| ; RUN: llvm-reduce --abort-on-invalid-reduction --delta-passes=function-data --test FileCheck --test-arg --check-prefix=CHECK --test-arg %s --test-arg --input-file %s -o %t |
| ; RUN: FileCheck -check-prefixes=CHECK,RESULT %s < %t |
| |
| @gv = linkonce_odr global i32 1 |
| |
| ; CHECK: define void @drop_prefix_i32_const() |
| define void @drop_prefix_i32_const() prefix i32 1 { |
| ret void |
| } |
| |
| ; CHECK: define void @keep_prefix_i32_const() prefix i32 1 { |
| define void @keep_prefix_i32_const() prefix i32 1 { |
| ret void |
| } |
| |
| ; CHECK: define void @drop_prefix_ptr_global() |
| define void @drop_prefix_ptr_global() prefix ptr @gv { |
| ret void |
| } |
| |
| ; CHECK: define void @keep_prefix_ptr_global() prefix ptr @gv { |
| define void @keep_prefix_ptr_global() prefix ptr @gv { |
| ret void |
| } |
| |
| ; Make sure there's no invalid reduction if the prefix data is really |
| ; accessed |
| ; CHECK: define i32 @drop_uses_prefix_i32_const() |
| define i32 @drop_uses_prefix_i32_const() prefix i32 1 { |
| %gep = getelementptr inbounds i32, ptr @drop_uses_prefix_i32_const, i32 -1 |
| %load = load i32, ptr %gep |
| ret i32 %load |
| } |
| |
| ; CHECK: define ptr @drop_uses_prefix_gv( |
| define ptr @drop_uses_prefix_gv() prefix ptr @gv { |
| %gep = getelementptr inbounds i32, ptr @drop_uses_prefix_gv, i32 -1 |
| %load = load ptr, ptr %gep |
| ret ptr %load |
| } |
| |
| |
| ; RESULT: declare void @declaration_prefix_i32_const(){{$}} |
| declare void @declaration_prefix_i32_const() prefix i32 2 |
| |
| ; RESULT: void @declaration_prefix_ptr_gv(){{$}} |
| declare void @declaration_prefix_ptr_gv() prefix ptr @gv |