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| author | Marek Polacek <polacek@redhat.com> | 2014-05-08 18:19:09 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2014-05-08 18:19:09 +0000 |
| commit | 2793eeab54e1969b2c5d5bebd89519048402e05b (patch) | |
| tree | 91105210787a491bfe8736eb9fa6b7e58c1e68c4 /gcc/c | |
| parent | f827930ae282f8ae4bedf0a38dbc2fa99d2b3d08 (diff) | |
| download | gcc-2793eeab54e1969b2c5d5bebd89519048402e05b.zip gcc-2793eeab54e1969b2c5d5bebd89519048402e05b.tar.gz gcc-2793eeab54e1969b2c5d5bebd89519048402e05b.tar.bz2 | |
re PR c/61053 (_Alignas(long long) reduces alignment of long long)
PR c/61053
c-family/
* c-common.c (min_align_of_type): New function factored out from...
(c_sizeof_or_alignof_type): ...here.
* c-common.h (min_align_of_type): Declare.
c/
* c-decl.c (grokdeclarator): Use min_align_of_type instead of
TYPE_ALIGN_UNIT.
testsuite/
* gcc.dg/pr61053.c: New test.
From-SVN: r210230
Diffstat (limited to 'gcc/c')
| -rw-r--r-- | gcc/c/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/c/c-decl.c | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index 8925371..1c8c435 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,5 +1,11 @@ 2014-05-08 Marek Polacek <polacek@redhat.com> + PR c/61053 + * c-decl.c (grokdeclarator): Use min_align_of_type instead of + TYPE_ALIGN_UNIT. + +2014-05-08 Marek Polacek <polacek@redhat.com> + PR c/61077 * c-decl.c (start_function): Warn for _Atomic-qualified return type of main. diff --git a/gcc/c/c-decl.c b/gcc/c/c-decl.c index d8631fc..d52dcc9 100644 --- a/gcc/c/c-decl.c +++ b/gcc/c/c-decl.c @@ -5931,7 +5931,7 @@ grokdeclarator (const struct c_declarator *declarator, else if (declspecs->align_log != -1) { alignas_align = 1U << declspecs->align_log; - if (alignas_align < TYPE_ALIGN_UNIT (type)) + if (alignas_align < min_align_of_type (type)) { if (name) error_at (loc, "%<_Alignas%> specifiers cannot reduce " |