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[Bug middle-end/77735] FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-1.c (test for warnings, line 358)
- From: "msebor at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 24 Oct 2016 16:53:52 +0000
- Subject: [Bug middle-end/77735] FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-1.c (test for warnings, line 358)
- Auto-submitted: auto-generated
- References: <bug-77735-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77735
--- Comment #8 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Mon Oct 24 16:53:20 2016
New Revision: 241489
URL: https://gcc.gnu.org/viewcvs?rev=241489&root=gcc&view=rev
Log:
PR middle-end/77735 - FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-1.c
gcc/ChangeLog:
PR middle-end/77735
* builtins.c (string_length): New function.
(c_strlen): Use string_length. Correctly handle wide strings.
* gimple-ssa-sprintf.c (target_max_value, target_size_max): New
functions.
(target_int_max): Call target_max_value.
(format_result::knownrange): New data member.
(fmtresult::fmtresult): Define default constructor.
(format_integer): Use it and set format_result::knownrange.
Handle global constants.
(format_floating_max): Add third argument.
(format_floating): Recompute maximum value for %a for each argument.
(get_string_length): Use fmtresult default ctor.
(format_string): Set format_result::knownrange.
(format_directive): Check format_result::knownrange.
(add_bytes): Same. Correct caret placement in diagnostics.
(pass_sprintf_length::compute_format_length): Set
format_result::knownrange.
(pass_sprintf_length::handle_gimple_call): Use target_size_max.
gcc/testsuite/ChangeLog:
PR middle-end/77735
* gcc.dg/tree-ssa/builtin-sprintf-2.c: Add test cases.
* gcc.dg/tree-ssa/builtin-sprintf-warn-1.c: Same.
* gcc.dg/tree-ssa/builtin-sprintf-warn-2.c: Same.
* gcc.dg/tree-ssa/builtin-sprintf-warn-3.c: Adjust/relax.
* gcc.dg/tree-ssa/builtin-sprintf-warn-4.c: Add test cases.
* gcc.dg/tree-ssa/builtin-sprintf-warn-6.c: XFAIL for LP64 only.
* gcc.dg/tree-ssa/builtin-sprintf.c: Add test cases.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/builtins.c
trunk/gcc/gimple-ssa-sprintf.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-2.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-1.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-2.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-3.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-4.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-6.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf.c