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

1 files changed, 19 insertions, 0 deletions

diff --git a/clang/test/PCH/external-defs.c b/clang/test/PCH/external-defs.c
new file mode 100644
index 0000000..5097859
--- /dev/null
+++ b/clang/test/PCH/external-defs.c
@@ -0,0 +1,19 @@
+// Test with pch.
+// RUN: %clang_cc1 -triple x86_64-apple-darwin9 -emit-pch -o %t.pch %S/external-defs.h
+// RUN: %clang_cc1 -triple x86_64-apple-darwin9 -include-pch %t.pch -emit-llvm -o %t %s
+
+// RUN: grep "@x = common global i32 0" %t | count 1
+// RUN: grep "@z" %t | count 0
+
+// RUN: grep "@x2 = global i32 19" %t | count 1
+int x2 = 19;
+
+// RUN: grep "@incomplete_array = common global .*1 x i32" %t | count 1
+// RUN: grep "@incomplete_array2 = common global .*17 x i32" %t | count 1
+int incomplete_array2[17];
+// RUN: grep "@incomplete_array3 = common global .*1 x i32" %t | count 1
+int incomplete_array3[];
+
+struct S {
+  int x, y;
+};