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Diffstat (limited to 'clang/docs/UsersManual.rst')
| -rw-r--r-- | clang/docs/UsersManual.rst | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/clang/docs/UsersManual.rst b/clang/docs/UsersManual.rst index 43a8717c9be..5b761a83263 100644 --- a/clang/docs/UsersManual.rst +++ b/clang/docs/UsersManual.rst @@ -700,17 +700,18 @@ the pragma onwards within the same file. char b = 'ab'; // no warning -The :option:`-isystem-prefix` and :option:`-ino-system-prefix` command-line -arguments can be used to override whether subsets of an include path are -treated as system headers. When the name in a ``#include`` directive is -found within a header search path and starts with a system prefix, the +The :option:`--system-header-prefix=` and :option:`--no-system-header-prefix=` +command-line arguments can be used to override whether subsets of an include +path are treated as system headers. When the name in a ``#include`` directive +is found within a header search path and starts with a system prefix, the header is treated as a system header. The last prefix on the command-line which matches the specified header name takes precedence. For instance: .. code-block:: console - $ clang -Ifoo -isystem bar -isystem-prefix x/ -ino-system-prefix x/y/ + $ clang -Ifoo -isystem bar --system-header-prefix=x/ \ + --no-system-header-prefix=x/y/ Here, ``#include "x/a.h"`` is treated as including a system header, even if the header is found in ``foo``, and ``#include "x/y/b.h"`` is treated |
