25 lines
1.3 KiB
LLVM
25 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --scrub-attributes
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; RUN: opt -S -passes=instcombine < %s | FileCheck %s
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define dso_local void @test() local_unnamed_addr #0 {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: ret void
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;
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%1 = tail call noalias align 16 dereferenceable_or_null(4) ptr @malloc(i64 4) #4
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%2 = tail call align 16 dereferenceable_or_null(6) ptr @realloc(ptr %1, i64 6) #4
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tail call void @free(ptr %2) #4
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ret void
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}
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declare dso_local noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #1
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declare dso_local noalias noundef ptr @realloc(ptr nocapture allocptr, i64 noundef) local_unnamed_addr #2
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declare dso_local void @free(ptr nocapture allocptr noundef) local_unnamed_addr #3
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declare void @llvm.dbg.value(metadata, metadata, metadata) #3
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attributes #0 = { mustprogress nounwind uwtable willreturn }
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attributes #1 = { inaccessiblememonly mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") "alloc-family"="malloc" }
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attributes #2 = { inaccessiblemem_or_argmemonly mustprogress nounwind willreturn allockind("realloc") "alloc-family"="malloc" }
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attributes #3 = { nofree nosync nounwind readnone speculatable willreturn allockind("free") "alloc-family"="malloc" }
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attributes #4 = { nounwind }
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