diff --git a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/CompleteParseASTTest.java b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/CompleteParseASTTest.java
index 60173f7d583..bc967101b7e 100644
--- a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/CompleteParseASTTest.java
+++ b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/CompleteParseASTTest.java
@@ -2416,5 +2416,22 @@ public class CompleteParseASTTest extends CompleteParseBaseTest
 	    	assertEquals(ip.getSourceLineNumber(), 4);
 		}
     }
+    
+    public void testBug77097() throws Exception {
+    	Writer writer = new StringWriter();
+    	writer.write("#define SOME_MACRO() { \\\r\n"); //$NON-NLS-1$
+    	writer.write("printf(\"Hello World\"); \\\r\n"); //$NON-NLS-1$
+    	writer.write("printf(\"Good morning\"); \\\r\n"); //$NON-NLS-1$
+    	parse(writer.toString());
+    }
+    
+    public void testBug77276() throws Exception {
+    	Writer writer = new StringWriter();
+    	writer.write("#if (!defined(OS_LIBMODE_R) && !defined(OS_LIBMODE_RP) && \\\r\n"); //$NON-NLS-1$
+    	writer.write("!defined(OS_LIBMODE_T))\r\n"); //$NON-NLS-1$
+    	writer.write("#define OS_LIBMODE_DP\r\n"); //$NON-NLS-1$
+    	writer.write("#endif\r\n"); //$NON-NLS-1$
+    	parse(writer.toString());
+    }
 }
 
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner2/Scanner2.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner2/Scanner2.java
index f724918bc79..c6648253fc1 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner2/Scanner2.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner2/Scanner2.java
@@ -2541,8 +2541,10 @@ public class Scanner2 implements IScanner, IScannerData {
 				case '\r':
 					if (escaped && bufferPos[bufferStackPos] < limit && buffer[bufferPos[bufferStackPos] + 1] == '\n') {
 						escaped = false;
+						bufferPos[bufferStackPos]++;
 						break;
 					} else if (!escaped && bufferPos[bufferStackPos] < limit && buffer[bufferPos[bufferStackPos] + 1] == '\n') {
+						bufferPos[bufferStackPos]++;
 						return;
 					}
 					break;