Make clang emit linkage names in debug info for subprograms when coverage info
is enabled. Also add a new -test-coverage cc1 flag which makes testing coverage
possible and add our first clang-side coverage test.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@177470 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGenCXX/coverage.cpp b/test/CodeGenCXX/coverage.cpp
new file mode 100644
index 0000000..1f1611b
--- /dev/null
+++ b/test/CodeGenCXX/coverage.cpp
@@ -0,0 +1,7 @@
+// RUN: %clang_cc1 %s -emit-llvm -o - -test-coverage -femit-coverage-notes | FileCheck %s
+
+extern "C" void test_name1() {}
+void test_name2() {}
+
+// CHECK: metadata !"test_name1", metadata !"test_name1", metadata !"",{{.*}}DW_TAG_subprogram
+// CHECK: metadata !"test_name2", metadata !"test_name2", metadata !"_Z10test_name2v",{{.*}}DW_TAG_subprogram