[llvm] [DWARF] Emit 0/1 for constant boolean values (PR #151225)

[Michael Buch via llvm-commits]

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@@ -194,6 +194,15 @@ void DwarfExpression::addStackValue() {
     emitOp(dwarf::DW_OP_stack_value);
 }
 
+void DwarfExpression::addBooleanConstant(int64_t Value) {
+  assert(isImplicitLocation() || isUnknownLocation());
+  LocationKind = Implicit;
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Michael137 wrote:

@dwblaikie Might be reading the DWARF spec incorrectly, but should the `2.6.1.1.4 Implicit Location Descriptions` section accommodate `DW_OP_lit*`, `DW_OP_const*`, etc.?

https://github.com/llvm/llvm-project/pull/151225