36 lines
843 B
LLVM
36 lines
843 B
LLVM
; RUN: llc < %s -mtriple=x86_64-pc-windows-msvc | FileCheck %s
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; Check how constant function pointer casts are handled.
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declare void @unprototyped(...)
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define i32 @call_unprototyped() {
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call void bitcast (void (...)* @unprototyped to void ()*)()
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ret i32 0
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}
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; CHECK-LABEL: call_unprototyped:
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; CHECK: callq unprototyped
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; CHECK: xorl %eax, %eax
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; CHECK: retq
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declare void @escaped_cast()
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define i32 @escape_it_with_cast(i8** %p) {
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store i8* bitcast (void ()* @escaped_cast to i8*), i8** %p
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ret i32 0
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}
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declare void @dead_constant()
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!llvm.module.flags = !{!0}
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!0 = !{i32 2, !"cfguard", i32 1}
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!dead_constant_root = !{!1}
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!1 = !DITemplateValueParameter(name: "dead_constant", value: i8* bitcast (void ()* @dead_constant to i8*))
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; CHECK-LABEL: .section .gfids$y,"dr"
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; CHECK-NEXT: .symidx escaped_cast
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; CHECK-NOT: .symidx
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