forked from OSchip/llvm-project
68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
// A collection of various initializers which shouldn't trip up initialization
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// order checking. If successful, this will just return 0.
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// RUN: %clangxx_asan -m64 -O0 %s %p/Helpers/initialization-nobug-extra.cc\
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// RUN: --std=c++11 -fsanitize=init-order -o %t && %t 2>&1
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// RUN: %clangxx_asan -m64 -O1 %s %p/Helpers/initialization-nobug-extra.cc\
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// RUN: --std=c++11 -fsanitize=init-order -o %t && %t 2>&1
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// RUN: %clangxx_asan -m64 -O2 %s %p/Helpers/initialization-nobug-extra.cc\
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// RUN: --std=c++11 -fsanitize=init-order -o %t && %t 2>&1
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// RUN: %clangxx_asan -m64 -O3 %s %p/Helpers/initialization-nobug-extra.cc\
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// RUN: --std=c++11 -fsanitize=init-order -o %t && %t 2>&1
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// RUN: %clangxx_asan -m32 -O0 %s %p/Helpers/initialization-nobug-extra.cc\
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// RUN: --std=c++11 -fsanitize=init-order -o %t && %t 2>&1
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// RUN: %clangxx_asan -m32 -O0 %s %p/Helpers/initialization-nobug-extra.cc\
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// RUN: --std=c++11 -fsanitize=init-order -o %t && %t 2>&1
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// RUN: %clangxx_asan -m32 -O1 %s %p/Helpers/initialization-nobug-extra.cc\
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// RUN: --std=c++11 -fsanitize=init-order -o %t && %t 2>&1
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// RUN: %clangxx_asan -m32 -O2 %s %p/Helpers/initialization-nobug-extra.cc\
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// RUN: --std=c++11 -fsanitize=init-order -o %t && %t 2>&1
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// RUN: %clangxx_asan -m32 -O3 %s %p/Helpers/initialization-nobug-extra.cc\
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// RUN: --std=c++11 -fsanitize=init-order -o %t && %t 2>&1
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// Simple access:
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// Make sure that accessing a global in the same TU is safe
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bool condition = true;
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int initializeSameTU() {
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return condition ? 0x2a : 052;
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}
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int sameTU = initializeSameTU();
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// Linker initialized:
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// Check that access to linker initialized globals originating from a different
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// TU's initializer is safe.
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int A = (1 << 1) + (1 << 3) + (1 << 5), B;
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int getAB() {
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return A * B;
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}
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// Function local statics:
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// Check that access to function local statics originating from a different
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// TU's initializer is safe.
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int countCalls() {
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static int calls;
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return ++calls;
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}
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// Constexpr:
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// We need to check that a global variable initialized with a constexpr
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// constructor can be accessed during dynamic initialization (as a constexpr
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// constructor implies that it was initialized during constant initialization,
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// not dynamic initialization).
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class Integer {
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private:
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int value;
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public:
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constexpr Integer(int x = 0) : value(x) {}
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int getValue() {return value;}
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};
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Integer coolestInteger(42);
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int getCoolestInteger() { return coolestInteger.getValue(); }
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int main() { return 0; }
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