1 files changed, 38 insertions, 0 deletions
diff --git a/clang/test/Lexer/conflict-marker.c b/clang/test/Lexer/conflict-marker.c
new file mode 100644
index 0000000..2a8e43b
--- /dev/null
+++ b/clang/test/Lexer/conflict-marker.c
@@ -0,0 +1,38 @@
+// RUN: %clang_cc1 %s -verify -fsyntax-only
+
+// Test that we recover gracefully from conflict markers left in input files.
+// PR5238
+
+// diff3 style
+<<<<<<< .mine      // expected-error {{version control conflict marker in file}}
+int x = 4;
+|||||||
+int x = 123;
+=======
+float x = 17;
+>>>>>>> .r91107
+
+// normal style.
+<<<<<<< .mine     // expected-error {{version control conflict marker in file}}
+typedef int y;
+=======
+typedef struct foo *y;
+>>>>>>> .r91107
+
+// Perforce style.
+>>>> ORIGINAL conflict-marker.c#6 // expected-error {{version control conflict marker in file}}
+int z = 1;
+==== THEIRS conflict-marker.c#7
+int z = 0;
+==== YOURS conflict-marker.c
+int z = 2;
+<<<<
+
+;
+y b;
+
+
+int foo() {
+  y a = x;
+  return x + a - z;
+}