freeze.ll
434 Bytes
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instsimplify -S | FileCheck %s
define i32 @fold(i32 %x) {
; CHECK-LABEL: @fold(
; CHECK-NEXT: [[Y:%.*]] = freeze i32 [[X:%.*]]
; CHECK-NEXT: ret i32 [[Y]]
;
%y = freeze i32 %x
%z = freeze i32 %y
ret i32 %z
}
define i32 @make_const() {
; CHECK-LABEL: @make_const(
; CHECK-NEXT: ret i32 10
;
%x = freeze i32 10
ret i32 %x
}