[PATCH] libstdc++-v3: Fix cmath math declarations and stub support for hppa64-*-hpux11*

This change fixes the C99 math function support in on hppa64-*-hpux11*. Tested on hppa64-hp-hpux11.11 and x86_64-linux-gnu. See: https://gcc.gnu.org/pipermail/gcc-testresults/2024-February/809158.html https://gcc.gnu.org/pipermail/gcc-testresults/2024-February/809101.html Okay for trunk? Dave

[PATCH] Fortran: improve checks of NULL without MOLD as actual argument [PR104819]

Dear all, here's a first patch addressing issues with NULL as actual argument: if the dummy is assumed-rank or assumed length, MOLD shall be present. There is also an interp on interoperability of c_sizeof and NULL pointers, for which we have a partially incorrect testcase (gfortran.dg/pr101329.f

[PATCH] c++/modules: depending local enums [PR104919, PR106009]

Bootstrapped and regtested on x86_64-pc-linux-gnu, does this look OK for trunk? -- >8 -- For local enums defined in a non-template function or a function template instantiation it seems we neglect to make the function depend on the enum definition, which ultimately causes streaming to fail due to

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