[libc-commits] [libc] [libc][math][c23] Add dfma{l, f128} and dsub{l, f128} C23 math functions (PR #101089)

[via libc-commits]

================
@@ -358,6 +358,62 @@ add_fp_unittest(
     libc.src.__support.FPUtil.fp_bits
 )
 
+add_fp_unittest(
+  dfmal_test
+  SUITE
+    libc-math-smoke-tests
+  SRCS
+    dfmal_test.cpp
+  HDRS
+    FmaTest.h
+  DEPENDS
+    libc.src.math.dfmal
+    libc.src.stdlib.rand
+    libc.src.stdlib.srand
+)
+
+add_fp_unittest(
+  dfmaf128_test
+  SUITE
+    libc-math-smoke-tests
+  SRCS
+    dfmaf128_test.cpp
+  HDRS
+    FmaTest.h
+  DEPENDS
+    libc.src.math.dfmaf128
+    libc.src.stdlib.rand
+    libc.src.stdlib.srand
+)
+
+add_fp_unittest(
+  dsubl_test
+  SUITE
+    libc-math-smoke-tests
+  SRCS
+    dsubl_test.cpp
+  HDRS
+    SubTest.h
+  DEPENDS
+    libc.src.errno.errno
+    libc.hdr.fenv_macros
+    libc.src.math.dsubl
+)
+
+add_fp_unittest(
+  dsubf128_test
+  SUITE
+    libc-math-smoke-tests
+  SRCS
+    dsubf128_test.cpp
+  HDRS
+    SubTest.h
+  DEPENDS
+    libc.src.errno.errno
+    libc.hdr.fenv_macros
----------------
overmighty wrote:

Should have been `libc.hdr.errno_macros` instead of `libc.src.errno.errno` here.

https://github.com/llvm/llvm-project/pull/101089