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| author | Jakub Jelinek <jakub@redhat.com> | 2016-01-08 11:13:23 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2016-01-08 11:13:23 +0100 |
| commit | 22518428af7aadf1ec1f5ba957e7ac4c8e9a6acb (patch) | |
| tree | 28cc9453c1cb60d797d702d0a26b6a907aec8c00 | |
| parent | 80e9b3aaac461dac31b8a3990ac6e820d5bce54d (diff) | |
| download | gcc-22518428af7aadf1ec1f5ba957e7ac4c8e9a6acb.zip gcc-22518428af7aadf1ec1f5ba957e7ac4c8e9a6acb.tar.gz gcc-22518428af7aadf1ec1f5ba957e7ac4c8e9a6acb.tar.bz2 | |
re PR tree-optimization/69172 (ICE in make_ssa_name_fn, at tree-ssanames.c:266)
PR tree-optimization/69172
* gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
gimple_build.
* gcc.dg/pr69172.c: New test.
From-SVN: r232155
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/gimple-fold.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr69172.c | 45 |
4 files changed, 58 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b9c6daf..ee2f4a9 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2016-01-08 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69172 + * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to + gimple_build. + 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com> PR tree-optimization/67781 diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c index f656502..2f379be 100644 --- a/gcc/gimple-fold.c +++ b/gcc/gimple-fold.c @@ -1710,7 +1710,8 @@ gimple_fold_builtin_memory_chk (gimple_stmt_iterator *gsi, { gimple_seq stmts = NULL; len = gimple_convert_to_ptrofftype (&stmts, loc, len); - tree temp = gimple_build (&stmts, loc, POINTER_PLUS_EXPR, dest, len); + tree temp = gimple_build (&stmts, loc, POINTER_PLUS_EXPR, + TREE_TYPE (dest), dest, len); gsi_insert_seq_before (gsi, stmts, GSI_SAME_STMT); replace_call_with_value (gsi, temp); return true; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 6b30af0..672a496 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2016-01-08 Jakub Jelinek <jakub@redhat.com> + + PR tree-optimization/69172 + * gcc.dg/pr69172.c: New test. + 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com> PR tree-optimization/67781 diff --git a/gcc/testsuite/gcc.dg/pr69172.c b/gcc/testsuite/gcc.dg/pr69172.c new file mode 100644 index 0000000..c0e7463 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr69172.c @@ -0,0 +1,45 @@ +/* PR tree-optimization/69172 */ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +int a; + +void * +f1 (void) +{ + int *b = &a, *c = &a; + return __builtin___mempcpy_chk (b, c, sizeof (int), 0); +} + +void * +f2 (void) +{ + int *b = &a; + return __builtin___mempcpy_chk (b, b, sizeof (int), 0); +} + +void * +f3 (void) +{ + return __builtin___mempcpy_chk (&a, &a, sizeof (int), 0); +} + +void * +f4 (int x) +{ + int *b = &a, *c = &a; + return __builtin___mempcpy_chk (b, c, x, 0); +} + +void * +f5 (int x) +{ + int *b = &a; + return __builtin___mempcpy_chk (b, b, x, 0); +} + +void * +f6 (int x) +{ + return __builtin___mempcpy_chk (&a, &a, x, 0); +} |