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[ArgPromotion] Add a testcase for PR32917
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Authored by mstorsjo on May 4 2017, 2:37 PM.

Reviewers

davide

Commits

LGTM.

test/Transforms/ArgumentPromotion/pr32917.ll
15	You don't need #0.

This revision is now accepted and ready to land.May 4 2017, 2:39 PM

This revision was automatically updated to reflect the committed changes.

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test/

Transforms/

ArgumentPromotion/

23 lines

				; RUN: opt < %s -argpromotion -S \| FileCheck %s
				; PR 32917

				@b = common local_unnamed_addr global i32 0, align 4
				@a = common local_unnamed_addr global i32 0, align 4

				define i32 @fn2() local_unnamed_addr {
				%1 = load i32, i32* @b, align 4
				%2 = sext i32 %1 to i64
				%3 = inttoptr i64 %2 to i32*
				call fastcc void @fn1(i32* %3)
				ret i32 undef
				}

				define internal fastcc void @fn1(i32* nocapture readonly) unnamed_addr #0 {
				davideUnsubmitted Not Done Reply Inline Actions You don't need #0. davide: You don't need #0.
				%2 = getelementptr inbounds i32, i32* %0, i64 -1
				%3 = load i32, i32* %2, align 4
				store i32 %3, i32* @a, align 4
				ret void
				}

				; CHECK: getelementptr {{.*}} -1
				; CHECK-NOT: getelementptr {{.*}} 4294967295