| ; 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 --delta-passes=functions,instructions --test FileCheck --test-arg --check-prefixes=ALL,CHECK-INTERESTINGNESS --test-arg %s --test-arg --input-file %s -o %t 2> %t.log |
| ; RUN: FileCheck -implicit-check-not=uninteresting --check-prefixes=ALL,CHECK-FINAL %s < %t |
| |
| ; Check that the call is removed by instruction reduction passes |
| ; RUN: llvm-reduce --delta-passes=functions,instructions --test FileCheck --test-arg --check-prefix=ALL --test-arg %s --test-arg --input-file %s -o %t |
| ; RUN: FileCheck -implicit-check-not=uninteresting --check-prefixes=ALL,CHECK-NOCALL %s < %t |
| |
| |
| 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 |
| } |