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authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/g++.dg/cpp1y/lambda-generic.C
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/cpp1y/lambda-generic.C')
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diff --git a/gcc-4.9/gcc/testsuite/g++.dg/cpp1y/lambda-generic.C b/gcc-4.9/gcc/testsuite/g++.dg/cpp1y/lambda-generic.C
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index 000000000..9721e87d9
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/cpp1y/lambda-generic.C
@@ -0,0 +1,23 @@
+// Generic lambda test from N3690 5.1.2.5
+// { dg-do compile { target c++1y } }
+
+#include <iostream>
+
+int main()
+{
+ auto glambda = [](auto a, auto&& b) { return a < b; };
+ bool b = glambda(3, 3.14); // OK
+ auto vglambda = [](auto printer) {
+ return [=](auto&& ... ts) { // OK: ts is a function parameter pack
+ printer(std::forward<decltype(ts)>(ts)...);
+ return [=]() {
+ printer(ts ...);
+ };
+ };
+ };
+ auto p = vglambda( [](auto v1, auto v2, auto v3)
+ { std::cout << v1 << v2 << v3; } );
+ auto q = p(1, 'a', 3.14); // OK: outputs 1a3.14
+ q(); // OK: outputs 1a3.14
+}
+