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* [gcc r13-6336] Fortran: frontend passes do_subscript leaks gmp memory [PR108924]
@ 2023-02-24 20:30 Harald Anlauf
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From: Harald Anlauf @ 2023-02-24 20:30 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:45f406c4f62e516b58dcda20b5a7aa43ff0aa0f3
commit r13-6336-g45f406c4f62e516b58dcda20b5a7aa43ff0aa0f3
Author: Harald Anlauf <anlauf@gmx.de>
Date: Fri Feb 24 19:56:32 2023 +0100
Fortran: frontend passes do_subscript leaks gmp memory [PR108924]
gcc/fortran/ChangeLog:
PR fortran/108924
* frontend-passes.cc (do_subscript): Clear used gmp variable.
Diff:
---
gcc/fortran/frontend-passes.cc | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/gcc/fortran/frontend-passes.cc b/gcc/fortran/frontend-passes.cc
index 02fcb41dbc4..90428982023 100644
--- a/gcc/fortran/frontend-passes.cc
+++ b/gcc/fortran/frontend-passes.cc
@@ -2883,7 +2883,10 @@ do_subscript (gfc_expr **e)
have_do_end = false;
if (!have_do_start && !have_do_end)
- return 0;
+ {
+ mpz_clear (do_step);
+ return 0;
+ }
/* No warning inside a zero-trip loop. */
if (have_do_start && have_do_end)
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