From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001 From: "Zancanaro; Carlo" Date: Mon, 24 Sep 2012 09:58:17 +1000 Subject: Add the clang library to the repo (with some of my changes, too). --- clang/test/SemaCXX/instantiate-blocks.cpp | 32 +++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 clang/test/SemaCXX/instantiate-blocks.cpp (limited to 'clang/test/SemaCXX/instantiate-blocks.cpp') diff --git a/clang/test/SemaCXX/instantiate-blocks.cpp b/clang/test/SemaCXX/instantiate-blocks.cpp new file mode 100644 index 0000000..bb0f8d8 --- /dev/null +++ b/clang/test/SemaCXX/instantiate-blocks.cpp @@ -0,0 +1,32 @@ +// RUN: %clang_cc1 -fblocks -fsyntax-only -verify %s +// rdar: // 6182276 + +template void foo(T t, T1 r) +{ + T block_arg; + __block T1 byref_block_arg; + + T1 (^block)(T) = ^ T1 (T arg) { + byref_block_arg = arg; + block_arg = arg; // expected-error {{variable is not assignable (missing __block type specifier)}} + return block_arg+arg; }; +} + +// rdar://10466373 +template void noret(T t, T1 r) +{ + (void) ^{ + if (1) + return t; + else if (2) + return r; // expected-error {{return type 'double' must match previous return type 'float' when block literal has unspecified explicit return type}} + }; +} + +int main(void) +{ + foo(100, 'a'); // expected-note {{in instantiation of function template specialization 'foo' requested here}} + + noret((float)0.0, double(0.0)); // expected-note {{in instantiation of function template specialization 'noret' requested here}} +} + -- cgit v1.2.3