[libc-commits] [libc] [libc][math] Implement double precision cbrt correctly rounded to all rounding modes. (PR #99262)

[via libc-commits]

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@@ -4180,3 +4180,19 @@ add_entrypoint_object(
     libc.src.__support.FPUtil.multiply_add
     libc.src.__support.macros.optimization
 )
+
+add_entrypoint_object(
+  cbrt
+  SRCS
+    cbrt.cpp
+  HDRS
+    ../cbrt.h
+  COMPILE_OPTIONS
+    -O3
+  DEPENDS
+    libc.hdr.fenv_macros
+    libc.src.__support.FPUtil.fenv_impl
+    libc.src.__support.FPUtil.fp_bits
+    libc.src.__support.FPUtil.multiply_add
+    libc.src.__support.macros.optimization
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overmighty wrote:

Should also depend on `polyeval`, `double_double`, `dyadic_float`, `integer_literals`.

https://github.com/llvm/llvm-project/pull/99262