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authorRichard Smith <richard-llvm@metafoo.co.uk>2012-02-25 10:41:10 +0000
committerRichard Smith <richard-llvm@metafoo.co.uk>2012-02-25 10:41:10 +0000
commit2cca7b5ca98ae5e273d365b62b9d82ad58a4bada (patch)
tree53432ef82a0573d694c3564bb7dfaa1d55652865 /clang/docs/LanguageExtensions.html
parent2a986117e9ba4324fb041ba629b2a5fa85ff750e (diff)
downloadbcm5719-llvm-2cca7b5ca98ae5e273d365b62b9d82ad58a4bada.tar.gz
bcm5719-llvm-2cca7b5ca98ae5e273d365b62b9d82ad58a4bada.zip
Accept __has_feature(__feature__) as a synonym for __has_feature(feature) (and
likewise for __has_extension). Patch by Jonathan Sauer! llvm-svn: 151445
Diffstat (limited to 'clang/docs/LanguageExtensions.html')
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1 files changed, 5 insertions, 0 deletions
diff --git a/clang/docs/LanguageExtensions.html b/clang/docs/LanguageExtensions.html
index 2471c60776c..cdd197956fe 100644
--- a/clang/docs/LanguageExtensions.html
+++ b/clang/docs/LanguageExtensions.html
@@ -228,6 +228,11 @@ not related to the language standard, such as e.g.
<p>The feature tag is described along with the language feature below.</p>
+<p>The feature name or extension name can also be specified with a preceding and
+following <code>__</code> (double underscore) to avoid interference from a macro
+with the same name. For instance, <code>__always_inline__</code> can be used
+instead of <code>always_inline</code>.</p>
+
<!-- ======================================================================= -->
<h3><a name="__has_attribute">__has_attribute</a></h3>
<!-- ======================================================================= -->
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