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| author | Thomas Koenig <tkoenig@gcc.gnu.org> | 2011-04-01 19:31:23 +0000 |
|---|---|---|
| committer | Thomas Koenig <tkoenig@gcc.gnu.org> | 2011-04-01 19:31:23 +0000 |
| commit | 6e98bce41ede3e64ea559278e6a6f386cb45b141 (patch) | |
| tree | 5cf51b524d4b8edb5c160642c2006d7948483fa3 /gcc/fortran/frontend-passes.c | |
| parent | b318fb4bbc8d6cd14f8171ceaeb7326a1750e57b (diff) | |
| download | gcc-6e98bce41ede3e64ea559278e6a6f386cb45b141.zip gcc-6e98bce41ede3e64ea559278e6a6f386cb45b141.tar.gz gcc-6e98bce41ede3e64ea559278e6a6f386cb45b141.tar.bz2 | |
re PR fortran/48352 (segfault in fortran/frontend-passes.c)
2011-04-01 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/48352
* frontend-passes (cfe_register_funcs): Don't
register functions if they appear as iterators in DO loops.
2011-04-01 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/48352
* gfortran.dg/function_optimize_3.f90: New test.
From-SVN: r171849
Diffstat (limited to 'gcc/fortran/frontend-passes.c')
| -rw-r--r-- | gcc/fortran/frontend-passes.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/fortran/frontend-passes.c b/gcc/fortran/frontend-passes.c index 6e59c37..755bae0 100644 --- a/gcc/fortran/frontend-passes.c +++ b/gcc/fortran/frontend-passes.c @@ -137,6 +137,13 @@ static int cfe_register_funcs (gfc_expr **e, int *walk_subtrees ATTRIBUTE_UNUSED, void *data ATTRIBUTE_UNUSED) { + + /* FIXME - there is a bug in the insertion code for DO loops. Bail + out here. */ + + if ((*current_code)->op == EXEC_DO) + return 0; + if ((*e)->expr_type != EXPR_FUNCTION) return 0; |