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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/g++.dg/cpp0x/lambda/lambda-nested.C
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Diffstat (limited to 'gcc/testsuite/g++.dg/cpp0x/lambda/lambda-nested.C')
-rw-r--r--gcc/testsuite/g++.dg/cpp0x/lambda/lambda-nested.C63
1 files changed, 63 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-nested.C b/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-nested.C
new file mode 100644
index 000000000..feb0cde59
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-nested.C
@@ -0,0 +1,63 @@
+// { dg-do run }
+// { dg-options "-std=c++0x" }
+
+#include <cassert>
+
+struct A {
+ int i;
+ A(): i(42) { }
+ int f() {
+ return [this]{
+ return [=]{ return i; }();
+ }();
+ }
+};
+
+int main() {
+ int i = 1;
+
+ [] (int& i) -> void {
+ [&] () -> void {
+ i = 2;
+ } ();
+ } (i);
+
+ assert(i == 2);
+
+ [&] () -> void {
+ [&i] () -> void {
+ i = 3;
+ } ();
+ } ();
+
+ assert(i == 3);
+
+ [&] () -> void {
+ [&] () -> void {
+ i = 4;
+ } ();
+ } ();
+
+ assert(i == 4);
+ i = 4;
+
+ [&] () -> void {
+ [=] () mutable -> void {
+ i = 5;
+ } ();
+ } ();
+
+ assert(i == 4);
+
+ [=] () mutable -> void {
+ [&] () -> void {
+ i = 6;
+ } ();
+ } ();
+
+ assert(i == 4);
+
+ assert (A().f() == 42);
+
+ return 0;
+}