diff options
| author | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-07-05 14:42:20 +0000 |
|---|---|---|
| committer | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-07-05 14:42:20 +0000 |
| commit | 9dcc4d7a4f275af013140ff7221b9c76c66cd843 (patch) | |
| tree | 7dc32d4b6c0e36ca6c9f3402d02e8fc90196cb84 | |
| parent | beec9a6ace9f4f45bffb4025f013812584ab4f21 (diff) | |
| download | gcc-9dcc4d7a4f275af013140ff7221b9c76c66cd843.tar.gz | |
PR c++/44808
* gimplify.c (gimplify_modify_expr): Only SET_DECL_DEBUG_EXPR if
*from_p is VAR_DECL.
* g++.dg/opt/nrv16.C: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@161838 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/gimplify.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/opt/nrv16.C | 16 |
4 files changed, 28 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a1b5a42b00a..3e7eaa36552 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-07-05 Jakub Jelinek <jakub@redhat.com> + + PR c++/44808 + * gimplify.c (gimplify_modify_expr): Only SET_DECL_DEBUG_EXPR if + *from_p is VAR_DECL. + 2010-07-05 Nathan Froyd <froydnj@codesourcery.com> * tree.h (build_call_list): Remove. diff --git a/gcc/gimplify.c b/gcc/gimplify.c index 5559f0e3698..4440af50b7f 100644 --- a/gcc/gimplify.c +++ b/gcc/gimplify.c @@ -4559,7 +4559,7 @@ gimplify_modify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p, /* Try to alleviate the effects of the gimplification creating artificial temporaries (see for example is_gimple_reg_rhs) on the debug info. */ if (!gimplify_ctxp->into_ssa - && DECL_P (*from_p) + && TREE_CODE (*from_p) == VAR_DECL && DECL_IGNORED_P (*from_p) && DECL_P (*to_p) && !DECL_IGNORED_P (*to_p)) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index b05391a97c4..3a7b0410ef5 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2010-07-05 Jakub Jelinek <jakub@redhat.com> + + PR c++/44808 + * g++.dg/opt/nrv16.C: New test. + 2010-07-05 Richard Guenther <rguenther@suse.de> PR tree-optimization/44784 diff --git a/gcc/testsuite/g++.dg/opt/nrv16.C b/gcc/testsuite/g++.dg/opt/nrv16.C new file mode 100644 index 00000000000..7b24d4a4ee0 --- /dev/null +++ b/gcc/testsuite/g++.dg/opt/nrv16.C @@ -0,0 +1,16 @@ +// PR c++/44808 +// { dg-do compile } + +struct S +{ + void *a, *b; + int c; +}; + +S +foo () +{ + S x; + S y = x; + return x; +} |