Import Clang, at r72732.

1 files changed, 70 insertions, 0 deletions

diff --git a/test/Sema/switch.c b/test/Sema/switch.c
new file mode 100644
index 0000000..5999f34
--- /dev/null
+++ b/test/Sema/switch.c
@@ -0,0 +1,70 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+void f (int z) { 
+  while (z) { 
+    default: z--;            // expected-error {{statement not in switch}}
+  } 
+}
+
+void foo(int X) {
+  switch (X) {
+  case 42: ;                 // expected-note {{previous case}}
+  case 5000000000LL:         // expected-warning {{overflow}}
+  case 42:                   // expected-error {{duplicate case value}}
+   ;
+
+  case 100 ... 99: ;         // expected-warning {{empty case range}}
+
+  case 43: ;                 // expected-note {{previous case}}
+  case 43 ... 45:  ;         // expected-error {{duplicate case value}}
+
+  case 100 ... 20000:;       // expected-note {{previous case}}
+  case 15000 ... 40000000:;  // expected-error {{duplicate case value}}
+  }
+}
+
+void test3(void) { 
+  // empty switch;
+  switch (0); 
+}
+
+extern int g();
+
+void test4()
+{
+  switch (1) {
+  case 0 && g():
+  case 1 || g():
+    break;
+  }
+
+  switch(1)  {
+  case g(): // expected-error {{expression is not an integer constant expression}}
+  case 0 ... g(): // expected-error {{expression is not an integer constant expression}}
+    break;
+  }
+  
+  switch (1) {
+  case 0 && g() ... 1 || g():
+    break;
+  }
+  
+  switch (1) {
+  case g() && 0: // expected-error {{expression is not an integer constant expression}} // expected-note {{subexpression not valid in an integer constant expression}}
+    break;
+  }
+  
+  switch (1) {
+  case 0 ... g() || 1: // expected-error {{expression is not an integer constant expression}} // expected-note {{subexpression not valid in an integer constant expression}}
+    break;
+  }
+}
+
+void test5(int z) { 
+  switch(z) {
+    default:  // expected-note {{previous case defined here}}
+    default:  // expected-error {{multiple default labels in one switch}}
+      break;
+  }
+} 
+