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authorSteve Kargl <kargl@gcc.gnu.org>2021-03-27 15:02:16 -0700
committerJerry DeLisle <jvdelisle@gcc.gnu.org>2021-03-27 15:02:16 -0700
commit01685676a9309bc0b8b2f4697c23bd6aa0e00d5d (patch)
treee6bc4bdd618950cbb82f9053d5a690272cc118d1 /gcc/fortran/misc.c
parent651684b462f979a4e70a668c4c9767a5fd7d223a (diff)
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fortran: Fix off-by-one in buffer sizes.
gcc/fortran/ChangeLog: * misc.c (gfc_typename): Fix off-by-one in buffer sizes.
Diffstat (limited to 'gcc/fortran/misc.c')
-rw-r--r--gcc/fortran/misc.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/fortran/misc.c b/gcc/fortran/misc.c
index 8a96243..3d449ae1 100644
--- a/gcc/fortran/misc.c
+++ b/gcc/fortran/misc.c
@@ -124,8 +124,10 @@ gfc_basic_typename (bt type)
const char *
gfc_typename (gfc_typespec *ts, bool for_hash)
{
- static char buffer1[GFC_MAX_SYMBOL_LEN + 7]; /* 7 for "TYPE()" + '\0'. */
- static char buffer2[GFC_MAX_SYMBOL_LEN + 7];
+ /* Need to add sufficient padding for "TYPE()" + '\0', "UNION()" + '\0',
+ or "CLASS()" + '\0'. */
+ static char buffer1[GFC_MAX_SYMBOL_LEN + 8];
+ static char buffer2[GFC_MAX_SYMBOL_LEN + 8];
static int flag = 0;
char *buffer;
gfc_typespec *ts1;