[Bug c++/47969] [C++0x] ICE: SIGSEGV in compute_array_index_type (cp/decl.c:7522)

[paolo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47969

--- Comment #2 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 2011-05-02 12:44:18 UTC ---
Author: paolo
Date: Mon May  2 12:44:15 2011
New Revision: 173249

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=173249
Log:
/cp
2011-05-02  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/47969
    * decl.c (compute_array_index_type): Check build_expr_type_conversion
    return value for NULL_TREE.

/testsuite
2011-05-02  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/47969
    * g++.dg/cpp0x/constexpr-47969.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-47969.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl.c
    trunk/gcc/testsuite/ChangeLog