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-rw-r--r--libjava/ChangeLog6
-rw-r--r--libjava/stacktrace.cc4
2 files changed, 9 insertions, 1 deletions
diff --git a/libjava/ChangeLog b/libjava/ChangeLog
index 86c08420083..88ca1d86f47 100644
--- a/libjava/ChangeLog
+++ b/libjava/ChangeLog
@@ -1,3 +1,9 @@
+2006-07-12 Bryce McKinlay <mckinlay@redhat.com>
+
+ PR libgcj/28352
+ * stacktrace.cc (getLineNumberForFrame): Roll back PC by 1 when
+ looking up line number for interpreted frame.
+
2006-07-07 Bryce McKinlay <mckinlay@redhat.com>
Geoffrey Keating <geoffk@apple.com>
diff --git a/libjava/stacktrace.cc b/libjava/stacktrace.cc
index 2ace9abc232..ed0700bd629 100644
--- a/libjava/stacktrace.cc
+++ b/libjava/stacktrace.cc
@@ -182,7 +182,9 @@ _Jv_StackTrace::getLineNumberForFrame(_Jv_StackFrame *frame, NameFinder *finder,
_Jv_InterpClass *interp_class =
(_Jv_InterpClass *) interp_meth->defining_class->aux_info;
*sourceFileName = interp_class->source_file_name;
- *lineNum = interp_meth->get_source_line(frame->interp.pc);
+ // The interpreter advances the PC before executing an instruction,
+ // so roll-back 1 byte to ensure the line number is accurate.
+ *lineNum = interp_meth->get_source_line(frame->interp.pc - 1);
return;
}
#endif