[PATCH] D44936: TableGen: More helpful error messages

[Phabricator via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL328936: TableGen: More helpful error messages (authored by nha, committed by ).

Repository:
  rL LLVM

https://reviews.llvm.org/D44936

Files:
  llvm/trunk/utils/TableGen/CodeGenTarget.cpp


Index: llvm/trunk/utils/TableGen/CodeGenTarget.cpp
===================================================================
--- llvm/trunk/utils/TableGen/CodeGenTarget.cpp
+++ llvm/trunk/utils/TableGen/CodeGenTarget.cpp
@@ -615,8 +615,12 @@
     MVT::SimpleValueType VT;
     if (TyEl->isSubClassOf("LLVMMatchType")) {
       unsigned MatchTy = TyEl->getValueAsInt("Number");
-      assert(MatchTy < OverloadedVTs.size() &&
-             "Invalid matching number!");
+      if (MatchTy >= OverloadedVTs.size()) {
+        PrintError(R->getLoc(),
+                   "Parameter #" + Twine(i) + " has out of bounds matching "
+                   "number " + Twine(MatchTy));
+        PrintFatalError(Twine("ParamTypes is ") + TypeList->getAsString());
+      }
       VT = OverloadedVTs[MatchTy];
       // It only makes sense to use the extended and truncated vector element
       // variants with iAny types; otherwise, if the intrinsic is not


-------------- next part --------------
A non-text attachment was scrubbed...
Name: D44936.140583.patch
Type: text/x-patch
Size: 940 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20180401/7f36f852/attachment.bin>