Add the clang library to the repo (with some of my changes, too).

1 files changed, 79 insertions, 0 deletions

diff --git a/clang/test/Preprocessor/assembler-with-cpp.c b/clang/test/Preprocessor/assembler-with-cpp.c
new file mode 100644
index 0000000..a9c4294
--- /dev/null
+++ b/clang/test/Preprocessor/assembler-with-cpp.c
@@ -0,0 +1,79 @@
+// RUN: %clang_cc1 -x assembler-with-cpp -E %s -o - | FileCheck -strict-whitespace -check-prefix=CHECK-Identifiers-False %s
+
+#ifndef __ASSEMBLER__
+#error "__ASSEMBLER__ not defined"
+#endif
+
+
+// Invalid token pasting is ok. 
+#define A X ## .
+1: A
+// CHECK-Identifiers-False: 1: X .
+
+// Line markers are not linemarkers in .S files, they are passed through.
+# 321
+// CHECK-Identifiers-False: # 321
+
+// Unknown directives are passed through.
+# B C
+// CHECK-Identifiers-False: # B C
+
+// Unknown directives are expanded.
+#define D(x) BAR ## x
+# D(42)
+// CHECK-Identifiers-False: # BAR42
+
+// Unmatched quotes are permitted.
+2: '
+3: "
+// CHECK-Identifiers-False: 2: '
+// CHECK-Identifiers-False: 3: "
+
+// (balance quotes to keep editors happy): "'
+
+// Empty char literals are ok.
+4: ''
+// CHECK-Identifiers-False: 4: ''
+
+
+// Portions of invalid pasting should still expand as macros.
+// rdar://6709206
+#define M4 expanded
+#define M5() M4 ## (
+
+5: M5()
+// CHECK-Identifiers-False: 5: expanded (
+
+// rdar://6804322
+#define FOO(name)  name ## $foo
+6: FOO(blarg)
+// CHECK-Identifiers-False: 6: blarg $foo
+
+// RUN: %clang_cc1 -x assembler-with-cpp -fdollars-in-identifiers -E %s -o - | FileCheck -check-prefix=CHECK-Identifiers-True -strict-whitespace %s
+#define FOO(name)  name ## $foo
+7: FOO(blarg)
+// CHECK-Identifiers-True: 7: blarg$foo
+
+// 
+#define T6() T6 #nostring
+#define T7(x) T7 #x
+8: T6()
+9: T7(foo)
+// CHECK-Identifiers-True: 8: T6 #nostring
+// CHECK-Identifiers-True: 9: T7 "foo"
+
+// Concatenation with period doesn't leave a space
+#define T8(A,B) A ## B
+10: T8(.,T8)
+// CHECK-Identifiers-True: 10: .T8
+
+// This should not crash.
+#define T11(a) #0
+11: T11(b)
+// CHECK-Identifiers-True: 11: #0
+
+
+// This should not crash
+// rdar://8823139
+# ##
+// CHECK-Identifiers-False: # ##