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53 lines
1.2 KiB
53 lines
1.2 KiB
// This ensures that DW_OP_deref is inserted when necessary, such as when NRVO
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// of a string object occurs in C++.
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//
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// RUN: %clangxx -O0 -fno-exceptions %target_itanium_abi_host_triple %s -o %t.out -g
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// RUN: %test_debuginfo %s %t.out
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// RUN: %clangxx -O1 -fno-exceptions %target_itanium_abi_host_triple %s -o %t.out -g
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// RUN: %test_debuginfo %s %t.out
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//
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// PR34513
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volatile int sideeffect = 0;
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void __attribute__((noinline)) stop() { sideeffect++; }
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struct string {
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string() {}
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string(int i) : i(i) {}
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~string() {}
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int i = 0;
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};
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string get_string() {
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string unused;
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string result = 3;
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// DEBUGGER: break 23
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stop();
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return result;
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}
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void some_function(int) {}
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struct string2 {
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string2() = default;
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string2(string2 &&other) { i = other.i; }
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int i;
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};
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string2 get_string2() {
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string2 result;
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result.i = 5;
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some_function(result.i);
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// Test that the debugger can get the value of result after another
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// function is called.
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// DEBUGGER: break 39
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stop();
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return result;
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}
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int main() {
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get_string();
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get_string2();
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}
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// DEBUGGER: r
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// DEBUGGER: print result.i
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// CHECK: = 3
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// DEBUGGER: c
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// DEBUGGER: print result.i
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// CHECK: = 5
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