From: Alexandre Oliva <oliva@adacore.com>
Date: Wed, 22 Jun 2022 02:11:00 +0000 (-0300)
Subject: libstdc++: testsuite: require cmath for nexttowardl
X-Git-Tag: basepoints/gcc-14~6008
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=540ae3601e1d2403ae5ba27db36ca75cb1e8d055;p=thirdparty%2Fgcc.git

libstdc++: testsuite: require cmath for nexttowardl

nexttowardl is only expected to be available with C99 math, but
20_util/to_chars/long_double.cc uses it unconditionally.

State the cmath requirement in the test.


for  libstdc++-v3/ChangeLog

	* testsuite/20_util/to_chars/long_double.cc: Require cmath.
---

diff --git a/libstdc++-v3/testsuite/20_util/to_chars/long_double.cc b/libstdc++-v3/testsuite/20_util/to_chars/long_double.cc
index 94b5b5967d3..0b1c2c2936f 100644
--- a/libstdc++-v3/testsuite/20_util/to_chars/long_double.cc
+++ b/libstdc++-v3/testsuite/20_util/to_chars/long_double.cc
@@ -36,6 +36,7 @@
 
 // { dg-require-effective-target ieee_floats }
 // { dg-require-effective-target size32plus }
+// { dg-require-cmath "" }
 
 #include <charconv>