forked from OSchip/llvm-project
66 lines
2.3 KiB
C++
66 lines
2.3 KiB
C++
// Test for direct coverage writing with lots of data.
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// Current implementation maps output file in chunks of 64K. This test overflows
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// 1 chunk.
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// RUN: %clangxx_asan -fsanitize-coverage=func -O0 -DSHARED %s -shared -o %dynamiclib -fPIC
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// RUN: %clangxx_asan -fsanitize-coverage=func -O0 %s %libdl -o %t
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// RUN: rm -rf %T/coverage-direct-large
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// RUN: mkdir -p %T/coverage-direct-large/normal && cd %T/coverage-direct-large/normal
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// RUN: %env_asan_opts=coverage=1:coverage_direct=0:verbosity=1 %run %t %dynamiclib
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// RUN: %sancov print *.sancov >out.txt
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// RUN: cd ../..
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// RUN: mkdir -p %T/coverage-direct-large/direct && cd %T/coverage-direct-large/direct
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// RUN: %env_asan_opts=coverage=1:coverage_direct=1:verbosity=1 %run %t %dynamiclib
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// RUN: %sancov rawunpack *.sancov.raw
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// RUN: %sancov print *.sancov >out.txt
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// RUN: cd ../..
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// RUN: diff -u coverage-direct-large/normal/out.txt coverage-direct-large/direct/out.txt
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//
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// XFAIL: android
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#define F0(Q, x) Q(x)
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#define F1(Q, x) \
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F0(Q, x##0) F0(Q, x##1) F0(Q, x##2) F0(Q, x##3) F0(Q, x##4) F0(Q, x##5) \
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F0(Q, x##6) F0(Q, x##7) F0(Q, x##8) F0(Q, x##9)
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#define F2(Q, x) \
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F1(Q, x##0) F1(Q, x##1) F1(Q, x##2) F1(Q, x##3) F1(Q, x##4) F1(Q, x##5) \
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F1(Q, x##6) F1(Q, x##7) F1(Q, x##8) F1(Q, x##9)
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#define F3(Q, x) \
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F2(Q, x##0) F2(Q, x##1) F2(Q, x##2) F2(Q, x##3) F2(Q, x##4) F2(Q, x##5) \
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F2(Q, x##6) F2(Q, x##7) F2(Q, x##8) F2(Q, x##9)
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#define F4(Q, x) \
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F3(Q, x##0) F3(Q, x##1) F3(Q, x##2) F3(Q, x##3) F3(Q, x##4) F3(Q, x##5) \
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F3(Q, x##6) F3(Q, x##7) F3(Q, x##8) F3(Q, x##9)
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#define DECL(x) __attribute__((noinline)) static void x() {}
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#define CALL(x) x();
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F4(DECL, f)
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#ifdef SHARED
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extern "C" void so_entry() {
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F4(CALL, f)
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}
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#else
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#include <assert.h>
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#include <dlfcn.h>
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#include <stdio.h>
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int main(int argc, char **argv) {
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F4(CALL, f)
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assert(argc > 1);
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void *handle1 = dlopen(argv[1], RTLD_LAZY); // %dynamiclib
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assert(handle1);
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void (*so_entry)() = (void (*)())dlsym(handle1, "so_entry");
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assert(so_entry);
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so_entry();
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return 0;
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}
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#endif // SHARED
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