From dab9b85862660c536bf1f379ea336a589c179bb2 Mon Sep 17 00:00:00 2001 From: jakub Date: Mon, 5 Nov 2007 08:44:23 +0000 Subject: [PATCH] PR tree-optimization/33856 * tree-data-ref.c (get_references_in_stmt): Don't add REFERENCE_CLASS_P trees to references vector if get_base_address returns NULL on them. * gcc.c-torture/compile/20071027-1.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@129897 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 7 +++++++ gcc/testsuite/ChangeLog | 3 +++ gcc/testsuite/gcc.c-torture/compile/20071027-1.c | 25 ++++++++++++++++++++++++ gcc/tree-data-ref.c | 6 +++--- 4 files changed, 38 insertions(+), 3 deletions(-) create mode 100644 gcc/testsuite/gcc.c-torture/compile/20071027-1.c diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 42c79ff9b97..0b546ded61b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2007-11-05 Jakub Jelinek + + PR tree-optimization/33856 + * tree-data-ref.c (get_references_in_stmt): Don't add + REFERENCE_CLASS_P trees to references vector if get_base_address + returns NULL on them. + 2007-11-05 Alexandre Oliva * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 69d30f90b9e..f8f4ed13ae0 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2007-11-05 Jakub Jelinek + PR tree-optimization/33856 + * gcc.c-torture/compile/20071027-1.c: New test. + PR c++/33836 * g++.dg/ext/label10.C: New test. diff --git a/gcc/testsuite/gcc.c-torture/compile/20071027-1.c b/gcc/testsuite/gcc.c-torture/compile/20071027-1.c new file mode 100644 index 00000000000..c550406216a --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/20071027-1.c @@ -0,0 +1,25 @@ +/* PR tree-optimization/33856 */ +/* Testcase by Martin Michlmayr */ + +typedef struct z_key +{ + int key; + int mask; +} z_key; +typedef struct picture_size +{ + z_key key; +} picture_size; + +void picture_size_new (picture_size *ps) +{ + z_key key; + ps->key = key; +} + +void picture_sizes_load_default (picture_size *ps) +{ + int i; + for (i = 0; i < 5; ++i) + picture_size_new (ps); +} diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c index 17851ee3cd0..bf7d2ab6aea 100644 --- a/gcc/tree-data-ref.c +++ b/gcc/tree-data-ref.c @@ -3913,7 +3913,7 @@ get_references_in_stmt (tree stmt, VEC (data_ref_loc, heap) **references) op1 = &GIMPLE_STMT_OPERAND (stmt, 1); if (DECL_P (*op1) - || REFERENCE_CLASS_P (*op1)) + || (REFERENCE_CLASS_P (*op1) && get_base_address (*op1))) { ref = VEC_safe_push (data_ref_loc, heap, *references, NULL); ref->pos = op1; @@ -3921,7 +3921,7 @@ get_references_in_stmt (tree stmt, VEC (data_ref_loc, heap) **references) } if (DECL_P (*op0) - || REFERENCE_CLASS_P (*op0)) + || (REFERENCE_CLASS_P (*op0) && get_base_address (*op0))) { ref = VEC_safe_push (data_ref_loc, heap, *references, NULL); ref->pos = op0; @@ -3938,7 +3938,7 @@ get_references_in_stmt (tree stmt, VEC (data_ref_loc, heap) **references) op0 = &CALL_EXPR_ARG (call, i); if (DECL_P (*op0) - || REFERENCE_CLASS_P (*op0)) + || (REFERENCE_CLASS_P (*op0) && get_base_address (*op0))) { ref = VEC_safe_push (data_ref_loc, heap, *references, NULL); ref->pos = op0; -- 2.11.0