forked from OSchip/llvm-project
61 lines
2.2 KiB
C++
61 lines
2.2 KiB
C++
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// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s | FileCheck -check-prefix=WITHOUT %s
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// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s -fsanitize=thread | FileCheck -check-prefix=TSAN %s
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// RUN: echo "src:%s" > %t
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// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s -fsanitize=thread -fsanitize-blacklist=%t | FileCheck -check-prefix=BL %s
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// REQUIRES: shell
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// The sanitize_thread attribute should be attached to functions
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// when ThreadSanitizer is enabled, unless no_sanitize_thread attribute
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// is present.
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// WITHOUT: NoTSAN1{{.*}}) #[[NOATTR:[0-9]+]]
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// BL: NoTSAN1{{.*}}) #[[NOATTR:[0-9]+]]
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// TSAN: NoTSAN1{{.*}}) #[[NOATTR:[0-9]+]]
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__attribute__((no_sanitize_thread))
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int NoTSAN1(int *a) { return *a; }
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// WITHOUT: NoTSAN2{{.*}}) #[[NOATTR]]
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// BL: NoTSAN2{{.*}}) #[[NOATTR]]
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// TSAN: NoTSAN2{{.*}}) #[[NOATTR]]
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__attribute__((no_sanitize_thread))
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int NoTSAN2(int *a);
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int NoTSAN2(int *a) { return *a; }
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// WITHOUT: TSANOk{{.*}}) #[[NOATTR]]
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// BL: TSANOk{{.*}}) #[[NOATTR]]
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// TSAN: TSANOk{{.*}}) #[[WITH:[0-9]+]]
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int TSANOk(int *a) { return *a; }
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// WITHOUT: TemplateTSANOk{{.*}}) #[[NOATTR]]
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// BL: TemplateTSANOk{{.*}}) #[[NOATTR]]
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// TSAN: TemplateTSANOk{{.*}}) #[[WITH]]
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template<int i>
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int TemplateTSANOk() { return i; }
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// WITHOUT: TemplateNoTSAN{{.*}}) #[[NOATTR]]
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// BL: TemplateNoTSAN{{.*}}) #[[NOATTR]]
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// TSAN: TemplateNoTSAN{{.*}}) #[[NOATTR]]
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template<int i>
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__attribute__((no_sanitize_thread))
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int TemplateNoTSAN() { return i; }
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int force_instance = TemplateTSANOk<42>()
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+ TemplateNoTSAN<42>();
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// Check that __cxx_global_var_init* get the sanitize_thread attribute.
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int global1 = 0;
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int global2 = *(int*)((char*)&global1+1);
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// WITHOUT: @__cxx_global_var_init{{.*}}#[[GVI:[0-9]+]]
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// BL: @__cxx_global_var_init{{.*}}#[[GVI:[0-9]+]]
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// TSAN: @__cxx_global_var_init{{.*}}#[[GVI:[0-9]+]]
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// WITHOUT: attributes #[[NOATTR]] = { nounwind{{.*}} }
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// WITHOUT: attributes #[[GVI]] = { nounwind{{.*}} }
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// BL: attributes #[[NOATTR]] = { nounwind{{.*}} }
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// BL: attributes #[[GVI]] = { nounwind{{.*}} }
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// TSAN: attributes #[[NOATTR]] = { nounwind{{.*}} }
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// TSAN: attributes #[[WITH]] = { nounwind{{.*}} sanitize_thread
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// TSAN: attributes #[[GVI]] = { nounwind{{.*}} sanitize_thread
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