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[Bug demangler/70909] Libiberty Demangler segfaults (4)
- From: "trippels at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 08 Mar 2017 14:29:10 +0000
- Subject: [Bug demangler/70909] Libiberty Demangler segfaults (4)
- Auto-submitted: auto-generated
- References: <bug-70909-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70909
--- Comment #44 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
Author: trippels
Date: Wed Mar 8 14:28:38 2017
New Revision: 245978
URL: https://gcc.gnu.org/viewcvs?rev=245978&root=gcc&view=rev
Log:
Fix PR demangler/70909 and 67264 (endless demangler recursion)
ChangeLog:
PR demangler/70909
PR demangler/67264
* include/demangle.h: Add d_printing to struct demangle_component
and pass struct demangle_component as non const.
libiberty/ChangeLog:
PR demangler/70909
PR demangler/67264
* cp-demangle.c: Fix endless recursion. Pass
struct demangle_component as non const.
(d_make_empty): Initialize variable.
(d_print_comp_inner): Limit recursion.
(d_print_comp): Decrement variable.
* cp-demint.c (cplus_demangle_fill_component): Initialize
variable.
(cplus_demangle_fill_builtin_type): Likewise.
(cplus_demangle_fill_operator): Likewise.
* testsuite/demangle-expected: Add tests.
Modified:
trunk/ChangeLog
trunk/include/demangle.h
trunk/libiberty/ChangeLog
trunk/libiberty/cp-demangle.c
trunk/libiberty/cp-demint.c
trunk/libiberty/testsuite/demangle-expected