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| author | Richard Biener <rguenther@suse.de> | 2014-04-23 08:27:00 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2014-04-23 08:27:00 +0000 |
| commit | 62ba699e011766b66e7d19d03f59afdda55d90e3 (patch) | |
| tree | 1768ebf4a6a6048555f004e69b64e5bfe0e306db /gcc | |
| parent | 92562f8869378b0fd06de4e1d695d89d8a6ca0b4 (diff) | |
| download | gcc-62ba699e011766b66e7d19d03f59afdda55d90e3.zip gcc-62ba699e011766b66e7d19d03f59afdda55d90e3.tar.gz gcc-62ba699e011766b66e7d19d03f59afdda55d90e3.tar.bz2 | |
re PR tree-optimization/60895 (error: address taken, but ADDRESSABLE bit not set)
2014-04-23 Richard Biener <rguenther@suse.de>
PR middle-end/60895
* tree-inline.c (declare_return_variable): Use mark_addressable.
* g++.dg/torture/pr60895.C: New testcase.
From-SVN: r209675
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/torture/pr60895.C | 32 | ||||
| -rw-r--r-- | gcc/tree-inline.c | 3 |
4 files changed, 44 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index bac9f35..9f8200f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2014-04-23 Richard Biener <rguenther@suse.de> + PR middle-end/60895 + * tree-inline.c (declare_return_variable): Use mark_addressable. + +2014-04-23 Richard Biener <rguenther@suse.de> + PR middle-end/60891 * loop-init.c (loop_optimizer_init): Make sure to apply LOOPS_MAY_HAVE_MULTIPLE_LATCHES before fixing up loops. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 8f1bfc6..d053377 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,10 @@ 2014-04-23 Richard Biener <rguenther@suse.de> + PR middle-end/60895 + * g++.dg/torture/pr60895.C: New testcase. + +2014-04-23 Richard Biener <rguenther@suse.de> + PR middle-end/60891 * gcc.dg/torture/pr60891.c: New testcase. diff --git a/gcc/testsuite/g++.dg/torture/pr60895.C b/gcc/testsuite/g++.dg/torture/pr60895.C new file mode 100644 index 0000000..0edd36a --- /dev/null +++ b/gcc/testsuite/g++.dg/torture/pr60895.C @@ -0,0 +1,32 @@ +// { dg-do compile } + +struct C +{ + double elems[3]; +}; + +C +foo () +{ + C a; + double *f = a.elems; + int b; + for (; b;) + { + *f = 0; + ++f; + } + return a; +} + +struct J +{ + C c; + __attribute__((always_inline)) J () : c (foo ()) {} +}; + +void +bar () +{ + J (); +} diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c index a0832b4..802d25f 100644 --- a/gcc/tree-inline.c +++ b/gcc/tree-inline.c @@ -3120,7 +3120,8 @@ declare_return_variable (copy_body_data *id, tree return_slot, tree modify_dest, { var = return_slot; gcc_assert (TREE_CODE (var) != SSA_NAME); - TREE_ADDRESSABLE (var) |= TREE_ADDRESSABLE (result); + if (TREE_ADDRESSABLE (result)) + mark_addressable (var); } if ((TREE_CODE (TREE_TYPE (result)) == COMPLEX_TYPE || TREE_CODE (TREE_TYPE (result)) == VECTOR_TYPE) |