1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --scrub-attributes
; RUN: opt -S -passes=instcombine < %s | FileCheck %s
define dso_local void @_Z3fooPv(ptr nocapture %0) local_unnamed_addr #0 {
; CHECK-LABEL: @_Z3fooPv(
; CHECK-NEXT: tail call void @free(ptr [[TMP0:%.*]])
; CHECK-NEXT: ret void
;
%2 = tail call align 16 dereferenceable_or_null(6) ptr @realloc(ptr %0, i64 6) #3
tail call void @free(ptr %2) #3
ret void
}
declare dso_local noalias noundef ptr @realloc(ptr allocptr nocapture, i64 noundef) local_unnamed_addr #1
declare dso_local void @free(ptr allocptr nocapture noundef) local_unnamed_addr #2
attributes #0 = { mustprogress nounwind uwtable willreturn }
attributes #1 = { inaccessiblemem_or_argmemonly mustprogress nounwind willreturn allockind("realloc") }
attributes #2 = { inaccessiblemem_or_argmemonly mustprogress nounwind willreturn allockind("free") }
attributes #3 = { nounwind }
|
