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[Bug c++/70498] Libiberty Demangler segfaults (3)
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 19 May 2016 08:53:51 +0000
- Subject: [Bug c++/70498] Libiberty Demangler segfaults (3)
- Auto-submitted: auto-generated
- References: <bug-70498-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70498
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu May 19 08:53:19 2016
New Revision: 236446
URL: https://gcc.gnu.org/viewcvs?rev=236446&root=gcc&view=rev
Log:
Backported from mainline
2016-05-19 Jakub Jelinek <jakub@redhat.com>
PR c++/70498
* cp-demangle.c (d_expression_1): Formatting fix.
2016-05-02 Marcel BÃhme <boehme.marcel@gmail.com>
PR c++/70498
* cp-demangle.c: Parse numbers as integer instead of long to avoid
overflow after sanity checks. Include <limits.h> if available.
(INT_MAX): Define if necessary.
(d_make_template_param): Takes integer argument instead of long.
(d_make_function_param): Likewise.
(d_append_num): Likewise.
(d_identifier): Likewise.
(d_number): Parse as and return integer.
(d_compact_number): Handle overflow.
(d_source_name): Change variable type to integer for parsed number.
(d_java_resource): Likewise.
(d_special_name): Likewise.
(d_discriminator): Likewise.
(d_unnamed_type): Likewise.
* testsuite/demangle-expected: Add regression test cases.
Modified:
branches/gcc-6-branch/libiberty/ChangeLog
branches/gcc-6-branch/libiberty/cp-demangle.c
branches/gcc-6-branch/libiberty/testsuite/demangle-expected