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975327a609
Make it easier to support a new architecture. Reviewed By: #sanitizers, vitalybuka Differential Revision: https://reviews.llvm.org/D140744
36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
// RUN: %clang_dfsan -gmlt -mllvm -dfsan-track-origins=1 %s -o %t && \
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// RUN: %run %t >%t.out 2>&1
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// RUN: FileCheck %s < %t.out
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//
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// RUN: %clang_dfsan -gmlt -mllvm -dfsan-track-origins=1 -mllvm -dfsan-instrument-with-call-threshold=0 %s -o %t && \
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// RUN: %run %t >%t.out 2>&1
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// RUN: FileCheck %s < %t.out
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#include <sanitizer/dfsan_interface.h>
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__attribute__((noinline)) uint64_t foo(uint64_t a, uint64_t b) { return a + b; }
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int main(int argc, char *argv[]) {
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uint64_t a = 10;
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uint64_t b = 20;
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dfsan_add_label(4, &a, sizeof(a));
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dfsan_add_label(8, &a, sizeof(a));
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uint64_t c = foo(a, b);
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dfsan_print_origin_trace(&c, NULL);
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dfsan_print_origin_trace((int*)&c + 1, NULL);
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}
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// CHECK: Taint value 0xc {{.*}} origin tracking ()
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// CHECK: Origin value: {{.*}}, Taint value was stored to memory at
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// CHECK: #0 {{.*}} in main {{.*}}origin_add_label.c:[[@LINE-7]]
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// CHECK: Origin value: {{.*}}, Taint value was created at
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// CHECK: #0 {{.*}} in main {{.*}}origin_add_label.c:[[@LINE-11]]
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// CHECK: Taint value 0xc {{.*}} origin tracking ()
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// CHECK: Origin value: {{.*}}, Taint value was stored to memory at
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// CHECK: #0 {{.*}} in main {{.*}}origin_add_label.c:[[@LINE-14]]
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// CHECK: Origin value: {{.*}}, Taint value was created at
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// CHECK: #0 {{.*}} in main {{.*}}origin_add_label.c:[[@LINE-18]]
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