1; RUN: llvm-reduce -abort-on-invalid-reduction --delta-passes=functions --test FileCheck --test-arg --check-prefix=CHECK-INTERESTINGNESS --test-arg %s --test-arg --input-file %s -o %t.0 2; RUN: FileCheck --implicit-check-not=define --check-prefix=CHECK-FINAL %s < %t.0 3 4; Check a case where llvm.used is fully deleted 5; RUN: llvm-reduce -abort-on-invalid-reduction --delta-passes=functions --test FileCheck --test-arg --check-prefixes=CHECK-OTHER --test-arg %s --test-arg --input-file %s -o %t.1 6; RUN: FileCheck --implicit-check-not=define --check-prefix=CHECK-REMOVED %s < %t.1 7 8@llvm.used = appending global [2 x ptr] [ptr @kept_used, ptr @removed_used ] 9@llvm.compiler.used = appending global [2 x ptr] [ptr @kept_compiler_used, ptr @removed_compiler_used ] 10 11 12; CHECK-REMOVED-NOT: @llvm.used 13; CHECK-REMOVED-NOT: @llvm.compiler.used 14 15; CHECK-FINAL: @llvm.used = appending global [1 x ptr] [ptr @kept_used] 16; CHECK-FINAL: @llvm.compiler.used = appending global [1 x ptr] [ptr @kept_compiler_used] 17 18 19; CHECK-INTERESTINGNESS: define void @kept_used( 20; CHECK-FINAL: define void @kept_used( 21define void @kept_used() { 22 ret void 23} 24 25define void @removed_used() { 26 ret void 27} 28 29; CHECK-INTERESTINGNESS: define void @kept_compiler_used( 30; CHECK-FINAL: define void @kept_compiler_used( 31define void @kept_compiler_used() { 32 ret void 33} 34 35define void @removed_compiler_used() { 36 ret void 37} 38 39; CHECK-OTHER: define void @foo( 40; CHECK-REMOVED: define void @foo( 41define void @foo() { 42 ret void 43} 44 45