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| author | Rafael Avila de Espindola <espindola@google.com> | 2010-01-11 02:28:49 +0000 |
|---|---|---|
| committer | Rafael Espindola <espindola@gcc.gnu.org> | 2010-01-11 02:28:49 +0000 |
| commit | 06bfe1d0e2c40805cc6fa1d8d39f59c4d529965f (patch) | |
| tree | 8ce29cad9a5651018f71714cf70674e0e440c9e5 /gcc | |
| parent | bd2638ac9f3a937b9084fd130d7a3002dae4a201 (diff) | |
| download | gcc-06bfe1d0e2c40805cc6fa1d8d39f59c4d529965f.zip gcc-06bfe1d0e2c40805cc6fa1d8d39f59c4d529965f.tar.gz gcc-06bfe1d0e2c40805cc6fa1d8d39f59c4d529965f.tar.bz2 | |
20100108_0.c: New.
2010-01-10 Rafael Avila de Espindola <espindola@google.com>
* gcc.dg/lto/20100108_0.c: New.
2010-01-10 Rafael Avila de Espindola <espindola@google.com>
* lto-streamer-out.c (output_unreferenced_globals): Output static
variables.
From-SVN: r155800
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/lto-streamer-out.c | 11 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/lto/20100108_0.c | 9 |
4 files changed, 25 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9761902..a5ef0cf 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2010-01-10 Rafael Avila de Espindola <espindola@google.com> + + * lto-streamer-out.c (output_unreferenced_globals): Output static + variables. + 2010-01-10 Steven Bosscher <steven@gcc.gnu.org> PR rtl-optimization/42621 diff --git a/gcc/lto-streamer-out.c b/gcc/lto-streamer-out.c index b27bbdd..fe43dce 100644 --- a/gcc/lto-streamer-out.c +++ b/gcc/lto-streamer-out.c @@ -1973,12 +1973,15 @@ output_unreferenced_globals (cgraph_node_set set) { tree var = vnode->decl; - if (TREE_CODE (var) == VAR_DECL && TREE_PUBLIC (var)) + if (TREE_CODE (var) == VAR_DECL) { - /* Outputting just the reference will not output the object itself - or references it might have.*/ + /* Output the object in order to output references used in the + initialization. */ lto_output_tree (ob, var, true); - lto_output_tree_ref (ob, var); + + /* If it is public we also need a reference to the object itself. */ + if (TREE_PUBLIC (var)) + lto_output_tree_ref (ob, var); } } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index c0811d0..eeee601 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2010-01-10 Rafael Avila de Espindola <espindola@google.com> + + * gcc.dg/lto/20100108_0.c: New. + 2010-01-10 Uros Bizjak <ubizjak@gmail.com> * gcc.dg/graphite/pr40281.c (dg-options): Add -w. diff --git a/gcc/testsuite/gcc.dg/lto/20100108_0.c b/gcc/testsuite/gcc.dg/lto/20100108_0.c new file mode 100644 index 0000000..73f44ec --- /dev/null +++ b/gcc/testsuite/gcc.dg/lto/20100108_0.c @@ -0,0 +1,9 @@ +/* { dg-lto-do assemble } */ +/* The problem with this testcase is that we were missing an undefined + reference to flag_exceptions. This can be tested with + GNUTARGET=plugin nm --plugin liblto_plugin.so 20100108_0.o + but we don't have support in the testsuite for doing it. */ + +extern int flag_exceptions; +static int *foo = &flag_exceptions; +int **bar = &foo; |