21c3df4b85
Required fixups: alloca.ll avx2-intrinsics-x86.ll csr.ll instrumentation-with-call-threshold.ll msan_asm_conservative.ll msan_basic.ll msan_debug_info.ll msan_kernel_basic.ll msan_x86intrinsics.ll mul_by_constant.ll
24 lines
1.0 KiB
LLVM
24 lines
1.0 KiB
LLVM
; RUN: opt < %s -msan-check-access-address=0 -msan-track-origins=1 -S -passes='module(msan)' 2>&1 | \
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; RUN: FileCheck -allow-deprecated-dag-overlap --check-prefix=CHECK %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: @main
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define { i32, i8 } @main() sanitize_memory {
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; CHECK: [[P:%.*]] = inttoptr i64 0 to ptr
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%p = inttoptr i64 0 to ptr
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; CHECK: [[O:%.*]] = load { i32, i8 }, ptr [[P]]
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%o = load { i32, i8 }, ptr %p
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; CHECK: [[FIELD0:%.+]] = extractvalue { i32, i8 } %_msld, 0
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; CHECK: [[F0_POISONED:%.+]] = icmp ne i32 [[FIELD0]]
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; CHECK: [[FIELD1:%.+]] = extractvalue { i32, i8 } %_msld, 1
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; CHECK: [[F1_POISONED:%.+]] = icmp ne i8 [[FIELD1]]
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; CHECK: [[F1_OR:%.+]] = or i1 [[F0_POISONED]], [[F1_POISONED]]
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; CHECK-NOT: icmp ne i1 {{.*}}, false
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; CHECK: br i1 [[F1_OR]]
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; CHECK: call void @__msan_warning
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; CHECK: ret { i32, i8 } [[O]]
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ret { i32, i8 } %o
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}
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