[Bug c/54552] [4.6/4.7/4.8 Regression] Cast to pointer to VLA crash the compiler

[jsm28 at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54552

--- Comment #3 from Joseph S. Myers <jsm28 at gcc dot gnu.org> 2012-09-14 
21:17:00 UTC ---
Author: jsm28
Date: Fri Sep 14 21:16:56 2012
New Revision: 191313

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191313
Log:
c:
    PR c/54552
    * c-typeck.c (c_cast_expr): When casting to a type requiring
    C_MAYBE_CONST_EXPR to be created, pass the inner expression to
    c_fully_fold first.

testsuite:
    * gcc.c-torture/compile/pr54552-1.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr54552-1.c
Modified:
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-typeck.c
    trunk/gcc/testsuite/ChangeLog