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| author | Mark Mitchell <mark@codesourcery.com> | 2004-02-17 18:32:45 +0000 |
|---|---|---|
| committer | Mark Mitchell <mmitchel@gcc.gnu.org> | 2004-02-17 18:32:45 +0000 |
| commit | 57782ad852862c891585dbafea03ef854790e89b (patch) | |
| tree | 85a8a16852397c2880c3b5467fc1063168a77fb7 /gcc/toplev.c | |
| parent | 3977a4a1eec95645a03f78d85ed1f118cc7cfcbd (diff) | |
| download | gcc-57782ad852862c891585dbafea03ef854790e89b.zip gcc-57782ad852862c891585dbafea03ef854790e89b.tar.gz gcc-57782ad852862c891585dbafea03ef854790e89b.tar.bz2 | |
re PR c++/11326 (C++ IA64 ABI: 3.1.4: sometimes pointer to temporary return value is implicit first parameter preceding "this")
PR c++/11326
* c-common.c (flag_abi_version): Remove.
* c-common.h (flag_abi_version): Likewise.
* c-opts.c (c_common_handle_option): Remove OPT_fabi_version case.
* c.opt (fabi-version): Remove.
* calls.c (expand_call): Always pass a function type to
struct_value_rtx. Use convert_memory_address.
* common.opt (fabi-version): Add it.
* flags.h (flag_abi_version): Likewise.
(abi_version_at_least): New macro.
* opts.c (common_handle_option): Add OPT_fabi_version.
* toplev.c (flag_abi_version): Define it.
* config/ia64/ia64.c (ia64_struct_retval_addr_is_first_parm_p):
New function.
(ia64_output_mi_thunk): Use it.
(ia64_struct_value_rtx): Likewise.
PR c++/11326
* cp-tree.h (abi_version_at_least): Remove.
* mangle.c: Include flags.h.
PR c++/11326
* g++.dg/abi/structret1.C: New test.
From-SVN: r77968
Diffstat (limited to 'gcc/toplev.c')
| -rw-r--r-- | gcc/toplev.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/toplev.c b/gcc/toplev.c index c470cf0..7473ead 100644 --- a/gcc/toplev.c +++ b/gcc/toplev.c @@ -1016,6 +1016,23 @@ int flag_evaluation_order = 0; /* Add or remove a leading underscore from user symbols. */ int flag_leading_underscore = -1; +/* The version of the C++ ABI in use. The following values are + allowed: + + 0: The version of the ABI believed most conformant with the + C++ ABI specification. This ABI may change as bugs are + discovered and fixed. Therefore, 0 will not necessarily + indicate the same ABI in different versions of G++. + + 1: The version of the ABI first used in G++ 3.2. + + 2: The version of the ABI first used in G++ 3.4. + + Additional positive integers will be assigned as new versions of + the ABI become the default version of the ABI. */ + +int flag_abi_version = 2; + /* The user symbol prefix after having resolved same. */ const char *user_label_prefix; |