llvm-project/llvm/test/Transforms/IndVarSimplify/pr28935.ll

21 lines
489 B
LLVM

; RUN: opt -S -indvars < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
declare i16 @fn1(i16 returned, i64)
define void @fn2() {
; CHECK-LABEL: @fn2(
entry:
br label %for.cond
for.cond:
%f.0 = phi i64 [ undef, %entry ], [ %inc, %for.cond ]
%conv = trunc i64 %f.0 to i16
%call = tail call i16 @fn1(i16 %conv, i64 %f.0)
%conv2 = zext i16 %call to i32
%inc = add nsw i64 %f.0, 1
br label %for.cond
}