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77 lines
2.9 KiB
77 lines
2.9 KiB
4 months ago
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// RUN: %clangxx_asan -fsanitize-coverage=func,trace-pc-guard -DSHARED %s -shared -o %dynamiclib -fPIC %ld_flags_rpath_so
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// RUN: %clangxx_asan -fsanitize-coverage=func,trace-pc-guard %s %ld_flags_rpath_exe -o %t
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// RUN: rm -rf %t-dir && mkdir -p %t-dir && cd %t-dir
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// RUN: %env_asan_opts=coverage=1:verbosity=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-main
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// RUN: %sancov print coverage.*sancov 2>&1 | FileCheck %s --check-prefix=CHECK-SANCOV1
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// RUN: %env_asan_opts=coverage=1:verbosity=1 %run %t foo 2>&1 | FileCheck %s --check-prefix=CHECK-foo
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// RUN: %sancov print coverage.*sancov 2>&1 | FileCheck %s --check-prefix=CHECK-SANCOV2
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// RUN: %env_asan_opts=coverage=1:verbosity=1 %run %t bar 2>&1 | FileCheck %s --check-prefix=CHECK-bar
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// RUN: %sancov print coverage.*sancov 2>&1 | FileCheck %s --check-prefix=CHECK-SANCOV2
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// RUN: %env_asan_opts=coverage=1:verbosity=1 %run %t foo bar 2>&1 | FileCheck %s --check-prefix=CHECK-foo-bar
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// RUN: %sancov print coverage.*sancov 2>&1 | FileCheck %s --check-prefix=CHECK-SANCOV2
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// RUN: %sancov print libcoverage.*sancov 2>&1 | FileCheck %s --check-prefix=CHECK-SANCOV1
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// RUN: %sancov merge coverage.*sancov > merged-cov
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// RUN: %sancov print merged-cov 2>&1 | FileCheck %s --check-prefix=CHECK-SANCOV2
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// RUN: %env_asan_opts=coverage=1:verbosity=1 not %run %t foo bar 4 2>&1 | FileCheck %s --check-prefix=CHECK-report
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// RUN: %env_asan_opts=coverage=1:verbosity=1 not %run %t foo bar 4 5 2>&1 | FileCheck %s --check-prefix=CHECK-segv
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// RUN: cd .. && rm -rf %t-dir
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//
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// https://code.google.com/p/address-sanitizer/issues/detail?id=263
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// XFAIL: android
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// UNSUPPORTED: ios
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#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#ifdef SHARED
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void bar() { printf("bar\n"); }
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#else
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__attribute__((noinline))
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void foo() { printf("foo\n"); }
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extern void bar();
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int G[4];
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int main(int argc, char **argv) {
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fprintf(stderr, "PID: %d\n", getpid());
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for (int i = 1; i < argc; i++) {
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if (!strcmp(argv[i], "foo"))
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foo();
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if (!strcmp(argv[i], "bar"))
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bar();
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}
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if (argc == 5) {
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static volatile char *zero = 0;
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*zero = 0; // SEGV if argc == 5.
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}
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return G[argc]; // Buffer overflow if argc >= 4.
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}
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#endif
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// CHECK-main: PID: [[PID:[0-9]+]]
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// CHECK-main: [[PID]].sancov: 1 PCs written
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// CHECK-main-NOT: .so.[[PID]]
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//
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// CHECK-foo: PID: [[PID:[0-9]+]]
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// CHECK-foo: [[PID]].sancov: 2 PCs written
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// CHECK-foo-NOT: .so.[[PID]]
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//
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// CHECK-bar: PID: [[PID:[0-9]+]]
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// CHECK-bar-DAG: .so.[[PID]].sancov: 1 PCs written
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// CHECK-bar-DAG: [[PID]].sancov: 1 PCs written
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//
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// CHECK-foo-bar: PID: [[PID:[0-9]+]]
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// CHECK-foo-bar-DAG: so.[[PID]].sancov: 1 PCs written
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// CHECK-foo-bar-DAG: [[PID]].sancov: 2 PCs written
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//
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// CHECK-report: AddressSanitizer: global-buffer-overflow
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// CHECK-report: PCs written
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//
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// CHECK-segv: AddressSanitizer: SEGV
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// CHECK-segv: PCs written
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//
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// CHECK-SANCOV1: 1 PCs total
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// CHECK-SANCOV2: 2 PCs total
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