[PATCH] D156842: [Inliner] Add more tests for deducing return attributes of callsites when inlining; NFC

[Noah Goldstein via Phabricator via llvm-commits]

goldstein.w.n created this revision.
goldstein.w.n added reviewers: nikic, fhahn, efriedma.
Herald added a subscriber: StephenFan.
Herald added a project: All.
goldstein.w.n requested review of this revision.
Herald added a project: LLVM.
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Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D156842

Files:
  llvm/test/Transforms/Inline/nonnull.ll


Index: llvm/test/Transforms/Inline/nonnull.ll
===================================================================
--- llvm/test/Transforms/Inline/nonnull.ll
+++ llvm/test/Transforms/Inline/nonnull.ll
@@ -129,3 +129,61 @@
   ret void
 }
 
+;; Only need nounwind on the function we are adding attributes to
+declare ptr @buz() nounwind
+define nonnull ptr @callee7() {
+; CHECK-LABEL: define nonnull ptr @callee7() {
+; CHECK-NEXT:    [[R:%.*]] = call ptr @buz() #[[ATTR1:[0-9]+]]
+; CHECK-NEXT:    ret ptr [[R]]
+;
+  %r = call ptr @buz() willreturn
+  ret ptr %r
+}
+
+define ptr @caller7() {
+; CHECK-LABEL: define ptr @caller7() {
+; CHECK-NEXT:    [[R_I:%.*]] = call ptr @buz() #[[ATTR1]]
+; CHECK-NEXT:    ret ptr [[R_I]]
+;
+  %r = call ptr @callee7()
+  ret ptr %r
+}
+
+define nonnull ptr @callee8() {
+; CHECK-LABEL: define nonnull ptr @callee8() {
+; CHECK-NEXT:    [[R:%.*]] = call ptr @buz()
+; CHECK-NEXT:    ret ptr [[R]]
+;
+  %r = call ptr @buz()
+  ret ptr %r
+}
+
+define ptr @caller8() {
+; CHECK-LABEL: define ptr @caller8() {
+; CHECK-NEXT:    [[R_I:%.*]] = call ptr @buz()
+; CHECK-NEXT:    ret ptr [[R_I]]
+;
+  %r = call nonnull ptr @callee8()
+  ret ptr %r
+}
+
+define ptr @callee9() {
+; CHECK-LABEL: define ptr @callee9() {
+; CHECK-NEXT:    [[R:%.*]] = call ptr @buz()
+; CHECK-NEXT:    call void @foo() #[[ATTR0:[0-9]+]]
+; CHECK-NEXT:    ret ptr [[R]]
+;
+  %r = call ptr @buz()
+  call void @foo() nounwind
+  ret ptr %r
+}
+
+define ptr @caller9() {
+; CHECK-LABEL: define ptr @caller9() {
+; CHECK-NEXT:    [[R_I:%.*]] = call ptr @buz()
+; CHECK-NEXT:    call void @foo() #[[ATTR0]]
+; CHECK-NEXT:    ret ptr [[R_I]]
+;
+  %r = call nonnull ptr @callee9()
+  ret ptr %r
+}


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