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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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31
external/llvm/test/Transforms/InstCombine/constant-fold-libfunc.ll vendored Normal file
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; RUN: opt < %s -instcombine -S | FileCheck %s
declare double @acos(double)
; Check that functions without any function attributes are simplified.
define double @test_simplify_acos() {
; CHECK-LABEL: @test_simplify_acos
%pi = call double @acos(double -1.000000e+00)
; CHECK-NOT: call double @acos
; CHECK: ret double 0x400921FB54442D18
ret double %pi
}
; Check that we don't constant fold builtin functions.
define double @test_acos_nobuiltin() {
; CHECK-LABEL: @test_acos_nobuiltin
%pi = call double @acos(double -1.000000e+00) nobuiltin
; CHECK: call double @acos(double -1.000000e+00)
ret double %pi
}
; Check that we don't constant fold strictfp results that require rounding.
define double @test_acos_strictfp() {
; CHECK-LABEL: @test_acos_strictfp
%pi = call double @acos(double -1.000000e+00) strictfp
; CHECK: call double @acos(double -1.000000e+00)
ret double %pi
}