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Summary: In case of functions that have a pointer argument and only pass it to each other, the function attributes pass deduces that the pointer should get the readnone attribute, but fails to remove a readonly attribute that may already have been present. Reviewers: nlewycky Subscribers: llvm-commits Differential Revision: http://reviews.llvm.org/D9995 llvm-svn: 238152
14 lines
295 B
LLVM
14 lines
295 B
LLVM
; RUN: opt < %s -functionattrs -S | FileCheck %s
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; CHECK: define void @bar(i8* nocapture readnone)
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define void @bar(i8* readonly) {
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call void @foo(i8* %0)
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ret void
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}
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; CHECK: define void @foo(i8* nocapture readnone)
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define void @foo(i8* readonly) {
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call void @bar(i8* %0)
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ret void
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}
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