| ; RUN: opt < %s -dfsan -verify -dfsan-args-abi -S | FileCheck %s |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| ; CHECK-LABEL: @"dfs$unreachable_bb1" |
| define i8 @unreachable_bb1() { |
| ; CHECK: ret { i8, i16 } { i8 1, i16 0 } |
| ; CHECK-NOT: bb2: |
| ; CHECK-NOT: bb3: |
| ; CHECK-NOT: bb4: |
| ret i8 1 |
| |
| bb2: |
| ret i8 2 |
| |
| bb3: |
| br label %bb4 |
| |
| bb4: |
| br label %bb3 |
| } |
| |
| declare void @abort() noreturn |
| |
| ; CHECK-LABEL: @"dfs$unreachable_bb2" |
| define i8 @unreachable_bb2() { |
| call void @abort() noreturn |
| ; CHECK-NOT: i8 12 |
| ; CHECK: unreachable |
| ret i8 12 |
| } |
