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| author | Jakub Jelinek <jakub@redhat.com> | 2010-07-05 16:42:20 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2010-07-05 16:42:20 +0200 |
| commit | f2896bc9618bdc052563ee59d479b425a8442943 (patch) | |
| tree | 7dc32d4b6c0e36ca6c9f3402d02e8fc90196cb84 /gcc | |
| parent | cfe6dea201b66d256b3f36d22f938fd3daf0bed9 (diff) | |
| download | gcc-f2896bc9618bdc052563ee59d479b425a8442943.zip gcc-f2896bc9618bdc052563ee59d479b425a8442943.tar.gz gcc-f2896bc9618bdc052563ee59d479b425a8442943.tar.bz2 | |
re PR c++/44808 (ICE: tree check: expected var_decl, have result_decl in gimplify_modify_expr)
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.
From-SVN: r161838
Diffstat (limited to 'gcc')
| -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 a1b5a42..3e7eaa3 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 5559f0e..4440af5 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 b05391a..3a7b041 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 0000000..7b24d4a --- /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; +} |