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authorDJ Delorie <dj@redhat.com>2011-07-26 16:04:38 +0000
committerDJ Delorie <dj@redhat.com>2011-07-26 16:04:38 +0000
commit04aed65246079bfe5a72e494145772f420e4430e (patch)
treeff4b22ad791dc31033b669d9201ceddb52e85f41 /libiberty
parent1a532630dc4d78abd1ddf6e4a97e789dad88787d (diff)
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merge from gcc
Diffstat (limited to 'libiberty')
-rw-r--r--libiberty/ChangeLog6
-rw-r--r--libiberty/cp-demangle.c10
-rw-r--r--libiberty/testsuite/demangle-expected6
3 files changed, 21 insertions, 1 deletions
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 97c50c0..1ceb0ee 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,9 @@
+2011-07-26 Ian Lance Taylor <iant@google.com>
+
+ * cp-demangle.c (d_print_init): Initialize pack_index field.
+ (d_print_comp): Check for NULL template argument.
+ * testsuite/demangle-expected: Add test case.
+
2011-07-22 Gerald Pfeifer <gerald@pfeifer.com>
PR target/49817
diff --git a/libiberty/cp-demangle.c b/libiberty/cp-demangle.c
index 29badbb..f41856b 100644
--- a/libiberty/cp-demangle.c
+++ b/libiberty/cp-demangle.c
@@ -1,5 +1,5 @@
/* Demangler for g++ V3 ABI.
- Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+ Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Written by Ian Lance Taylor <ian@wasabisystems.com>.
@@ -3306,6 +3306,7 @@ d_print_init (struct d_print_info *dpi, demangle_callbackref callback,
dpi->last_char = '\0';
dpi->templates = NULL;
dpi->modifiers = NULL;
+ dpi->pack_index = 0;
dpi->flush_count = 0;
dpi->callback = callback;
@@ -3893,6 +3894,13 @@ d_print_comp (struct d_print_info *dpi, int options,
struct demangle_component *a = d_lookup_template_argument (dpi, sub);
if (a && a->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST)
a = d_index_template_argument (a, dpi->pack_index);
+
+ if (a == NULL)
+ {
+ d_print_error (dpi);
+ return;
+ }
+
sub = a;
}
diff --git a/libiberty/testsuite/demangle-expected b/libiberty/testsuite/demangle-expected
index 2dc74be..d3e7099 100644
--- a/libiberty/testsuite/demangle-expected
+++ b/libiberty/testsuite/demangle-expected
@@ -4010,6 +4010,12 @@ K<1, &S::m>::f()
_ZN1KILi1EXadL_ZN1S1mEEEE1fEv
K<1, &S::m>::f()
#
+# Used to crash -- binutils PR 13030.
+--format=gnu-v3
+_ZSt10_ConstructI10CellBorderIS0_EEvPT_DpOT0_
+_ZSt10_ConstructI10CellBorderIS0_EEvPT_DpOT0_
+_ZSt10_ConstructI10CellBorderIS0_EEvPT_DpOT0_
+#
# Ada (GNAT) tests.
#
# Simple test.