Comment 13 for bug 897583

Author: jakub
Date: Mon Dec 5 08:15:23 2011
New Revision: 182000

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182000
Log:
 PR middle-end/51323
 PR middle-end/50074
 * calls.c (internal_arg_pointer_exp_state): New variable.
 (internal_arg_pointer_based_exp_1,
 internal_arg_pointer_exp_scan): New functions.
 (internal_arg_pointer_based_exp): New function.
 (mem_overlaps_already_clobbered_arg_p): Use it.
 (expand_call): Free internal_arg_pointer_exp_state.cache vector
 and clear internal_arg_pointer_exp_state.scan_start.

 * gcc.c-torture/execute/pr51323.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr51323.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/calls.c
    trunk/gcc/testsuite/ChangeLog