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https://github.com/c64scene-ar/llvm-6502.git
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f9096e450b
point to ARC-managed pointers sometimes. This fixes rdar://10551239. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146577 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
1.0 KiB
LLVM
32 lines
1.0 KiB
LLVM
; RUN: opt -objc-arc -S < %s | FileCheck %s
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; Don't hoist @objc_release past a use of its pointer, even
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; if the use has function type, because clang uses function types
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; in dubious ways.
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; rdar://10551239
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; CHECK: define void @test0(
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; CHECK: %otherBlock = phi void ()* [ %b1, %if.then ], [ null, %entry ]
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; CHECK-NEXT: call void @use_fptr(void ()* %otherBlock)
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; CHECK-NEXT: %tmp11 = bitcast void ()* %otherBlock to i8*
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; CHECK-NEXT: call void @objc_release(i8* %tmp11)
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define void @test0(i1 %tobool, void ()* %b1) {
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entry:
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br i1 %tobool, label %if.end, label %if.then
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if.then: ; preds = %entry
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br label %if.end
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if.end: ; preds = %if.then, %entry
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%otherBlock = phi void ()* [ %b1, %if.then ], [ null, %entry ]
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call void @use_fptr(void ()* %otherBlock)
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%tmp11 = bitcast void ()* %otherBlock to i8*
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call void @objc_release(i8* %tmp11) nounwind
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ret void
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}
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declare void @use_fptr(void ()*)
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declare void @objc_release(i8*)
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