diff options
| author | Paul Brook <paul@codesourcery.com> | 2011-10-20 13:57:21 +0000 |
|---|---|---|
| committer | Matthias Klose <doko@gcc.gnu.org> | 2011-10-20 13:57:21 +0000 |
| commit | eb405c4669307ce3b5026984e010faf78571e8b3 (patch) | |
| tree | da52fe8c30c6977caad20b3f25097ca238f65a42 /libobjc/exception.c | |
| parent | 86220f3f94c22f1b52d3406326b797ae9a0ba967 (diff) | |
| download | gcc-eb405c4669307ce3b5026984e010faf78571e8b3.zip gcc-eb405c4669307ce3b5026984e010faf78571e8b3.tar.gz gcc-eb405c4669307ce3b5026984e010faf78571e8b3.tar.bz2 | |
exception.c (parse_lsda_header): hardcode ttype_encoding for older ARM EABI toolchains.
2011-10-17 Paul Brook <paul@codesourcery.com>
Matthias Klose <doko@ubuntu.com>
* exception.c (parse_lsda_header): hardcode ttype_encoding for older
ARM EABI toolchains.
(get_ttype_entry) Remove __ARM_EABI_UNWINDER__ variant.
Co-Authored-By: Matthias Klose <doko@ubuntu.com>
From-SVN: r180255
Diffstat (limited to 'libobjc/exception.c')
| -rw-r--r-- | libobjc/exception.c | 27 |
1 files changed, 5 insertions, 22 deletions
diff --git a/libobjc/exception.c b/libobjc/exception.c index 37daed8..04308ce 100644 --- a/libobjc/exception.c +++ b/libobjc/exception.c @@ -159,6 +159,11 @@ parse_lsda_header (struct _Unwind_Context *context, const unsigned char *p, info->ttype_encoding = *p++; if (info->ttype_encoding != DW_EH_PE_omit) { +#if _GLIBCXX_OVERRIDE_TTYPE_ENCODING + /* Older ARM EABI toolchains set this value incorrectly, so use a + hardcoded OS-specific format. */ + info->ttype_encoding = _GLIBCXX_OVERRIDE_TTYPE_ENCODING; +#endif p = read_uleb128 (p, &tmp); info->TType = p + tmp; } @@ -174,26 +179,6 @@ parse_lsda_header (struct _Unwind_Context *context, const unsigned char *p, return p; } -#ifdef __ARM_EABI_UNWINDER__ - -static Class -get_ttype_entry (struct lsda_header_info *info, _uleb128_t i) -{ - _Unwind_Ptr ptr; - - ptr = (_Unwind_Ptr) (info->TType - (i * 4)); - ptr = _Unwind_decode_target2 (ptr); - - /* NULL ptr means catch-all. Note that if the class is not found, - this will abort the program. */ - if (ptr) - return objc_getRequiredClass ((const char *) ptr); - else - return 0; -} - -#else - static Class get_ttype_entry (struct lsda_header_info *info, _Unwind_Word i) { @@ -211,8 +196,6 @@ get_ttype_entry (struct lsda_header_info *info, _Unwind_Word i) return 0; } -#endif - /* Using a different personality function name causes link failures when trying to mix code using different exception handling models. */ |