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annotate clang/test/CodeGen/lifetime-sanitizer.c @ 207:2e18cbf3894f

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LLVM12
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Tue, 08 Jun 2021 06:07:14 +0900
parents 1d019706d866
children c4bab56944e8
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1 // RUN: %clang -target x86_64-linux-gnu -S -emit-llvm -o - -O0 %s | FileCheck %s -check-prefix=CHECK-O0
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2 // RUN: %clang -target x86_64-linux-gnu -S -emit-llvm -o - -O0 \
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3 // RUN: -fsanitize=address -fsanitize-address-use-after-scope %s | \
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4 // RUN: FileCheck %s -check-prefix=LIFETIME
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5 // RUN: %clang -target x86_64-linux-gnu -S -emit-llvm -o - -O0 \
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6 // RUN: -fsanitize=memory %s | \
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7 // RUN: FileCheck %s -check-prefix=LIFETIME
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8 // RUN: %clang -target aarch64-linux-gnu -S -emit-llvm -o - -O0 \
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9 // RUN: -fsanitize=hwaddress %s | \
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10 // RUN: FileCheck %s -check-prefix=LIFETIME
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11
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12 extern int bar(char *A, int n);
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13
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14 // CHECK-O0-NOT: @llvm.lifetime.start
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15 int foo(int n) {
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16 if (n) {
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17 // LIFETIME: @llvm.lifetime.start.p0i8(i64 10, i8* {{.*}})
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18 char A[10];
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19 return bar(A, 1);
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20 // LIFETIME: @llvm.lifetime.end.p0i8(i64 10, i8* {{.*}})
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21 } else {
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22 // LIFETIME: @llvm.lifetime.start.p0i8(i64 20, i8* {{.*}})
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23 char A[20];
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24 return bar(A, 2);
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25 // LIFETIME: @llvm.lifetime.end.p0i8(i64 20, i8* {{.*}})
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26 }
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27 }