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| author | Harald Anlauf <anlauf@gmx.de> | 2021-01-06 19:37:11 +0100 |
|---|---|---|
| committer | Harald Anlauf <anlauf@gmx.de> | 2021-01-06 19:37:11 +0100 |
| commit | 8b6f1e8f97fe0d435d334075821149dbd85c8266 (patch) | |
| tree | 706ebdc753411b95fb86b12001b783cd6438ac37 /gcc/fortran/resolve.c | |
| parent | e6a5daae7ec5318c3949432d92b7f674dab5241d (diff) | |
| download | gcc-8b6f1e8f97fe0d435d334075821149dbd85c8266.zip gcc-8b6f1e8f97fe0d435d334075821149dbd85c8266.tar.gz gcc-8b6f1e8f97fe0d435d334075821149dbd85c8266.tar.bz2 | |
PR fortran/78746 - invalid access after error recovery
The error recovery after an invalid reference to an undefined CLASS
during a TYPE declaration lead to an invalid access. Add a check.
gcc/fortran/ChangeLog:
* resolve.c (resolve_component): Add check for valid CLASS
reference before trying to access CLASS data.
Diffstat (limited to 'gcc/fortran/resolve.c')
| -rw-r--r-- | gcc/fortran/resolve.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/fortran/resolve.c b/gcc/fortran/resolve.c index fa6f756..1fac183 100644 --- a/gcc/fortran/resolve.c +++ b/gcc/fortran/resolve.c @@ -14384,7 +14384,7 @@ resolve_component (gfc_component *c, gfc_symbol *sym) /* F2008, C448. */ if (c->ts.type == BT_CLASS) { - if (CLASS_DATA (c)) + if (c->attr.class_ok && CLASS_DATA (c)) { attr = &(CLASS_DATA (c)->attr); |