[libc++] [LWG3201] Update status page: lerp should be marked noexcept.

Summary: Update status page and test synopsis. Add synopsis in <cmath>.

Reviewed By: ldionne, #libc

Differential Revision: https://reviews.llvm.org/D80456

diff --git a/libcxx/include/cmath b/libcxx/include/cmath
index 0f06486..0901a23 100644 (file)
--- a/libcxx/include/cmath
+++ b/libcxx/include/cmath
@@ -296,6 +296,10 @@ floating_point trunc (arithmetic x);
 float          truncf(float x);
 long double    truncl(long double x);
 
+constexpr float       lerp(float a, float b, float t) noexcept;                   // C++20
+constexpr double      lerp(double a, double b, double t) noexcept;                // C++20
+constexpr long double lerp(long double a, long double b, long double t) noexcept; // C++20
+
 }  // std
 
 */

diff --git a/libcxx/test/std/numerics/c.math/c.math.lerp/c.math.lerp.pass.cpp b/libcxx/test/std/numerics/c.math/c.math.lerp/c.math.lerp.pass.cpp
index 7d9ceef..6eeeec4 100644 (file)
--- a/libcxx/test/std/numerics/c.math/c.math.lerp/c.math.lerp.pass.cpp
+++ b/libcxx/test/std/numerics/c.math/c.math.lerp/c.math.lerp.pass.cpp
@@ -8,10 +8,9 @@
 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
 // <cmath>
 
-// constexpr float lerp(float a, float b, float t);
-// constexpr double lerp(double a, double b, double t);
-// constexpr long double lerp(long double a, long double b, long double t);
-
+// constexpr float lerp(float a, float b, float t) noexcept;
+// constexpr double lerp(double a, double b, double t) noexcept;
+// constexpr long double lerp(long double a, long double b, long double t) noexcept;
 
 #include <cmath>
 #include <limits>

diff --git a/libcxx/www/cxx2a_status.html b/libcxx/www/cxx2a_status.html
index 2a93d35..6214dd2 100644 (file)
--- a/libcxx/www/cxx2a_status.html
+++ b/libcxx/www/cxx2a_status.html
@@ -477,7 +477,7 @@
        <tr><td><a href="https://wg21.link/LWG3175">3175</a></td><td>The <tt>CommonReference</tt> requirement of concept <tt>SwappableWith</tt> is not satisfied in the example</td><td>Prague</td><td></td></tr>
        <tr><td><a href="https://wg21.link/LWG3194">3194</a></td><td><tt>ConvertibleTo</tt> prose does not match code</td><td>Prague</td><td></td></tr>
        <tr><td><a href="https://wg21.link/LWG3200">3200</a></td><td><tt>midpoint</tt> should not constrain <tt>T</tt> is complete</td><td>Prague</td><td></td></tr>
-       <tr><td><a href="https://wg21.link/LWG3201">3201</a></td><td><tt>lerp</tt> should be marked as <tt>noexcept</tt></td><td>Prague</td><td></td></tr>
+       <tr><td><a href="https://wg21.link/LWG3201">3201</a></td><td><tt>lerp</tt> should be marked as <tt>noexcept</tt></td><td>Prague</td><td>Complete</td></tr>
        <tr><td><a href="https://wg21.link/LWG3226">3226</a></td><td><tt>zoned_time</tt> constructor from <tt>string_view</tt> should accept <tt>zoned_time&lt;Duration2, TimeZonePtr2&gt;</tt></td><td>Prague</td><td></td></tr>
        <tr><td><a href="https://wg21.link/LWG3233">3233</a></td><td>Broken requirements for <tt>shared_ptr</tt> converting constructors</td><td>Prague</td><td></td></tr>
        <tr><td><a href="https://wg21.link/LWG3237">3237</a></td><td>LWG 3038 and 3190 have inconsistent PRs</td><td>Prague</td><td></td></tr>