TST: Skip uwtable in LLVM 15+

Author: QuLogic

ir_test.go

@@ -13,6 +13,7 @@
 package llvm
 
 import (
+	"strconv"
 	"strings"
 	"testing"
 )
@@ -89,6 +90,15 @@ func TestAttributes(t *testing.T) {
 	}
 
 	for _, name := range attrTests {
+		majorVersion, err := strconv.Atoi(strings.SplitN(Version, ".", 2)[0])
+		if err != nil {
+			// sanity check, should be unreachable
+			t.Errorf("could not parse LLVM version: %v", err)
+		}
+		if majorVersion >= 15 && name == "uwtable" {
+			// This changed from an EnumAttr to an IntAttr in LLVM 15, and testAttribute doesn't work on such attributes.
+			continue
+		}
 		testAttribute(t, name)
 	}
 }