diff options
Diffstat (limited to 'gcc/ada')
| -rw-r--r-- | gcc/ada/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/ada/gcc-interface/decl.c | 8 |
2 files changed, 14 insertions, 0 deletions
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog index 1960e1a..a961439 100644 --- a/gcc/ada/ChangeLog +++ b/gcc/ada/ChangeLog @@ -1,3 +1,9 @@ +2012-01-21 Eric Botcazou <ebotcazou@adacore.com> + + PR ada/46192 + * gcc-interface/decl.c (gnat_to_gnu_entity) <object>: In the case of a + renaming, preserve the volatileness through the indirection, if any. + 2012-01-14 Andreas Schwab <schwab@linux-m68k.org> * gcc-interface/Makefile.in (OSCONS_EXTRACT): Add diff --git a/gcc/ada/gcc-interface/decl.c b/gcc/ada/gcc-interface/decl.c index 89a6a2e..9d81ade 100644 --- a/gcc/ada/gcc-interface/decl.c +++ b/gcc/ada/gcc-interface/decl.c @@ -1051,6 +1051,14 @@ gnat_to_gnu_entity (Entity_Id gnat_entity, tree gnu_expr, int definition) entity is always accessed indirectly through it. */ else { + /* We need to preserve the volatileness of the renamed + object through the indirection. */ + if (TREE_THIS_VOLATILE (gnu_expr) + && !TYPE_VOLATILE (gnu_type)) + gnu_type + = build_qualified_type (gnu_type, + (TYPE_QUALS (gnu_type) + | TYPE_QUAL_VOLATILE)); gnu_type = build_reference_type (gnu_type); inner_const_flag = TREE_READONLY (gnu_expr); const_flag = true; |