llvm/test/Transforms/Attributor/IPConstantProp/global.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal  -attributor-annotate-decl-cs  -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal  -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC

@_ZL6test1g = internal global i32 42, align 4

;.
; CHECK: @_ZL6test1g = internal global i32 42, align 4
;.
define void @_Z7test1f1v() nounwind {
; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none)
; CHECK-LABEL: define {{[^@]+}}@_Z7test1f1v
; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    br label [[IF_END:%.*]]
; CHECK:       if.then:
; CHECK-NEXT:    unreachable
; CHECK:       if.end:
; CHECK-NEXT:    ret void
;
entry:
  %tmp = load i32, ptr @_ZL6test1g, align 4
  %cmp = icmp eq i32 %tmp, 0
  br i1 %cmp, label %if.then, label %if.end

if.then:                                          ; preds = %entry
  store i32 0, ptr @_ZL6test1g, align 4
  br label %if.end

if.end:                                           ; preds = %if.then, %entry
  ret void
}

define i32 @_Z7test1f2v() nounwind {
; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none)
; CHECK-LABEL: define {{[^@]+}}@_Z7test1f2v
; CHECK-SAME: () #[[ATTR0]] {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    ret i32 42
;
entry:
  %tmp = load i32, ptr @_ZL6test1g, align 4
  ret i32 %tmp
}
;.
; CHECK: attributes #[[ATTR0]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) }
;.
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CGSCC: {{.*}}
; TUNIT: {{.*}}