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llvm-mirror/test/Transforms/ObjCARC/post-inlining.ll
Stephen Lin f20746afd1 Catch more CHECK that can be converted to CHECK-LABEL in Transforms for easier debugging. No functionality change.
This conversion was done with the following bash script:

  find test/Transforms -name "*.ll" | \
  while read NAME; do
    echo "$NAME"
    if ! grep -q "^; *RUN: *llc" $NAME; then
      TEMP=`mktemp -t temp`
      cp $NAME $TEMP
      sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \
      while read FUNC; do
        sed -i '' "s/;\(.*\)\([A-Za-z0-9_]*\):\( *\)define\([^@]*\)@$FUNC\([( ]*\)\$/;\1\2-LABEL:\3define\4@$FUNC(/g" $TEMP
      done
      mv $TEMP $NAME
    fi
  done

llvm-svn: 186269
2013-07-14 01:50:49 +00:00

49 lines
1.3 KiB
LLVM

; RUN: opt -S -objc-arc < %s | FileCheck %s
declare void @use_pointer(i8*)
declare i8* @returner()
declare i8* @objc_retain(i8*)
declare i8* @objc_autoreleaseReturnValue(i8*)
declare i8* @objc_retainAutoreleasedReturnValue(i8*)
; Clean up residue left behind after inlining.
; CHECK-LABEL: define void @test0(
; CHECK: entry:
; CHECK-NEXT: ret void
; CHECK-NEXT: }
define void @test0(i8* %call.i) {
entry:
%0 = tail call i8* @objc_retain(i8* %call.i) nounwind
%1 = tail call i8* @objc_autoreleaseReturnValue(i8* %0) nounwind
ret void
}
; Same as test0, but with slightly different use arrangements.
; CHECK-LABEL: define void @test1(
; CHECK: entry:
; CHECK-NEXT: ret void
; CHECK-NEXT: }
define void @test1(i8* %call.i) {
entry:
%0 = tail call i8* @objc_retain(i8* %call.i) nounwind
%1 = tail call i8* @objc_autoreleaseReturnValue(i8* %call.i) nounwind
ret void
}
; Delete a retainRV+autoreleaseRV even if the pointer is used.
; CHECK-LABEL: define void @test24(
; CHECK-NEXT: entry:
; CHECK-NEXT: call void @use_pointer(i8* %p)
; CHECK-NEXT: ret void
; CHECK-NEXT: }
define void @test24(i8* %p) {
entry:
call i8* @objc_autoreleaseReturnValue(i8* %p) nounwind
call i8* @objc_retainAutoreleasedReturnValue(i8* %p) nounwind
call void @use_pointer(i8* %p)
ret void
}