[PATCH] D99299: Normalize interaction with boolean attributes

Nikita Popov via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sun Apr 11 07:32:23 PDT 2021


nikic added inline comments.


================
Comment at: llvm/lib/IR/Attributes.cpp:653
+bool AttributeImpl::getValueAsBool() const {
+  assert(getValueAsString().empty() || getValueAsString() == "false" || getValueAsString() == "true");
+  return getValueAsString() == "true";
----------------
By the way, why is empty string allowed as a value here? Are there existing uses of empty string as false?


================
Comment at: llvm/lib/IR/Verifier.cpp:1706
+  if (A.getKindAsString() == #DISPLAY_NAME)                                    \
+    (void)A.getValueAsBool(); // asserts if the representation is invalid
+
----------------
This should use CheckFailed rather than asserting.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D99299/new/

https://reviews.llvm.org/D99299



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