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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /docs/nspr/reference/pr_static_assert.rst | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'docs/nspr/reference/pr_static_assert.rst')
-rw-r--r-- | docs/nspr/reference/pr_static_assert.rst | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/docs/nspr/reference/pr_static_assert.rst b/docs/nspr/reference/pr_static_assert.rst new file mode 100644 index 0000000000..4aa2e31c58 --- /dev/null +++ b/docs/nspr/reference/pr_static_assert.rst @@ -0,0 +1,46 @@ +PR_STATIC_ASSERT +================ + +Prevents code from compiling when an expression has the value ``FALSE`` +at compile time. + + +Syntax +------ + +.. code:: + + #include <prlog.h> + + PR_STATIC_ASSERT ( expression ); + + +Parameters +~~~~~~~~~~ + +The macro has this parameter: + +expression + Any valid expression which evaluates at compile-time to ``TRUE`` or + ``FALSE``. An expression which cannot be evaluated at compile time + will cause a compiler error; see :ref:`PR_ASSERT` for a runtime + alternative. + + +Returns +~~~~~~~ + +Nothing + + +Description +----------- + +This macro evaluates the specified expression. When the result is zero +(``FALSE``) program compilation will fail with a compiler error; +otherwise compilation completes successfully. The compiler error will +include the number of the line for which the compile-time assertion +failed. + +This macro may only be used in locations where an ``extern`` function +declaration may be used. |