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[committed] libstdc++: Add missing constraint to std::span deduction guide [PR102280]

Message ID YUO/3BRgx0JQBV8/@redhat.com
State Committed
Commit e67917f5df9d84f5aed3513b3931a82870d25135
Headers
Series [committed] libstdc++: Add missing constraint to std::span deduction guide [PR102280] |

Commit Message

Jonathan Wakely Sept. 16, 2021, 10:06 p.m. UTC 
  Signed-off-by: Jonathan Wakely <jwakely@redhat.com>

libstdc++-v3/ChangeLog:

	PR libstdc++/102280
	* include/std/span (span(Range&&)): Add constraint to deduction
	guide.

Tested x86_64-linux. Committed to trunk.
commit e67917f5df9d84f5aed3513b3931a82870d25135
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Wed Sep 15 21:49:29 2021

    libstdc++: Add missing constraint to std::span deduction guide [PR102280]
    
    Signed-off-by: Jonathan Wakely <jwakely@redhat.com>
    
    libstdc++-v3/ChangeLog:
    
            PR libstdc++/102280
            * include/std/span (span(Range&&)): Add constraint to deduction
            guide.
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Patch

diff --git a/libstdc++-v3/include/std/span b/libstdc++-v3/include/std/span
index be053e8ef38..af0d24b29f2 100644
--- a/libstdc++-v3/include/std/span
+++ b/libstdc++-v3/include/std/span
@@ -409,7 +409,7 @@  _GLIBCXX_BEGIN_NAMESPACE_VERSION
     span(_Iter, _End)
       -> span<remove_reference_t<iter_reference_t<_Iter>>>;
 
-  template<typename _Range>
+  template<ranges::contiguous_range _Range>
     span(_Range &&)
       -> span<remove_reference_t<ranges::range_reference_t<_Range&>>>;