Fix C++ exception handling. GCC was using the older BSD DBX register numbers
rather than the ELF ABI/SVR4 ones in its DWARF unwinding. Submitted by: Alexander Kabaev <ak03@gte.com>
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=99884
@ -387,6 +387,14 @@ Boston, MA 02111-1307, USA. */
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? svr4_dbx_register_map[(n)] \
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: dbx_register_map[(n)])
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/* The same functions are used to creating the DWARF2 debug info and C++
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unwind info (except.c). Regardless of the debug format requested, the
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register numbers used in exception unwinding sections still have to be
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DWARF compatible. IMO the GCC folks may be abusing the DBX_REGISTER_NUMBER
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macro to mean too much. */
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#define DWARF_FRAME_REGNUM(n) (TARGET_64BIT ? dbx64_register_map[n] \
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: svr4_dbx_register_map[(n)])
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/* tag end of file in elf mode */
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#undef DBX_OUTPUT_MAIN_SOURCE_FILE_END
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#define DBX_OUTPUT_MAIN_SOURCE_FILE_END(FILE, FILENAME) \
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