[llvm] db20b0d - ObjCARC: Add regressed testcase from #134275

[Matt Arsenault via llvm-commits]

Author: Matt Arsenault
Date: 2025-04-13T16:34:11+02:00
New Revision: db20b0d4ec96e4dee0b5ca6e7ddd616eafd88d40

URL: https://github.com/llvm/llvm-project/commit/db20b0d4ec96e4dee0b5ca6e7ddd616eafd88d40
DIFF: https://github.com/llvm/llvm-project/commit/db20b0d4ec96e4dee0b5ca6e7ddd616eafd88d40.diff

LOG: ObjCARC: Add regressed testcase from #134275

Added: 
    

Modified: 
    llvm/test/Transforms/ObjCARC/contract.ll

Removed: 
    


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diff  --git a/llvm/test/Transforms/ObjCARC/contract.ll b/llvm/test/Transforms/ObjCARC/contract.ll
index 70bd57a0c719a..24f9a712ccd0a 100644
--- a/llvm/test/Transforms/ObjCARC/contract.ll
+++ b/llvm/test/Transforms/ObjCARC/contract.ll
@@ -234,6 +234,22 @@ define void @test14(ptr %a, ptr %b) {
   ret void
 }
 
+define void @test15(ptr %x) {
+; CHECK-LABEL: define void @test15(
+; CHECK-SAME: ptr [[X:%.*]]) {
+; CHECK-NEXT:    [[Y:%.*]] = getelementptr inbounds ptr, ptr [[X]], i32 0
+; CHECK-NEXT:    [[V0:%.*]] = call ptr @llvm.objc.retain(ptr [[Y]]) #[[ATTR0:[0-9]+]]
+; CHECK-NEXT:    call void @use_pointer(ptr [[V0]])
+; CHECK-NEXT:    call void @use_pointer(ptr [[V0]])
+; CHECK-NEXT:    ret void
+;
+  %y = getelementptr inbounds ptr, ptr %x, i32 0
+  %v0 = call ptr @llvm.objc.retain(ptr %y) nounwind
+  call void @use_pointer(ptr %x)
+  call void @use_pointer(ptr %y)
+  ret void
+}
+
 declare void @llvm.objc.clang.arc.use(...) nounwind
 declare void @llvm.objc.clang.arc.noop.use(...) nounwind