Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/DeadStoreElimination/free.ll

@@ -1,70 +0,0 @@
-; RUN: opt < %s -basicaa -dse -S | FileCheck %s
-
-target datalayout = "e-p:64:64:64"
-
-declare void @free(i8* nocapture)
-declare noalias i8* @malloc(i64)
-
-; CHECK-LABEL: @test(
-; CHECK-NEXT: bitcast
-; CHECK-NEXT: @free
-; CHECK-NEXT: ret void
-define void @test(i32* %Q, i32* %P) {
-        %DEAD = load i32, i32* %Q            ; <i32> [#uses=1]
-        store i32 %DEAD, i32* %P
-        %1 = bitcast i32* %P to i8*
-        tail call void @free(i8* %1) nounwind
-        ret void
-}
-
-; CHECK-LABEL: @test2(
-; CHECK-NEXT: bitcast
-; CHECK-NEXT: @free
-; CHECK-NEXT: ret void
-define void @test2({i32, i32}* %P) {
-	%Q = getelementptr {i32, i32}, {i32, i32} *%P, i32 0, i32 1
-	store i32 4, i32* %Q
-        %1 = bitcast {i32, i32}* %P to i8*
-        tail call void @free(i8* %1) nounwind
-	ret void
-}
-
-; CHECK-LABEL: @test3(
-; CHECK-NOT: store
-; CHECK: ret void
-define void @test3() {
-  %m = call i8* @malloc(i64 24)
-  store i8 0, i8* %m
-  %m1 = getelementptr i8, i8* %m, i64 1
-  store i8 1, i8* %m1
-  call void @free(i8* %m) nounwind
-  ret void
-}
-
-; PR11240
-; CHECK-LABEL: @test4(
-; CHECK-NOT: store
-; CHECK: ret void
-define void @test4(i1 %x) nounwind {
-entry:
-  %alloc1 = tail call noalias i8* @malloc(i64 4) nounwind
-  br i1 %x, label %skipinit1, label %init1
-
-init1:
-  store i8 1, i8* %alloc1
-  br label %skipinit1
-
-skipinit1:
-  tail call void @free(i8* %alloc1) nounwind
-  ret void
-}
-
-; CHECK-LABEL: @test5(
-define void @test5() {
-  br label %bb
-
-bb:
-  tail call void @free(i8* undef) nounwind
-  br label %bb
-}
-