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| author | Sandra Loosemore <sandra@codesourcery.com> | 2018-11-17 11:59:26 -0500 |
|---|---|---|
| committer | Sandra Loosemore <sandra@gcc.gnu.org> | 2018-11-17 11:59:26 -0500 |
| commit | 9472dfbf21e34bbca599c15fd31c7341af3fda29 (patch) | |
| tree | dd56c6d90f6be54d0f121b47c9647e203c01e1c0 | |
| parent | 3337f9bf48a1b6893d0f58a2b4ddad4d3f2c2833 (diff) | |
| download | gcc-9472dfbf21e34bbca599c15fd31c7341af3fda29.zip gcc-9472dfbf21e34bbca599c15fd31c7341af3fda29.tar.gz gcc-9472dfbf21e34bbca599c15fd31c7341af3fda29.tar.bz2 | |
re PR c++/4225 (documentation about CPLUS_INCLUDE_PATH vs. system headers incomplete)
2018-11-17 Sandra Loosemore <sandra@codesourcery.com>
PR c++/4225
gcc/
* doc/cpp.texi (System Headers): Add note about implicit
extern "C" block on targets that define SYSTEM_IMPLICIT_EXTERN_C.
From-SVN: r266240
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/doc/cpp.texi | 3 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 7362f26..dd790a2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2018-11-17 Sandra Loosemore <sandra@codesourcery.com> + PR c++/4225 + * doc/cpp.texi (System Headers): Add note about implicit + extern "C" block on targets that define SYSTEM_IMPLICIT_EXTERN_C. + +2018-11-17 Sandra Loosemore <sandra@codesourcery.com> + PR c++/4025 * doc/invoke.texi (C++ Dialect Options): Clarify usage of -fno-implicit-templates. diff --git a/gcc/doc/cpp.texi b/gcc/doc/cpp.texi index 25518ee..568b828 100644 --- a/gcc/doc/cpp.texi +++ b/gcc/doc/cpp.texi @@ -1131,6 +1131,9 @@ header, no matter where it was found. Code that comes before the system_header}} has no effect in the primary source file. @end itemize +On some targets, such as RS/6000 AIX, GCC implicitly surrounds all +system headers with an @samp{extern "C"} block when compiling as C++. + @node Macros @chapter Macros |