From fd1128f90a17151fd6e3a673332045cf534a3d21 Mon Sep 17 00:00:00 2001
From: Jeffrey Pfau <jeffrey@endrift.com>
Date: Fri, 10 Oct 2014 02:28:27 -0700
Subject: [PATCH] Fix 0 not being recognized as a valid token

---
 src/debugger/parser.c | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/src/debugger/parser.c b/src/debugger/parser.c
index 33c7cb7f1..bb31c2a67 100644
--- a/src/debugger/parser.c
+++ b/src/debugger/parser.c
@@ -77,6 +77,7 @@ size_t lexExpression(struct LexVector* lv, const char* string, size_t length) {
 				break;
 			case '0':
 				state = LEX_EXPECT_PREFIX;
+				next = 0;
 				break;
 			case '$':
 				state = LEX_EXPECT_HEX;
@@ -216,8 +217,19 @@ size_t lexExpression(struct LexVector* lv, const char* string, size_t length) {
 				next = 0;
 				state = LEX_EXPECT_HEX;
 				break;
-			default:
-				state = LEX_ERROR;
+			case '+':
+			case '-':
+			case '*':
+			case '/':
+				lv->token.type = TOKEN_UINT_TYPE;
+				lv->token.uintValue = next;
+				lv = _lexOperator(lv, token);
+				state = LEX_ROOT;
+				break;
+			case ')':
+				lv->token.type = TOKEN_UINT_TYPE;
+				lv->token.uintValue = next;
+				state = LEX_EXPECT_OPERATOR;
 				break;
 			}
 			break;
@@ -247,6 +259,7 @@ size_t lexExpression(struct LexVector* lv, const char* string, size_t length) {
 	switch (state) {
 	case LEX_EXPECT_DECIMAL:
 	case LEX_EXPECT_HEX:
+	case LEX_EXPECT_PREFIX:
 		lv->token.type = TOKEN_UINT_TYPE;
 		lv->token.uintValue = next;
 		break;