--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/clang/test/Frontend/optimization-remark-line-directive.c	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,16 @@
+// This file tests -Rpass diagnostics together with #line
+// directives. We cannot map #line directives back to
+// a SourceLocation.
+
+// RUN: %clang_cc1 %s -Rpass=inline -debug-info-kind=line-tables-only -dwarf-column-info -emit-llvm-only -verify -fno-experimental-new-pass-manager
+
+// The new PM inliner is not added to the default pipeline at O0, so we add
+// some optimizations to trigger it.
+// RUN: %clang_cc1 %s -Rpass=inline -fexperimental-new-pass-manager -O1 -debug-info-kind=line-tables-only -dwarf-column-info -emit-llvm-only -verify
+
+int foo(int x, int y) __attribute__((always_inline));
+int foo(int x, int y) { return x + y; }
+
+// expected-remark@+2 {{foo inlined into bar}} expected-note@+2 {{could not determine the original source location for /bad/path/to/original.c:1230:25}}
+#line 1230 "/bad/path/to/original.c"
+int bar(int j) { return foo(j, j - 2); }