Vastly improve PredefinedExpr output, both in Sema and CodeGen. Patch by Sam Weinig!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@81237 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 45 insertions, 0 deletions

diff --git a/test/CodeGen/predefined-expr.c b/test/CodeGen/predefined-expr.c
new file mode 100644
index 0000000000..0c6e213b86
--- /dev/null
+++ b/test/CodeGen/predefined-expr.c
@@ -0,0 +1,45 @@
+// RUN: clang-cc %s -emit-llvm -o - | FileCheck %s
+
+// CHECK: @__func__.plainFunction = private constant [14 x i8] c"plainFunction\00"
+// CHECK: @"__PRETTY_FUNCTION__.void plainFunction()" = private constant [21 x i8] c"void plainFunction()\00"
+// CHECK: @__func__.externFunction = private constant [15 x i8] c"externFunction\00"
+// CHECK: @"__PRETTY_FUNCTION__.void externFunction()" = private constant [22 x i8] c"void externFunction()\00"
+// CHECK: @__func__.privateExternFunction = private constant [22 x i8] c"privateExternFunction\00"
+// CHECK: @"__PRETTY_FUNCTION__.void privateExternFunction()" = private constant [29 x i8] c"void privateExternFunction()\00"
+// CHECK: @__func__.staticFunction = private constant [15 x i8] c"staticFunction\00"
+// CHECK: @"__PRETTY_FUNCTION__.void staticFunction()" = private constant [22 x i8] c"void staticFunction()\00"
+
+#include <stdio.h>
+
+void plainFunction() {
+  printf("__func__ %s\n", __func__);
+  printf("__FUNCTION__ %s\n", __FUNCTION__);
+  printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+}
+
+extern void externFunction() {
+  printf("__func__ %s\n", __func__);
+  printf("__FUNCTION__ %s\n", __FUNCTION__);
+  printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+}
+
+__private_extern__ void privateExternFunction() {
+  printf("__func__ %s\n", __func__);
+  printf("__FUNCTION__ %s\n", __FUNCTION__);
+  printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+}
+
+static void staticFunction() {
+  printf("__func__ %s\n", __func__);
+  printf("__FUNCTION__ %s\n", __FUNCTION__);
+  printf("__PRETTY_FUNCTION__ %s\n\n", __PRETTY_FUNCTION__);
+}
+
+int main() {
+  plainFunction();
+  externFunction();
+  privateExternFunction();
+  staticFunction();
+
+  return 0;
+}