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| author | Richard Guenther <rguenther@suse.de> | 2005-10-06 16:20:14 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2005-10-06 16:20:14 +0000 |
| commit | 098209a9d6739613a451914fd102a9bf6c2d4281 (patch) | |
| tree | 5142d432885fa6dc1550e912d748399ee03dcc30 /gcc | |
| parent | 3b138408de876d34b13d42dc10acc16d061c1e52 (diff) | |
| download | gcc-098209a9d6739613a451914fd102a9bf6c2d4281.zip gcc-098209a9d6739613a451914fd102a9bf6c2d4281.tar.gz gcc-098209a9d6739613a451914fd102a9bf6c2d4281.tar.bz2 | |
re PR tree-optimization/24238 (ICE: verify_ssa failed "statement makes a memory store, but has no V_MAY_DEFS nor V_MUST_DEFS")
2005-10-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/24238
* tree-ssa-alias.c (find_used_portions): Handle PARAM_DECL.
* g++.dg/tree-ssa/pr24238.C: New testcase.
From-SVN: r105043
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/tree-ssa/pr24238.C | 13 | ||||
| -rw-r--r-- | gcc/tree-ssa-alias.c | 1 |
4 files changed, 24 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e03453b..5ddf69b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-10-06 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/24238 + * tree-ssa-alias.c (find_used_portions): Handle PARAM_DECL. + 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com> * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 71b4ecb..4d96427 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2005-10-06 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/24238 + * g++.dg/tree-ssa/pr24238.C: New testcase. + 2005-10-07 Erik Edelmann <erik.edelmann@iki.fi> PR 18568 diff --git a/gcc/testsuite/g++.dg/tree-ssa/pr24238.C b/gcc/testsuite/g++.dg/tree-ssa/pr24238.C new file mode 100644 index 0000000..3fdd578 --- /dev/null +++ b/gcc/testsuite/g++.dg/tree-ssa/pr24238.C @@ -0,0 +1,13 @@ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +typedef struct SDL_Rect { + unsigned short w, h; +}SDL_Rect; +SDL_Rect *location(); +SDL_Rect inner_location() +{ + SDL_Rect r = *location(); + r.w -= 1; + return r; +} diff --git a/gcc/tree-ssa-alias.c b/gcc/tree-ssa-alias.c index 30c1e9d..8ce285f 100644 --- a/gcc/tree-ssa-alias.c +++ b/gcc/tree-ssa-alias.c @@ -2765,6 +2765,7 @@ find_used_portions (tree *tp, int *walk_subtrees, void *data ATTRIBUTE_UNUSED) break; case VAR_DECL: case PARM_DECL: + case RESULT_DECL: { tree var = *tp; if (DECL_SIZE (var) |