[Bug 1254915] [NEW] ICE with nested C++11 lambdas

[Benjamin Kietzman]

Public bug reported:

Using gcc (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3
on Ubuntu 12.04.3 LTS

$ uname -a
Linux kenpachi 3.2.0-56-generic #86-Ubuntu SMP Wed Oct 23 09:20:45 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

$ g++ -std=c++0x accgen.cpp -o accgen
g++: internal compiler error: Segmentation fault (program cc1plus)
Please submit a full bug report, ...

    //accgen.cpp:
    template<typename Inc>
    void test(Inc i) {
    }

    int main() {
            auto foo=[](int& n){return [&](int i){return n+=i;};};
            int n=0;
            test(foo(n));
            return 0;
    }

** Affects: gcc-4.6 (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1254915

Title:
  ICE with nested C++11 lambdas

Status in “gcc-4.6” package in Ubuntu:
  New

Bug description:
  Using gcc (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3
  on Ubuntu 12.04.3 LTS

  $ uname -a
  Linux kenpachi 3.2.0-56-generic #86-Ubuntu SMP Wed Oct 23 09:20:45 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

  $ g++ -std=c++0x accgen.cpp -o accgen
  g++: internal compiler error: Segmentation fault (program cc1plus)
  Please submit a full bug report, ...

      //accgen.cpp:
      template<typename Inc>
      void test(Inc i) {
      }

      int main() {
              auto foo=[](int& n){return [&](int i){return n+=i;};};
              int n=0;
              test(foo(n));
              return 0;
      }

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