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

1 files changed, 99 insertions, 0 deletions

diff --git a/clang/test/CodeGen/complex.c b/clang/test/CodeGen/complex.c
new file mode 100644
index 0000000..1212660
--- /dev/null
+++ b/clang/test/CodeGen/complex.c
@@ -0,0 +1,99 @@
+// RUN: %clang_cc1 -emit-llvm-only %s
+
+int main(void)
+{
+  double _Complex a = 5;
+  double _Complex b = 42;
+
+  return a * b != b * a;
+}
+
+_Complex double bar(int);
+void test(_Complex double*);
+void takecomplex(_Complex double);
+
+void test2(int c) {
+  _Complex double X;
+  X = bar(1);
+  test(&X);
+  takecomplex(X);
+}
+
+_Complex double g1, g2;
+_Complex float cf;
+double D;
+
+void test3() {
+  g1 = g1 + g2;
+  g1 = g1 - g2;
+  g1 = g1 * g2;
+  g1 = +-~g1;
+
+  double Gr = __real g1;
+
+  cf += D;
+  // FIXME: Currently unsupported!
+  //D += cf;
+  cf /= g1;
+  g1 = g1 + D;
+  g1 = D + g1;
+}
+
+__complex__ int ci1, ci2;
+__complex__ short cs;
+int i;
+void test3int() {
+  ci1 = ci1 + ci2;
+  ci1 = ci1 - ci2;
+  ci1 = ci1 * ci2;
+  ci1 = +-~ci1;
+
+  i = __real ci1;
+
+  cs += i;
+  // FIXME: Currently unsupported!
+  //D += cf;
+  cs /= ci1;
+  ci1 = ci1 + i;
+  ci1 = i + ci1;
+}
+
+void t1() {
+  (__real__ cf) = 4.0;
+}
+
+void t2() {
+  (__imag__ cf) = 4.0;
+}
+
+// PR1960
+void t3() {
+  __complex__ long long v = 2;
+}
+
+// PR3131
+float _Complex t4();
+
+void t5() {
+  float _Complex x = t4();
+}
+
+void t6() {
+  g1++;
+  g1--;
+  ++g1;
+  --g1;
+  ci1++;
+  ci1--;
+  ++ci1;
+  --ci1;
+}
+
+// <rdar://problem/7958272>
+double t7(double _Complex c) {
+  return __builtin_fabs(__real__(c));
+}
+
+void t8() {
+  __complex__ int *x = &(__complex__ int){1};
+}