598a9efe3f007fc2d9a6c (diff) | |
| download | ppe42-gcc-0242121372d6ae7e879616670c51cd6e115ffa6d.tar.gz ppe42-gcc-0242121372d6ae7e879616670c51cd6e115ffa6d.zip | |
gcc/
2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/38736
* c-common.c (handle_aligned_attribute): Use
ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
default alignment value.
* c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
* defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
* config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
* doc/extend.texi: Update __attribute__ ((aligned)). Document
__BIGGEST_ALIGNMENT__.
* doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
gcc/testsuite/
2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/38736
* g++.dg/compat/abi/pr38736_main.C: New.
* g++.dg/compat/abi/pr38736_x.C: Likewise.
* g++.dg/compat/abi/pr38736_y.C: Likewise.
* g++.dg/other/macro-1.C: Likewise.
* gcc.dg/macro-1.c: Likewise.
* gcc.dg/compat/pr38736_main.c: Likewise.
* gcc.dg/compat/pr38736_x.c: Likewise.
* gcc.dg/compat/pr38736_y.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@143486 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/c-cppbuiltin.c')
| -rw-r--r-- | gcc/c-cppbuiltin.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/c-cppbuiltin.c b/gcc/c-cppbuiltin.c index 58b1796e797..c6112d8afca 100644 --- a/gcc/c-cppbuiltin.c +++ b/gcc/c-cppbuiltin.c @@ -762,6 +762,9 @@ c_cpp_builtins (cpp_reader *pfile) format. */ if (ENABLE_DECIMAL_FLOAT && ENABLE_DECIMAL_BID_FORMAT) cpp_define (pfile, "__DECIMAL_BID_FORMAT__"); + + builtin_define_with_int_value ("__BIGGEST_ALIGNMENT__", + BIGGEST_ALIGNMENT / BITS_PER_UNIT); } /* Pass an object-like macro. If it doesn't lie in the user's |
