diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/cpp23/ext-floating18.C')
| -rw-r--r-- | gcc/testsuite/g++.dg/cpp23/ext-floating18.C | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp23/ext-floating18.C b/gcc/testsuite/g++.dg/cpp23/ext-floating18.C new file mode 100644 index 0000000..ece2546 --- /dev/null +++ b/gcc/testsuite/g++.dg/cpp23/ext-floating18.C @@ -0,0 +1,26 @@ +// P1467R9 - Extended floating-point types and standard names. +// { dg-do compile { target c++23 } } +// { dg-options "" } +// { dg-add-options float32 } + +constexpr int foo (float) { return 1; } +constexpr int foo (double) { return 2; } +constexpr int foo (long double) { return 3; } + +#ifdef __STDCPP_FLOAT32_T__ +#if __FLT_MAX_EXP__ == __FLT32_MAX_EXP__ \ + && __FLT_MAX_DIG__ == __FLT32_MAX_DIG__ +#if __FLT_MAX_EXP__ == __DBL_MAX_EXP__ \ + && __FLT_MAX_DIG__ == __DBL_MAX_DIG__ +static_assert (foo (1.0f32) == 2); +#else +static_assert (foo (1.0f32) == 1); +#endif +#endif +#endif +#ifdef __STDCPP_FLOAT64_T__ +#if __DBL_MAX_EXP__ == __FLT64_MAX_EXP__ \ + && __DBL_MAX_DIG__ == __FLT64_MAX_DIG__ +static_assert (foo (1.0f64) == 2); +#endif +#endif |