diff options
Diffstat (limited to 'src/parser/bounded_token_buffer.cpp')
| -rw-r--r-- | src/parser/bounded_token_buffer.cpp | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/src/parser/bounded_token_buffer.cpp b/src/parser/bounded_token_buffer.cpp index 6a94d877a..d77f72bfa 100644 --- a/src/parser/bounded_token_buffer.cpp +++ b/src/parser/bounded_token_buffer.cpp @@ -5,7 +5,7 @@ ** Major contributors: none ** Minor contributors (to current version): mdeters ** This file is part of the CVC4 prototype. - ** Copyright (c) 2009, 2010 The Analysis of Computer Systems Group (ACSys) + ** Copyright (c) 2009, 2010, 2011 The Analysis of Computer Systems Group (ACSys) ** Courant Institute of Mathematical Sciences ** New York University ** See the file COPYING in the top-level source directory for licensing @@ -385,7 +385,8 @@ dbgLA (pANTLR3_INT_STREAM is, ANTLR3_INT32 i) static ANTLR3_MARKER mark (pANTLR3_INT_STREAM is) { - Unreachable(); + is->lastMarker = is->index(is); + return is->lastMarker; } /// As per mark() but with a call to tell the debugger we are doing this @@ -435,7 +436,7 @@ rewindLast (pANTLR3_INT_STREAM is) static void rewindStream (pANTLR3_INT_STREAM is, ANTLR3_MARKER marker) { - Unreachable(); + is->seek(is, (ANTLR3_UINT32)(marker)); } static void dbgRewindStream (pANTLR3_INT_STREAM is, ANTLR3_MARKER marker) @@ -446,7 +447,13 @@ dbgRewindStream (pANTLR3_INT_STREAM is, ANTLR3_MARKER marker) static void seek (pANTLR3_INT_STREAM is, ANTLR3_MARKER index) { - Unreachable(); + pANTLR3_COMMON_TOKEN_STREAM cts; + pANTLR3_TOKEN_STREAM ts; + + ts = (pANTLR3_TOKEN_STREAM) is->super; + cts = (pANTLR3_COMMON_TOKEN_STREAM) ts->super; + + cts->p = (ANTLR3_UINT32)index; } static void dbgSeek (pANTLR3_INT_STREAM is, ANTLR3_MARKER index) |