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47d7e3782b
Summary: The change is to fix conflict value for metadata "Objective-C Garbage Collection" in the mix of swift and Objective-C bitcode. The purpose is to provide the support of LTO for swift and Objective-C mixed project. Reviewers: rjmccall, ahatanak, steven_wu Reviewed By: rjmccall, steven_wu Subscribers: manmanren, mehdi_amini, hiraditya, dexonsmith, llvm-commits, jinlin Tags: #llvm Differential Revision: https://reviews.llvm.org/D71219
42 lines
1.7 KiB
LLVM
42 lines
1.7 KiB
LLVM
; RUN: llvm-as %s -o - | llvm-dis - | FileCheck %s
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; The IRUpgrader turns a i32 type "Objective-C Garbage Collection"
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; into i8 value. If the higher bits are set, it adds the module flag for swift info.
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target triple = "x86_64-apple-macosx10.15.0"
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@__swift_reflection_version = linkonce_odr hidden constant i16 3
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@llvm.used = appending global [1 x i8*] [i8* bitcast (i16* @__swift_reflection_version to i8*)], section "llvm.metadata", align 8
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define i32 @main(i32 %0, i8** %1) #0 {
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%3 = bitcast i8** %1 to i8*
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ret i32 0
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}
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attributes #0 = { "frame-pointer"="all" "target-cpu"="penryn" "target-features"="+cx16,+fxsr,+mmx,+sahf,+sse,+sse2,+sse3,+sse4.1,+ssse3,+x87" }
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!llvm.module.flags = !{!0, !1, !2, !3, !4, !5, !6, !7, !8}
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!swift.module.flags = !{!9}
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!llvm.linker.options = !{!10, !11, !12}
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!llvm.asan.globals = !{!13}
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!0 = !{i32 2, !"SDK Version", [2 x i32] [i32 10, i32 15]}
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!1 = !{i32 1, !"Objective-C Version", i32 2}
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!2 = !{i32 1, !"Objective-C Image Info Version", i32 0}
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!3 = !{i32 1, !"Objective-C Image Info Section", !"__DATA,__objc_imageinfo,regular,no_dead_strip"}
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!4 = !{i32 4, !"Objective-C Garbage Collection", i32 83953408}
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!5 = !{i32 1, !"Objective-C Class Properties", i32 64}
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!6 = !{i32 1, !"wchar_size", i32 4}
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!7 = !{i32 7, !"PIC Level", i32 2}
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!8 = !{i32 1, !"Swift Version", i32 7}
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!9 = !{!"standard-library", i1 false}
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!10 = !{!"-lswiftSwiftOnoneSupport"}
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!11 = !{!"-lswiftCore"}
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!12 = !{!"-lobjc"}
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!13 = !{[1 x i8*]* @llvm.used, null, null, i1 false, i1 true}
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; CHECK: !{{[0-9]+}} = !{i32 1, !"Objective-C Garbage Collection", i8 0}
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; CHECK: !{{[0-9]+}} = !{i32 1, !"Swift ABI Version", i32 7}
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; CHECK: !{{[0-9]+}} = !{i32 1, !"Swift Major Version", i8 5}
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; CHECK: !{{[0-9]+}} = !{i32 1, !"Swift Minor Version", i8 1}
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