| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 |
| ; RUN: opt -S -passes=instcombine < %s | FileCheck %s |
| |
| define void @main(ptr %ptr) { |
| ; CHECK-LABEL: define void @main( |
| ; CHECK-SAME: ptr [[PTR:%.*]]) { |
| ; CHECK-NEXT: [[OPENDIR:%.*]] = call fastcc ptr @opendir(ptr [[PTR]]) |
| ; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(596) [[OPENDIR]], i8 0, i64 596, i1 false) |
| ; CHECK-NEXT: ret void |
| ; |
| %opendir = call fastcc ptr @opendir(ptr %ptr) |
| %memset = call ptr @__memset_chk(ptr %opendir, i32 0, i64 596, i64 -1) |
| ret void |
| } |
| |
| declare ptr @__memset_chk(ptr, i32, i64, i64) |
| |
| declare fastcc ptr @opendir(ptr) |
