Re-land "[test] Split LLDB tests into API, Shell & Unit"

The original patch got reverted because it broke `check-lldb` on a clean
build. This fixes that.

llvm-svn: 374201

lldb/test/Shell/SymbolFile/NativePDB/break-by-function.cpp

@@ -0,0 +1,57 @@
+// clang-format off
+// REQUIRES: lld
+
+// Test that we can set simple breakpoints using PDB on any platform.
+// RUN: %build --compiler=clang-cl --nodefaultlib -o %t.exe -- %s 
+// RUN: env LLDB_USE_NATIVE_PDB_READER=1 %lldb -f %t.exe -s \
+// RUN:     %p/Inputs/break-by-function.lldbinit | FileCheck %s
+
+// Use different indentation style for each overload so that the starting
+// line is in a different place.
+
+int OvlGlobalFn(int X) {
+  return X + 42;
+}
+
+int OvlGlobalFn(int X, int Y) { return X + Y + 42; }
+
+int OvlGlobalFn(int X, int Y, int Z)
+{
+  return X + Y + Z + 42;
+}
+
+static int StaticFn(int X) {
+  return X + 42;
+}
+
+int main(int argc, char **argv) {
+  // Make sure they don't get optimized out.
+  // Note the comments here, we want to make sure the line number reported
+  // for the breakpoint is the first actual line of code.
+  int Result = OvlGlobalFn(argc) + OvlGlobalFn(argc, argc)
+    + OvlGlobalFn(argc, argc, argc) + StaticFn(argc);
+  return Result;
+}
+
+
+// CHECK:      (lldb) target create "{{.*}}break-by-function.cpp.tmp.exe"
+// CHECK:      Current executable set to '{{.*}}break-by-function.cpp.tmp.exe'
+// CHECK:      (lldb) break set -n main
+// CHECK:      Breakpoint 1: where = break-by-function.cpp.tmp.exe`main + {{[0-9]+}}
+// CHECK:      (lldb) break set -n OvlGlobalFn
+// CHECK:      Breakpoint 2: 3 locations.
+// CHECK:      (lldb) break set -n StaticFn
+// CHECK:      Breakpoint 3: where = break-by-function.cpp.tmp.exe`StaticFn + {{[0-9]+}}
+// CHECK:      (lldb) break set -n DoesntExist
+// CHECK:      Breakpoint 4: no locations (pending).
+// CHECK:      (lldb) break list
+// CHECK:      Current breakpoints:
+// CHECK:      1: name = 'main', locations = 1
+// CHECK:        1.1: where = break-by-function.cpp.tmp.exe`main + {{[0-9]+}}
+// CHECK:      2: name = 'OvlGlobalFn', locations = 3
+// CHECK:        2.1: where = break-by-function.cpp.tmp.exe`OvlGlobalFn + {{[0-9]+}}
+// CHECK:        2.2: where = break-by-function.cpp.tmp.exe`OvlGlobalFn
+// CHECK:        2.3: where = break-by-function.cpp.tmp.exe`OvlGlobalFn + {{[0-9]+}}
+// CHECK:      3: name = 'StaticFn', locations = 1
+// CHECK:        3.1: where = break-by-function.cpp.tmp.exe`StaticFn + {{[0-9]+}}
+// CHECK:      4: name = 'DoesntExist', locations = 0 (pending)