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| author | Jakub Jelinek <jakub@redhat.com> | 2009-03-18 18:06:15 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2009-03-18 18:06:15 +0100 |
| commit | d130d647f6ea66c2773f822f8f834a57b00fb817 (patch) | |
| tree | d085647e97b62f96314401a16b2427b7029080a5 /gcc | |
| parent | 8f5929e11fa965fd2ad5d63c55de1cebc1b06af3 (diff) | |
| download | gcc-d130d647f6ea66c2773f822f8f834a57b00fb817.zip gcc-d130d647f6ea66c2773f822f8f834a57b00fb817.tar.gz gcc-d130d647f6ea66c2773f822f8f834a57b00fb817.tar.bz2 | |
re PR debug/39485 (-O0 -g still puts whole object to a register)
PR debug/39485
* function.c (use_register_for_decl): When not optimizing, disregard
register keyword for variables with types containing methods.
From-SVN: r144939
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/function.c | 23 |
2 files changed, 26 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c192bd6..a13d05e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -12,6 +12,10 @@ * function.c (struct temp_slot): Likewise. * cfgloop.h (struct loop): Likewise. + PR debug/39485 + * function.c (use_register_for_decl): When not optimizing, disregard + register keyword for variables with types containing methods. + 2009-03-18 Sebastian Pop <sebastian.pop@amd.com> PR middle-end/39447 diff --git a/gcc/function.c b/gcc/function.c index 76d4834..e8d9901 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -1942,7 +1942,28 @@ use_register_for_decl (const_tree decl) if (DECL_IGNORED_P (decl)) return true; - return (optimize || DECL_REGISTER (decl)); + if (optimize) + return true; + + if (!DECL_REGISTER (decl)) + return false; + + switch (TREE_CODE (TREE_TYPE (decl))) + { + case RECORD_TYPE: + case UNION_TYPE: + case QUAL_UNION_TYPE: + /* When not optimizing, disregard register keyword for variables with + types containing methods, otherwise the methods won't be callable + from the debugger. */ + if (TYPE_METHODS (TREE_TYPE (decl))) + return false; + break; + default: + break; + } + + return true; } /* Return true if TYPE should be passed by invisible reference. */ |