forked from OSchip/llvm-project
29 lines
1.1 KiB
LLVM
29 lines
1.1 KiB
LLVM
; Intrinsic calls can't be uniformly replaced with undef without invalidating
|
|
; IR (eg: only intrinsic calls can have metadata arguments), so ensure they are
|
|
; not replaced. The whole call instruction can be removed by instruction
|
|
; reduction instead.
|
|
|
|
; RUN: llvm-reduce --test FileCheck --test-arg --check-prefixes=ALL,CHECK-INTERESTINGNESS --test-arg %s --test-arg --input-file %s -o %t 2> %t.log
|
|
; RUN: cat %t | FileCheck -implicit-check-not=uninteresting --check-prefixes=ALL,CHECK-FINAL %s
|
|
|
|
; Check that the call is removed by instruction reduction passes
|
|
; RUN: llvm-reduce --test FileCheck --test-arg --check-prefixes=ALL,CHECK-FUNC --test-arg %s --test-arg --input-file %s -o %t
|
|
; RUN: cat %t | FileCheck -implicit-check-not=uninteresting --check-prefixes=ALL,CHECK-NOCALL %s
|
|
|
|
|
|
declare i8* @llvm.sponentry.p0i8()
|
|
declare void @uninteresting()
|
|
|
|
; ALL-LABEL: define i8* @interesting(
|
|
define i8* @interesting() {
|
|
entry:
|
|
; CHECK-INTERESTINGNESS: call
|
|
; CHECK-NOCALL-NOT: call
|
|
|
|
; CHECK-FINAL: %call = call i8* @llvm.sponentry.p0i8()
|
|
; CHECK-FINAL-NEXT: ret i8* %call
|
|
%call = call i8* @llvm.sponentry.p0i8()
|
|
call void @uninteresting()
|
|
ret i8* %call
|
|
}
|