Merge remote-tracking branch 'origin/releases/gcc-14' into devel/omp/gcc-14

Merge up to r14-11414-ga3c01af5e34801 (18th March 2025)

diff --cc gcc/cp/constexpr.cc
Simple merge

diff --cc gcc/cp/cp-tree.h
Simple merge

diff --cc gcc/cp/decl2.cc
Simple merge

diff --cc gcc/cp/pt.cc
Simple merge

diff --cc gcc/cp/typeck.cc
Simple merge

diff --cc gcc/doc/invoke.texi
Simple merge

diff --cc gcc/doc/sourcebuild.texi
Simple merge

diff --cc gcc/fortran/resolve.cc
Simple merge

diff --cc gcc/fortran/trans-decl.cc
Simple merge

diff --cc gcc/fortran/trans-expr.cc
Simple merge

diff --cc gcc/fortran/trans-types.cc
Simple merge

diff --cc gcc/ipa-free-lang-data.cc
Simple merge

diff --cc gcc/testsuite/lib/target-supports.exp
Simple merge

diff --cc gcc/tree-loop-distribution.cc
Simple merge

diff --cc gcc/tree-ssa-loop-niter.cc
Simple merge