forked from OSchip/llvm-project
34 lines
1.4 KiB
C++
34 lines
1.4 KiB
C++
// RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - -triple x86_64-linux %s \
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// RUN: | FileCheck %s --check-prefixes=CHECK-RUNTIME \
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// RUN: --implicit-check-not="__asan_stack_malloc_always_"
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// RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - -triple x86_64-linux %s \
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// RUN: -fsanitize-address-use-after-return=runtime \
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// RUN: | FileCheck %s --check-prefixes=CHECK-RUNTIME \
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// RUN: --implicit-check-not="__asan_stack_malloc_always_"
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// RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - -triple x86_64-linux %s \
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// RUN: -fsanitize-address-use-after-return=always \
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// RUN: | FileCheck %s --check-prefixes=CHECK-ALWAYS \
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// RUN: --implicit-check-not=__asan_option_detect_stack_use_after_return \
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// RUN: --implicit-check-not="__asan_stack_malloc_{{[0-9]}}"
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// RUN: %clang_cc1 -fsanitize=address -emit-llvm -o - -triple x86_64-linux %s \
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// RUN: -fsanitize-address-use-after-return=never \
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// RUN: | FileCheck %s \
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// RUN: --implicit-check-not=__asan_option_detect_stack_use_after_return \
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// RUN: --implicit-check-not="__asan_stack_malloc_"
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// CHECK-RUNTIME: load{{.*}}@__asan_option_detect_stack_use_after_return
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// CHECK-RUNTIME: call{{.*}}__asan_stack_malloc_0
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// CHECK-ALWAYS: call{{.*}}__asan_stack_malloc_always_0
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int *function1() {
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int x = 0;
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#pragma clang diagnostic ignored "-Wreturn-stack-address"
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return &x;
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}
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int main() {
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auto px = function1();
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return 0;
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}
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