[gcc r12-953] libstdc++: Do not use static_assert without message in C++11

Jonathan Wakely redi@gcc.gnu.org
Thu May 20 20:49:21 GMT 2021


https://gcc.gnu.org/g:64ba45c76e831914764b70207d69a06f800b43a4

commit r12-953-g64ba45c76e831914764b70207d69a06f800b43a4
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Thu May 20 21:12:15 2021 +0100

    libstdc++: Do not use static_assert without message in C++11
    
    libstdc++-v3/ChangeLog:
    
            * include/bits/random.tcc (__representable_as_double)
            (__p1_representable_as_double): Add "" to static asserts.

Diff:
---
 libstdc++-v3/include/bits/random.tcc | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/libstdc++-v3/include/bits/random.tcc b/libstdc++-v3/include/bits/random.tcc
index bf4397045ef..1357e181874 100644
--- a/libstdc++-v3/include/bits/random.tcc
+++ b/libstdc++-v3/include/bits/random.tcc
@@ -811,8 +811,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       constexpr bool
       __representable_as_double(_Tp __x) noexcept
       {
-	static_assert(numeric_limits<_Tp>::is_integer);
-	static_assert(!numeric_limits<_Tp>::is_signed);
+	static_assert(numeric_limits<_Tp>::is_integer, "");
+	static_assert(!numeric_limits<_Tp>::is_signed, "");
 	// All integers <= 2^53 are representable.
 	return (__x <= (1ull << __DBL_MANT_DIG__))
 	  // Between 2^53 and 2^54 only even numbers are representable.
@@ -824,8 +824,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       constexpr bool
       __p1_representable_as_double(_Tp __x) noexcept
       {
-	static_assert(numeric_limits<_Tp>::is_integer);
-	static_assert(!numeric_limits<_Tp>::is_signed);
+	static_assert(numeric_limits<_Tp>::is_integer, "");
+	static_assert(!numeric_limits<_Tp>::is_signed, "");
 	return numeric_limits<_Tp>::digits < __DBL_MANT_DIG__
 	  || (bool(__x + 1u) // return false if x+1 wraps around to zero
 	      && __detail::__representable_as_double(__x + 1u));


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