137 lines
3.0 KiB
C++
137 lines
3.0 KiB
C++
#include <algorithm>
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#include <cstdio>
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#include <string>
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inline int inline_ref_1 (int &value) __attribute__((always_inline));
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inline int inline_ref_2 (int &value) __attribute__((always_inline));
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int caller_ref_1 (int &value);
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int caller_ref_2 (int &value);
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int called_by_inline_ref (int &value);
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inline void inline_trivial_1 () __attribute__((always_inline));
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inline void inline_trivial_2 () __attribute__((always_inline));
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void caller_trivial_1 ();
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void caller_trivial_2 ();
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void called_by_inline_trivial ();
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static int inline_value;
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int
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function_to_call ()
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{
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return inline_value;
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}
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int
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caller_ref_1 (int &value)
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{
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int increment = caller_ref_2(value); // In caller_ref_1.
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value += increment; // At increment in caller_ref_1.
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return value;
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}
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int
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caller_ref_2 (int &value)
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{
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int increment = inline_ref_1 (value); // In caller_ref_2.
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value += increment; // At increment in caller_ref_2.
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return value;
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}
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int
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called_by_inline_ref (int &value)
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{
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value += 1; // In called_by_inline_ref.
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return value;
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}
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int
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inline_ref_1 (int &value)
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{
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int increment = inline_ref_2(value); // In inline_ref_1.
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value += increment; // At increment in inline_ref_1.
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return value;
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}
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int
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inline_ref_2 (int &value)
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{
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int increment = called_by_inline_ref (value); // In inline_ref_2.
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value += 1; // At increment in inline_ref_2.
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return value;
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}
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void
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caller_trivial_1 ()
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{
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caller_trivial_2(); // In caller_trivial_1.
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inline_value += 1;
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}
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void
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caller_trivial_2 ()
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{
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inline_trivial_1 (); // In caller_trivial_2.
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inline_value += 1; // At increment in caller_trivial_2.
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}
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void
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called_by_inline_trivial ()
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{
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inline_value += 1; // In called_by_inline_trivial.
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}
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void
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inline_trivial_1 ()
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{
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inline_trivial_2(); // In inline_trivial_1.
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inline_value += 1; // At increment in inline_trivial_1.
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}
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void
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inline_trivial_2 ()
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{
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inline_value += 1; // In inline_trivial_2.
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called_by_inline_trivial (); // At caller_by_inline_trivial in inline_trivial_2.
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}
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template<typename T> T
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max_value(const T& lhs, const T& rhs)
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{
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return std::max(lhs, rhs); // In max_value template
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}
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template<> std::string
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max_value(const std::string& lhs, const std::string& rhs)
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{
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return (lhs.size() > rhs.size()) ? lhs : rhs; // In max_value specialized
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}
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int
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main (int argc, char **argv)
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{
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inline_value = 0; // Stop here and step over to set up stepping over.
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inline_trivial_1 (); // At inline_trivial_1 called from main.
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caller_trivial_1(); // At first call of caller_trivial_1 in main.
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caller_trivial_1(); // At second call of caller_trivial_1 in main.
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caller_ref_1 (argc); // At first call of caller_ref_1 in main.
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caller_ref_1 (argc); // At second call of caller_ref_1 in main.
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function_to_call (); // Make sure debug info for this function gets generated.
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max_value(123, 456); // Call max_value template
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max_value(std::string("abc"), std::string("0022")); // Call max_value specialized
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return 0; // About to return from main.
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}
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