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Imported Upstream version 5.18.0.225

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Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5
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Xamarin Public Jenkins (auto-signing)
2018-12-21 19:01:49 +00:00
parent 32d52ae4ca
commit f32dbaf0b2
28477 changed files with 3866961 additions and 38 deletions
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15
external/llvm/test/Transforms/InstCombine/2007-09-10-AliasConstFold.ll vendored Normal file
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; RUN: opt < %s -instcombine -S | grep icmp
; PR1646
@__gthrw_pthread_cancel = weak alias i32 (i32), i32 (i32)* @pthread_cancel ; <i32 (i32)*> [#uses=1]
@__gthread_active_ptr.5335 = internal constant i8* bitcast (i32 (i32)* @__gthrw_pthread_cancel to i8*) ; <i8**> [#uses=1]
define weak i32 @pthread_cancel(i32) {
ret i32 0
}
define i1 @__gthread_active_p() {
entry:
%tmp1 = load i8*, i8** @__gthread_active_ptr.5335, align 4 ; <i8*> [#uses=1]
%tmp2 = icmp ne i8* %tmp1, null ; <i1> [#uses=1]
ret i1 %tmp2
}