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[libcxx][test][z/OS] Fix hermite.pass.cpp for HEX float #101019

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merged 5 commits into from
Aug 7, 2024
Merged

[libcxx][test][z/OS] Fix hermite.pass.cpp for HEX float #101019

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5df433b
Fix hermite.pass.cpp for HEX float on z/OS
zibi2 Jul 29, 2024
75025ad
clang-format change
zibi2 Jul 29, 2024
b4ece91
eliminating #if directives and code formatting
zibi2 Jul 31, 2024
112f3d9
Addressing comments ...
zibi2 Aug 1, 2024
8dfb341
more comments...
zibi2 Aug 2, 2024
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11 changes: 10 additions & 1 deletion libcxx/test/std/numerics/c.math/hermite.pass.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,12 @@

#include "type_algorithms.h"

inline constexpr unsigned g_max_n = 128;
inline constexpr unsigned g_max_n =
#if !(defined(__MVS__) && !defined(__BFP__))
128;
#else
39;
#endif

template <class T>
std::array<T, 11> sample_points() {
Expand Down Expand Up @@ -203,6 +208,7 @@ std::vector<T> get_roots(unsigned n) {

template <class Real>
void test() {
#if !(defined(__MVS__) && !defined(__BFP__))
{ // checks if NaNs are reported correctly (i.e. output == input for input == NaN)
using nl = std::numeric_limits<Real>;
for (Real NaN : {nl::quiet_NaN(), nl::signaling_NaN()})
Expand All @@ -215,6 +221,7 @@ void test() {
for (unsigned n = 0; n < g_max_n; ++n)
assert(!std::isnan(std::hermite(n, x)));
}
#endif

{ // checks std::hermite(n, x) for n=0..5 against analytic polynoms
const auto h0 = [](Real) -> Real { return 1; };
Expand Down Expand Up @@ -289,6 +296,7 @@ void test() {
}
}

#if !(defined(__MVS__) && !defined(__BFP__))
{ // check input infinity is handled correctly
Real inf = std::numeric_limits<Real>::infinity();
for (unsigned n = 1; n < g_max_n; ++n) {
Expand Down Expand Up @@ -316,6 +324,7 @@ void test() {
}
}
}
#endif
}

struct TestFloat {
Expand Down
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