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32 lines
713 B
32 lines
713 B
; RUN: opt < %s -dfsan -verify -dfsan-args-abi -S | FileCheck %s
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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"
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target triple = "x86_64-unknown-linux-gnu"
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; CHECK-LABEL: @"dfs$unreachable_bb1"
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define i8 @unreachable_bb1() {
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; CHECK: ret { i8, i16 } { i8 1, i16 0 }
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; CHECK-NOT: bb2:
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; CHECK-NOT: bb3:
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; CHECK-NOT: bb4:
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ret i8 1
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bb2:
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ret i8 2
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bb3:
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br label %bb4
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bb4:
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br label %bb3
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}
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declare void @abort() noreturn
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; CHECK-LABEL: @"dfs$unreachable_bb2"
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define i8 @unreachable_bb2() {
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call void @abort() noreturn
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; CHECK-NOT: i8 12
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; CHECK: unreachable
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ret i8 12
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}
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