llvm-project/llvm/test/Transforms/IndVarSimplify/preserve-memoryssa.ll

22 lines
736 B
LLVM

; RUN: opt -S -licm -indvars -verify-memoryssa < %s | FileCheck %s
; REQUIRES: asserts
@v_69 = external constant { i16, i16 }, align 1
; CHECK-LABEL: @f()
define void @f() {
entry:
br label %for.cond26
for.cond26: ; preds = %for.body28, %entry
br i1 true, label %for.body28, label %for.cond.cleanup27
for.cond.cleanup27: ; preds = %for.cond26
unreachable
for.body28: ; preds = %for.cond26
%v_69.imag = load volatile i16, i16* getelementptr inbounds ({ i16, i16 }, { i16, i16 }* @v_69, i32 0, i32 1), align 1
%.real42 = load i32, i32* undef, align 1
store i32 %.real42, i32* undef, align 1
br label %for.cond26
}