1 files changed, 77 insertions, 0 deletions
diff --git a/test/Preprocessor/assembler-with-cpp.c b/test/Preprocessor/assembler-with-cpp.c
new file mode 100644
index 0000000..2e84ed1
--- /dev/null
+++ b/test/Preprocessor/assembler-with-cpp.c
@@ -0,0 +1,77 @@
+// RUN: clang-cc -x assembler-with-cpp -fdollars-in-identifiers=0 -E %s > %t &&
+
+#ifndef __ASSEMBLER__
+#error "__ASSEMBLER__ not defined"
+#endif
+
+
+// Invalid token pasting is ok. 
+// RUN: grep '1: X .' %t &&
+#define A X ## .
+1: A
+
+// Line markers are not linemarkers in .S files, they are passed through.
+// RUN: grep '# 321' %t &&
+# 321
+
+// Unknown directives are passed through.
+// RUN: grep '# B C' %t &&
+# B C
+
+// Unknown directives are expanded.
+// RUN: grep '# BAR42' %t &&
+#define D(x) BAR ## x
+# D(42)
+
+// Unmatched quotes are permitted.
+// RUN: grep "2: '" %t &&
+// RUN: grep '3: "' %t &&
+2: '
+3: "
+
+// (balance quotes to keep editors happy): "'
+
+// Empty char literals are ok.
+// RUN: grep "4: ''" %t &&
+4: ''
+
+
+// Portions of invalid pasting should still expand as macros.
+// rdar://6709206
+// RUN: grep "5: expanded (" %t &&
+#define M4 expanded
+#define	M5() M4 ## (
+
+5: M5()
+
+// rdar://6804322
+// RUN: grep -F "6: blarg $foo" %t &&
+#define FOO(name)  name ## $foo
+6: FOO(blarg)
+
+// RUN: clang-cc -x assembler-with-cpp -fdollars-in-identifiers=1 -E %s > %t &&
+// RUN: grep -F "7: blarg$foo" %t &&
+#define FOO(name)  name ## $foo
+7: FOO(blarg)
+
+
+// 
+#define T6() T6 #nostring
+#define T7(x) T7 #x
+8: T6()
+9: T7(foo)
+// RUN: grep '8: T6 #nostring' %t &&
+// RUN: grep '9: T7 "foo"' %t &&
+
+// Concatenation with period doesn't leave a space
+// RUN: grep -F '10: .T8' %t &&
+#define T8(A,B) A ## B
+10: T8(.,T8)
+
+
+// This should not crash.
+// RUN: grep '11: #0' %t &&
+#define T11(a) #0
+11: T11(b)
+
+// RUN: true