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unknown user pushed a change to branch releases/gcc-14 in repository gcc.

from be06962b343 Daily bump. new 7232bc18063 c++: fix -Wdangling-reference false positive [PR115987] new 47b205b4dcc c++: -Wdangling-reference and empty class [PR115361] new 91417c778ae c++: don't advertise C++20 concepts in C++14

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Summary of changes: gcc/c-family/c-cppbuiltin.cc | 6 ++--- gcc/cp/call.cc | 16 +++++++++++-- gcc/testsuite/g++.dg/ext/attr-no-dangling6.C | 28 +++++++++++------------ gcc/testsuite/g++.dg/ext/attr-no-dangling7.C | 14 ++++++------ gcc/testsuite/g++.dg/ext/attr-no-dangling8.C | 2 ++ gcc/testsuite/g++.dg/ext/attr-no-dangling9.C | 1 + gcc/testsuite/g++.dg/warn/Wdangling-reference1.C | 1 + gcc/testsuite/g++.dg/warn/Wdangling-reference2.C | 2 +- gcc/testsuite/g++.dg/warn/Wdangling-reference22.C | 19 +++++++++++++++ gcc/testsuite/g++.dg/warn/Wdangling-reference23.C | 14 ++++++++++++ gcc/testsuite/g++.dg/warn/Wdangling-reference3.C | 1 + 11 files changed, 77 insertions(+), 27 deletions(-) create mode 100644 gcc/testsuite/g++.dg/warn/Wdangling-reference22.C create mode 100644 gcc/testsuite/g++.dg/warn/Wdangling-reference23.C