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1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-nested2.C b/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-nested2.C
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+++ b/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-nested2.C
@@ -0,0 +1,31 @@
+// Testcase from N2998
+// { dg-options -std=c++0x }
+
+void f1(int i) {
+ int const N = 20;
+ auto m1 = [=]{
+ int const M = 30;
+ auto m2 = [i]{
+ int x[N][M]; // OK: N and M are not "used"
+ x[0][0] = i; // OK: i is explicitly captured by m2
+ // and implicitly captured by m1
+ };
+ };
+ struct s1 {
+ int f;
+ int work(int n) {
+ int m = n*n;
+ int j = 40;
+ auto m3 = [this,m]{
+ /*auto m4=*/[&,j]{ // { dg-error "j. is not captured" }
+ int x = n; // { dg-error "n. is not captured" }
+ x += m; // OK: m implicitly captured by m4
+ // and explicitly captured by m3
+ x += i; // { dg-error "i. is not captured" }
+ x += f; // OK: this captured implicitly by m4
+ // and explicitly by m3
+ };
+ };
+ }
+ };
+}