[llvm] [Dexter] Add DAP instruction and function breakpoint handling (PR #152718)

[Stephen Tozer via llvm-commits]

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@@ -606,7 +693,13 @@ def _get_launch_params(self, cmdline):
         """ "Set the debugger-specific params used in a launch request."""
 
     def launch(self, cmdline):
-        assert len(self.file_to_bp.keys()) > 0
+        # FIXME: This should probably not a warning, not an assert.
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SLTozer wrote:

At the moment, the reason it's an assert is that IIRC Dexter should always have either added a breakpoint or exited early at this point - so at the very least it would be a `raise`, rather than a warning.

https://github.com/llvm/llvm-project/pull/152718