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Imported Upstream version 5.18.0.167

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Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions
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28
external/llvm/test/Transforms/Reassociate/vaarg_movable.ll vendored
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@ -1,28 +0,0 @@
; RUN: opt -S -reassociate -die < %s | FileCheck %s
; The two va_arg instructions depend on the memory/context, are therfore not
; identical and the sub should not be optimized to 0 by reassociate.
;
; CHECK-LABEL: @func(
; ...
; CHECK: %v0 = va_arg i8** %varargs, i32
; CHECK: %v1 = va_arg i8** %varargs, i32
; CHECK: %v0.neg = sub i32 0, %v0
; CHECK: %sub = add i32 %v0.neg, 1
; CHECK: %add = add i32 %sub, %v1
; ...
; CHECK: ret i32 %add
define i32 @func(i32 %dummy, ...) {
%varargs = alloca i8*, align 8
%varargs1 = bitcast i8** %varargs to i8*
call void @llvm.va_start(i8* %varargs1)
%v0 = va_arg i8** %varargs, i32
%v1 = va_arg i8** %varargs, i32
%sub = sub nsw i32 %v1, %v0
%add = add nsw i32 %sub, 1
call void @llvm.va_end(i8* %varargs1)
ret i32 %add
}
declare void @llvm.va_start(i8*)
declare void @llvm.va_end(i8*)