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94ce4c2ac3
Otherwise, we don't want them to be linkonce_odr at the LLVM level to avoid unnecessary link-time overhead.
36 lines
1.2 KiB
Swift
36 lines
1.2 KiB
Swift
// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -I %S/Inputs/abi %s -emit-ir | %FileCheck %s
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import c_layout
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@inline(never)
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func blackHole<T>(_ t: T) { }
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// CHECK: @staticFloat = internal global float 1.700000e+01, align 4
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// CHECK: define internal void @doubleTrouble() [[CLANG_FUNC_ATTR:#[0-9]+]] {
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public func testStaticGlobal() {
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blackHole(c_layout.staticFloat)
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doubleTrouble()
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blackHole(c_layout.staticFloat)
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}
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// rdar://problem/21361469
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// CHECK: define {{.*}}void @_T09c_globals17testCaptureGlobalyyF() [[SWIFT_FUNC_ATTR:#[0-9]+]] {
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public func testCaptureGlobal() {
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var f: Float = 0
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var i: CInt = 0
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var s: UnsafePointer<CChar>! = nil
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// CHECK-LABEL: define internal swiftcc void @_T09c_globals17testCaptureGlobalyyFyycfU_{{.*}} {
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blackHole({ () -> Void in
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// CHECK: @staticFloat
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// CHECK: @staticInt
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// CHECK: @staticString
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f = c_layout.staticFloat
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i = c_layout.staticInt
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s = c_layout.staticString
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}) // CHECK: {{^}$}}
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}
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// CHECK-DAG: attributes [[CLANG_FUNC_ATTR]] = { noinline nounwind {{.*}}"no-frame-pointer-elim"="true"{{.*}}
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// CHECK-DAG: attributes [[SWIFT_FUNC_ATTR]] = { "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "target-cpu"
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