forked from OSchip/llvm-project
82 lines
3.1 KiB
C
82 lines
3.1 KiB
C
// RUN: %clang_cc1 -triple x86_64-unknown-linux -O1 \
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// RUN: -fsanitize=cfi-icall -fsanitize-cfi-cross-dso \
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// RUN: -emit-llvm -o - %s | FileCheck \
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// RUN: --check-prefix=CHECK --check-prefix=CHECK-DIAG \
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// RUN: --check-prefix=ITANIUM --check-prefix=ITANIUM-DIAG \
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// RUN: %s
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// RUN: %clang_cc1 -triple x86_64-unknown-linux -O1 \
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// RUN: -fsanitize=cfi-icall -fsanitize-cfi-cross-dso -fsanitize-trap=cfi-icall \
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// RUN: -emit-llvm -o - %s | FileCheck \
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// RUN: --check-prefix=CHECK \
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// RUN: --check-prefix=ITANIUM --check-prefix=ITANIUM-TRAP \
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// RUN: %s
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// RUN: %clang_cc1 -triple x86_64-pc-windows-msvc -O1 \
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// RUN: -fsanitize=cfi-icall -fsanitize-cfi-cross-dso \
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// RUN: -emit-llvm -o - %s | FileCheck \
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// RUN: --check-prefix=CHECK --check-prefix=CHECK-DIAG \
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// RUN: --check-prefix=MS --check-prefix=MS-DIAG \
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// RUN: %s
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// RUN: %clang_cc1 -triple x86_64-pc-windows-msvc -O1 \
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// RUN: -fsanitize=cfi-icall -fsanitize-cfi-cross-dso -fsanitize-trap=cfi-icall \
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// RUN: -emit-llvm -o - %s | FileCheck \
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// RUN: --check-prefix=CHECK \
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// RUN: --check-prefix=MS --check-prefix=MS-TRAP \
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// RUN: %s
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void caller(void (*f)()) {
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f();
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}
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static void g(void) {}
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void h(void);
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typedef void (*Fn)(void);
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Fn g1() {
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return &g;
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}
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Fn h1() {
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return &h;
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}
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inline void foo() {}
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void bar() { foo(); }
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// CHECK-DIAG: @[[SRC:.*]] = private unnamed_addr constant {{.*}}cfi-icall-cross-dso.c\00
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// CHECK-DIAG: @[[TYPE:.*]] = private unnamed_addr constant { i16, i16, [{{.*}} x i8] } { i16 -1, i16 0, [{{.*}} x i8] c"'void ()'\00"
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// CHECK-DIAG: @[[DATA:.*]] = private unnamed_addr global {{.*}}@[[SRC]]{{.*}}@[[TYPE]]
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// ITANIUM: call i1 @llvm.bitset.test(i8* %{{.*}}, metadata !"_ZTSFvE"), !nosanitize
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// ITANIUM-DIAG: call void @__cfi_slowpath_diag(i64 6588678392271548388, i8* %{{.*}}, {{.*}}@[[DATA]]{{.*}}) {{.*}}, !nosanitize
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// ITANIUM-TRAP: call void @__cfi_slowpath(i64 6588678392271548388, i8* %{{.*}}) {{.*}}, !nosanitize
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// MS: call i1 @llvm.bitset.test(i8* %{{.*}}, metadata !"?6AX@Z"), !nosanitize
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// MS-DIAG: call void @__cfi_slowpath_diag(i64 4195979634929632483, i8* %{{.*}}, {{.*}}@[[DATA]]{{.*}}) {{.*}}, !nosanitize
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// MS-TRAP: call void @__cfi_slowpath(i64 4195979634929632483, i8* %{{.*}}) {{.*}}, !nosanitize
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// ITANIUM: define available_externally void @foo()
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// MS: define linkonce_odr void @foo()
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// Check that we emit both string and hash based bit set entries for static void g(),
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// and don't emit them for the declaration of h().
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// CHECK-NOT: !{!"{{.*}}", void ()* @h, i64 0}
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// CHECK: !{!"{{.*}}", void ()* @g, i64 0}
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// CHECK-NOT: !{!"{{.*}}", void ()* @h, i64 0}
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// CHECK: !{i64 {{.*}}, void ()* @g, i64 0}
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// CHECK-NOT: !{!"{{.*}}", void ()* @h, i64 0}
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// ITANIUM-NOT: !{!{{.*}}, void ()* @foo,
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// ITANIUM: !{!"_ZTSFvE", void ()* @bar, i64 0}
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// ITANIUM-NOT: !{!{{.*}}, void ()* @foo,
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// ITANIUM: !{i64 6588678392271548388, void ()* @bar, i64 0}
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// ITANIUM-NOT: !{!{{.*}}, void ()* @foo,
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// MS: !{!"?6AX@Z", void ()* @foo, i64 0}
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// MS: !{i64 4195979634929632483, void ()* @foo, i64 0}
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// CHECK: !{i32 4, !"Cross-DSO CFI", i32 1}
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