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| author | Janis Johnson <janis187@us.ibm.com> | 2002-09-04 20:28:38 +0000 |
|---|---|---|
| committer | Janis Johnson <janis@gcc.gnu.org> | 2002-09-04 20:28:38 +0000 |
| commit | 0484cb35dee99de154acb8302d0ecd2983724cb2 (patch) | |
| tree | 6e04e3e2a35e0806997ace13248ecfa0b9423ef0 /gcc/doc | |
| parent | 3e62bd08edfa0b461260adc8defb2ffdd9af599e (diff) | |
| download | gcc-0484cb35dee99de154acb8302d0ecd2983724cb2.zip gcc-0484cb35dee99de154acb8302d0ecd2983724cb2.tar.gz gcc-0484cb35dee99de154acb8302d0ecd2983724cb2.tar.bz2 | |
trouble.texi (Interoperation): Update information about C++ ABI issues.
2002-09-04 Janis Johnson <janis187@us.ibm.com>
* trouble.texi (Interoperation): Update information about C++ ABI
issues.
From-SVN: r56808
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/trouble.texi | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/gcc/doc/trouble.texi b/gcc/doc/trouble.texi index 3efca1f..446fccc 100644 --- a/gcc/doc/trouble.texi +++ b/gcc/doc/trouble.texi @@ -105,11 +105,13 @@ libraries and debuggers on certain systems. @itemize @bullet @item -G++ does not do name mangling in the same way as other C++ -compilers. This means that object files compiled with one compiler -cannot be used with another. +On many platforms, GCC supports a different ABI for C++ than do other +compilers, so the object files compiled by GCC cannot be used with object +files generated by another C++ compiler. -This effect is intentional, to protect you from more subtle problems. +An area where the difference is most apparent is name mangling. The use +of different name mangling is intentional, to protect you from more subtle +problems. Compilers differ as to many internal details of C++ implementation, including: how class instances are laid out, how multiple inheritance is implemented, and how virtual function calls are handled. If the name |