39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
// Test the blacklist functionality of ASan
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// RUN: echo "fun:*brokenFunction*" > %tmp
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// RUN: echo "global:*badGlobal*" >> %tmp
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// RUN: echo "src:*blacklist-extra.cc" >> %tmp
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// RUN: %clangxx_asan -fsanitize-blacklist=%tmp -O0 %s -o %t \
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// RUN: %p/Helpers/blacklist-extra.cc && %run %t 2>&1
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// RUN: %clangxx_asan -fsanitize-blacklist=%tmp -O1 %s -o %t \
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// RUN: %p/Helpers/blacklist-extra.cc && %run %t 2>&1
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// RUN: %clangxx_asan -fsanitize-blacklist=%tmp -O2 %s -o %t \
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// RUN: %p/Helpers/blacklist-extra.cc && %run %t 2>&1
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// RUN: %clangxx_asan -fsanitize-blacklist=%tmp -O3 %s -o %t \
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// RUN: %p/Helpers/blacklist-extra.cc && %run %t 2>&1
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// badGlobal is accessed improperly, but we blacklisted it. Align
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// it to make sure memory past the end of badGlobal will be in
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// the same page.
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__attribute__((aligned(16))) int badGlobal;
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int readBadGlobal() {
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return (&badGlobal)[1];
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}
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// A function which is broken, but excluded in the blacklist.
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int brokenFunction(int argc) {
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char x[10] = {0};
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return x[argc * 10]; // BOOM
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}
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// This function is defined in Helpers/blacklist-extra.cc, a source file which
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// is blacklisted by name
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int externalBrokenFunction(int x);
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int main(int argc, char **argv) {
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brokenFunction(argc);
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int x = readBadGlobal();
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externalBrokenFunction(argc);
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return 0;
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}
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