Add coverage tests of C and Obj-C language features.

 - AST printing, dumping, serialization, codegen.
 - HTML printing.
 - Parser callbacks.

Several of these are XFAIL because they trigger unimplemented code.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@57081 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 104 insertions, 0 deletions

diff --git a/test/Coverage/c-language-features.inc b/test/Coverage/c-language-features.inc
new file mode 100644
index 0000000000..a2dcb28e94
--- /dev/null
+++ b/test/Coverage/c-language-features.inc
@@ -0,0 +1,104 @@
+//-*- C -*-
+
+/* This is a 
+   multiline comment */
+
+// Intended to exercise all syntactic parts of the C language.
+
+int g0;
+int g1, g2;
+
+struct s0;
+
+struct s0 {
+  int x;
+};
+
+int g3 = 10;
+
+__asm("");
+
+typedef int td0;
+
+td0 g4;
+
+enum e0 {
+  ec0
+};
+
+static void f0(int x) {
+}
+
+inline void f0_0(int x) {
+  ;
+}
+
+extern void f0_1(int x) {
+}
+
+void f1(int, ...);
+
+// Statements.
+void f2() {
+  for (;;) {
+    break;
+    continue;
+  }
+
+  while (0) {
+  }
+
+  do {
+  } while (0);
+
+  void *label = &&theif;
+  goto *label;
+
+  goto theif;
+theif:
+  if (0) {
+    ;
+  } else if (0) {
+  } else {
+  }
+
+  switch(0) {
+  case 0:
+  case 1 ... 2:
+    break;
+  default:
+    break;
+  }
+
+  asm ("nop");
+
+  return;
+}
+
+// Expressions.
+
+#include <stdarg.h>
+
+typedef struct ipair {
+  int first, second;
+} ipair;
+
+void f4(int a0, int a1, int a2, va_list ap) {
+  int t0 = a0 ? a1 : a2;
+  float t1 = (float) a0;
+  ipair t2 = {1, 2};
+  int t3 = sizeof(ipair);
+  ipair t4;
+  t4 = (ipair) {1, 2};
+  extern int g(int);
+  int t5 = g(a0);
+  int t6 = t4.first;
+  int t7[10];
+  int t8 = t7[a0];
+  t8++;
+  const char *t9 = __FUNCTION__;
+  char t10 = 'x';
+  int t11 = __builtin_offsetof(ipair, first);
+  int t12 = __builtin_types_compatible_p(ipair, int);  
+  int t13 = va_arg(ap, int);
+}