llvm-for-llvmta/test/Transforms/Inline/inline-assume.ll

33 lines
727 B
LLVM

; RUN: opt -inline -S -o - < %s | FileCheck %s
; RUN: opt -passes='cgscc(inline)' -S < %s | FileCheck %s
%0 = type opaque
%struct.Foo = type { i32, %0* }
; Test that we don't crash when inlining @bar (rdar://22521387).
define void @foo(%struct.Foo* align 4 %a) {
entry:
call fastcc void @bar(%struct.Foo* nonnull align 4 undef)
; CHECK: call void @llvm.assume(i1 undef)
; CHECK: unreachable
ret void
}
define fastcc void @bar(%struct.Foo* align 4 %a) {
; CHECK-LABEL: @bar
entry:
%b = getelementptr inbounds %struct.Foo, %struct.Foo* %a, i32 0, i32 1
br i1 undef, label %if.end, label %if.then.i.i
if.then.i.i:
call void @llvm.assume(i1 undef)
unreachable
if.end:
ret void
}
declare void @llvm.assume(i1)