47 lines
1.6 KiB
C++
47 lines
1.6 KiB
C++
#include "prx/libc/include/general/VabiMacros.hpp"
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#include <cmath>
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#include <cstdio>
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#include <cstdlib>
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#include <limits>
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extern "C" {
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float APS5_VABI fminf_nid_postfix(float, float);
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}
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static void Check(bool condition, int line) {
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if (!condition) {
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std::fprintf(stderr, "fminf check failed at line %d\n", line);
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std::abort();
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}
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}
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#define Require(value) Check((value), __LINE__)
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int main() {
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const auto nan = std::numeric_limits<float>::quiet_NaN();
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const auto infinity = std::numeric_limits<float>::infinity();
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Require(fminf_nid_postfix(3.0f, -2.0f) == -2.0f);
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Require(fminf_nid_postfix(-2.0f, 3.0f) == -2.0f);
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Require(fminf_nid_postfix(1.5f, 2.5f) == 1.5f);
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Require(fminf_nid_postfix(nan, 4.0f) == 4.0f);
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Require(fminf_nid_postfix(4.0f, nan) == 4.0f);
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Require(std::isnan(fminf_nid_postfix(nan, nan)));
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const auto minNegZero = fminf_nid_postfix(-0.0f, +0.0f);
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const auto minPosZero = fminf_nid_postfix(+0.0f, -0.0f);
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Require(minNegZero == 0.0f && std::signbit(minNegZero));
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Require(minPosZero == 0.0f && std::signbit(minPosZero));
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Require(std::signbit(fminf_nid_postfix(-0.0f, -0.0f)));
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Require(!std::signbit(fminf_nid_postfix(+0.0f, +0.0f)));
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Require(fminf_nid_postfix(infinity, -infinity) == -infinity);
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Require(fminf_nid_postfix(-infinity, infinity) == -infinity);
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Require(fminf_nid_postfix(infinity, 5.0f) == 5.0f);
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Require(fminf_nid_postfix(5.0f, infinity) == 5.0f);
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Require(fminf_nid_postfix(-infinity, 5.0f) == -infinity);
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Require(fminf_nid_postfix(5.0f, -infinity) == -infinity);
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return 0;
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}
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