r: Fix crash parsing some malformed R input

Closes #625.
universal-ctags · Oct 12, 2015 · c5ce2f7 · c5ce2f7
1 parent aa2547a
commit c5ce2f7
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diff --git a/Units/afl-fuzz.r/github-issue-625-r.d/input.r b/Units/afl-fuzz.r/github-issue-625-r.d/input.r
@@ -0,0 +1 @@
+0<-
diff --git a/parsers/r.c b/parsers/r.c
@@ -144,6 +144,8 @@ static void createRTags (void)
 							cp = (const unsigned char *) line;
 							SKIPSPACE (cp);
 						}
+						else
+							break;
 					}
 
 					if (strncasecmp ((const char *) cp, "function",
-Original file line number
+Diff line change
@@ Expand Up / @@ -144,6 +144,8 @@ static void createRTags (void) @@
     							cp = (const unsigned char *) line;
     							SKIPSPACE (cp);
     						}
+    						else
+    							break;
     					}
     					if (strncasecmp ((const char *) cp, "function",
@@ Expand Down @@