[test] Resolve failures detected by CI

Author: lorentey

test/abi/macOS/x86_64/stdlib.swift

@@ -1121,3 +1121,21 @@ Added: _$ss11InlineArrayVsRi__rlE17_protectedAddressSPyq_GvpMV
 
 // lengthOfBytes(using:)
 Added: __swift_stdlib_NSStringLengthOfBytesInEncodingTrampoline
+
+// Word breaking symbols exposed in 6.3
+Added: _$sSS10_wordIndex19somewhereAtOrBeforeSS0B0VAD_tF
+Added: _$ss7UnicodeO15_WordRecognizerV22hasCandidateBreakAtEndSbyF
+Added: _$ss7UnicodeO15_WordRecognizerV5afterAdB6ScalarV_tcfC
+Added: _$ss7UnicodeO15_WordRecognizerV8hasBreak6beforeSb12setCandidate_Sb07breakAtH0Sb0I4HeretAB6ScalarV_tF
+Added: _$ss7UnicodeO15_WordRecognizerVADycfC
+Added: _$ss7UnicodeO15_WordRecognizerVMa
+Added: _$ss7UnicodeO15_WordRecognizerVMn
+Added: _$ss7UnicodeO15_WordRecognizerVN
+Added: _$ss7UnicodeO27_RandomAccessWordRecognizerV18hasGuaranteedBreak5afterSb12setCandidate_Sb07breakAtK0Sb0L4HeretAB6ScalarV_tF
+Added: _$ss7UnicodeO27_RandomAccessWordRecognizerV6beforeAdB6ScalarV_tcfC
+Added: _$ss7UnicodeO27_RandomAccessWordRecognizerVMa
+Added: _$ss7UnicodeO27_RandomAccessWordRecognizerVMn
+Added: _$ss7UnicodeO27_RandomAccessWordRecognizerVN
+// Obsolete/broken SPIs removed in 6.3
+Removed: _$sSS17_nearestWordIndex9atOrBelowSS0C0VAD_tF
+Removed: _$sSS10_wordIndex6beforeSS0B0VAD_tF

validation-test/stdlib/StringWordBreaking.swift

@@ -3,6 +3,9 @@
 
 // REQUIRES: executable_test
 // REQUIRES: optimized_stdlib
+// REQUIRES: objc_interop
+
+// FIXME: Text segmentation test cases are only available when we have Foundation
 
 import StdlibUnittest
 import StdlibUnicodeUnittest
@@ -258,7 +261,6 @@ if #available(SwiftStdlib 6.1, *) {
   }
 }
 
-#if _runtime(_ObjC)
 if #available(SwiftStdlib 6.1, *) {
   StringWordBreaking.test("word breaking foreign") {
     for (nativeString, expectedWords) in testCases() {
@@ -282,4 +284,3 @@ if #available(SwiftStdlib 6.1, *) {
     }
   }
 }
-#endif