From: Julian Seward <jseward@acm.org>
Date: Fri, 8 Oct 2010 23:57:25 +0000 (+0000)
Subject: Dwarf3 reader: handle Dwarf3 created by gcc-4.5.1.  In other words,
X-Git-Tag: svn/VALGRIND_3_6_0~39
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=18503c8e64ee2d1ea7edc3b5a01dc9c764da859e;p=thirdparty%2Fvalgrind.git

Dwarf3 reader: handle Dwarf3 created by gcc-4.5.1.  In other words,
work around the all-new-buggy-Dwarf3 created by gcc-4.5.1.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@11418
---

diff --git a/coregrind/m_debuginfo/readdwarf3.c b/coregrind/m_debuginfo/readdwarf3.c
index 37c7f42d7c..c358a1bbe9 100644
--- a/coregrind/m_debuginfo/readdwarf3.c
+++ b/coregrind/m_debuginfo/readdwarf3.c
@@ -3759,8 +3759,11 @@ void new_dwarf3_reader_wrk (
          key.dioff = varp->absOri; /* this is what we want to find */
          found = VG_(lookupXA)( dioff_lookup_tab, &keyp,
                                 &ixFirst, &ixLast );
-         if (!found)
-            barf("DW_AT_abstract_origin can't be resolved");
+         if (!found) {
+            /* barf("DW_AT_abstract_origin can't be resolved"); */
+            TRACE_D3("  SKIP (DW_AT_abstract_origin can't be resolved)\n\n");
+            continue;
+         }
          /* If the following fails, there is more than one entry with
             the same dioff.  Which can't happen. */
          vg_assert(ixFirst == ixLast);
diff --git a/coregrind/m_debuginfo/tytypes.c b/coregrind/m_debuginfo/tytypes.c
index 10cc47364a..c16813bbf5 100644
--- a/coregrind/m_debuginfo/tytypes.c
+++ b/coregrind/m_debuginfo/tytypes.c
@@ -692,6 +692,8 @@ MaybeULong ML_(sizeOfType)( XArray* /* of TyEnt */ tyents,
                                                   - bo->Te.Bound.boundL + 1) ));
          }
          return eszB;
+      case Te_TyVoid:
+         return mk_MaybeULong_Nothing(); /*UNKNOWN*/
       default:
          VG_(printf)("ML_(sizeOfType): unhandled: ");
          ML_(pp_TyEnt)(ent);