commit | 33e863cfc87105ea15c0d5f7c94380a553d84be7 | [log] [tgz] |
---|---|---|
author | Douglas Gregor <dgregor@apple.com> | Wed Feb 15 22:08:38 2012 +0000 |
committer | Douglas Gregor <dgregor@apple.com> | Wed Feb 15 22:08:38 2012 +0000 |
tree | fa3246d83d4dd7c32207f1245a55166a34439799 | |
parent | 690a1fb0455a09bc6f47da6df4a0e48b23ebee61 [diff] [blame] |
Lambda closure types have a conversion function to a block pointer with the same parameter types and return type as the function call operator. This is the real answer to http://stackoverflow.com/questions/4148242/is-it-possible-to-convert-a-c0x-lambda-to-a-clang-block :) llvm-svn: 150620
diff --git a/clang/test/CXX/expr/expr.prim/expr.prim.lambda/blocks.cpp b/clang/test/CXX/expr/expr.prim/expr.prim.lambda/blocks.cpp index ba2b70e..0806828 100644 --- a/clang/test/CXX/expr/expr.prim/expr.prim.lambda/blocks.cpp +++ b/clang/test/CXX/expr/expr.prim/expr.prim.lambda/blocks.cpp
@@ -6,3 +6,10 @@ (void)[=] { var = 17; }; // expected-error{{__block variable 'var' cannot be captured in a lambda}} } + +void conversion_to_block(int captured) { + int (^b1)(int) = [=](int x) { return x + captured; }; + + const auto lambda = [=](int x) { return x + captured; }; + int (^b2)(int) = lambda; +}