[Bug middle-end/77683] [7 regression] ICE on %lf directive in format_floating in gimple-ssa-sprintf.c:1163

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77683

--- Comment #3 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Wed Sep 28 16:13:12 2016
New Revision: 240583

URL: https://gcc.gnu.org/viewcvs?rev=240583&root=gcc&view=rev
Log:
PR middle-end/77683 - ICE on %lf directive in format_floating in

gcc/testsuite/ChangeLog:

        PR middle-end/77683
        * gcc.dg/tree-ssa/builtin-sprintf-warn-1.c: Add test cases.

gcc/ChangeLog:

        PR middle-end/77683
        * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
        length modifier is not expected.
        (format_floating): Ignore l length modifier and fail gracefuly
        when it isn't one of the other expected ones.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimple-ssa-sprintf.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-1.c