https://gcc.gnu.org/g:518ec01b363ba782fe9a9b09a05a2716cedf8b01
commit r16-4013-g518ec01b363ba782fe9a9b09a05a2716cedf8b01 Author: Harald Anlauf <[email protected]> Date: Sun Sep 21 21:54:44 2025 +0200 Fortran: fix frontend memory leaks for ALLOCATE with SOURCE [PR109010] When running under valgrind the Fortran frontend showed several leaks involving __gmp_default_allocate for simple code such as program p real, pointer :: x(:) allocate (x, source = reshape ([1.], [1])) end as not all used components of the structure gfc_code were freed when a statement was freed. Just do so. PR fortran/109010 gcc/fortran/ChangeLog: * st.cc (gfc_free_statement): Also free components expr3 and expr4. Diff: --- gcc/fortran/st.cc | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/gcc/fortran/st.cc b/gcc/fortran/st.cc index f7f67b18b671..2281bf6e03b5 100644 --- a/gcc/fortran/st.cc +++ b/gcc/fortran/st.cc @@ -86,6 +86,10 @@ gfc_free_statement (gfc_code *p) gfc_free_expr (p->expr1); if (p->expr2) gfc_free_expr (p->expr2); + if (p->expr3) + gfc_free_expr (p->expr3); + if (p->expr4) + gfc_free_expr (p->expr4); switch (p->op) {
