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author | Richard Guenther <rguenther@suse.de> | 2008-02-17 15:06:53 +0000 |
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committer | Richard Biener <rguenth@gcc.gnu.org> | 2008-02-17 15:06:53 +0000 |
commit | f0a77246d3d8bdf1e72502ed94c6f8c56e45333d (patch) | |
tree | 2d5e1161b4800aa52bde6044527705c5a433fe4a | |
parent | e09deb1401d411beebe1f56c8435bb9af8e1f4cc (diff) | |
download | gcc-f0a77246d3d8bdf1e72502ed94c6f8c56e45333d.zip gcc-f0a77246d3d8bdf1e72502ed94c6f8c56e45333d.tar.gz gcc-f0a77246d3d8bdf1e72502ed94c6f8c56e45333d.tar.bz2 |
re PR middle-end/35227 (gcc ICEs for functions with unused complex argument)
2008-02-17 Richard Guenther <rguenther@suse.de>
PR middle-end/35227
* tree-complex.c (init_parameter_lattice_values): Handle parameters
without default definition.
* gcc.dg/torture/pr35227.c: New testcase.
From-SVN: r132379
-rw-r--r-- | gcc/ChangeLog | 6 | ||||
-rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/testsuite/gcc.dg/torture/pr35227.c | 9 | ||||
-rw-r--r-- | gcc/tree-complex.c | 13 |
4 files changed, 26 insertions, 7 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 946eb6a..2b3033e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2008-02-17 Richard Guenther <rguenther@suse.de> + PR middle-end/35227 + * tree-complex.c (init_parameter_lattice_values): Handle parameters + without default definition. + +2008-02-17 Richard Guenther <rguenther@suse.de> + PR tree-optimization/35231 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0 if A | B != 1. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index c167949..7f8b32a 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,10 @@ 2008-02-17 Richard Guenther <rguenther@suse.de> + PR middle-end/35227 + * gcc.dg/torture/pr35227.c: New testcase. + +2008-02-17 Richard Guenther <rguenther@suse.de> + PR tree-optimization/35231 * gcc.c-torture/execute/pr35231.c: New testcase. diff --git a/gcc/testsuite/gcc.dg/torture/pr35227.c b/gcc/testsuite/gcc.dg/torture/pr35227.c new file mode 100644 index 0000000..d951d25 --- /dev/null +++ b/gcc/testsuite/gcc.dg/torture/pr35227.c @@ -0,0 +1,9 @@ +/* { dg-do compile } */ + +mandel(double _Complex C) +{ + int py; + C = (__extension__ 1.0iF) * (double)py; + return cabs(C); /* { dg-warning "incompatible" } */ +} + diff --git a/gcc/tree-complex.c b/gcc/tree-complex.c index a1964ee..b9c7ebc 100644 --- a/gcc/tree-complex.c +++ b/gcc/tree-complex.c @@ -161,15 +161,14 @@ is_complex_reg (tree lhs) static void init_parameter_lattice_values (void) { - tree parm; + tree parm, ssa_name; for (parm = DECL_ARGUMENTS (cfun->decl); parm ; parm = TREE_CHAIN (parm)) - if (is_complex_reg (parm) && var_ann (parm) != NULL) - { - tree ssa_name = gimple_default_def (cfun, parm); - VEC_replace (complex_lattice_t, complex_lattice_values, - SSA_NAME_VERSION (ssa_name), VARYING); - } + if (is_complex_reg (parm) + && var_ann (parm) != NULL + && (ssa_name = gimple_default_def (cfun, parm)) != NULL_TREE) + VEC_replace (complex_lattice_t, complex_lattice_values, + SSA_NAME_VERSION (ssa_name), VARYING); } /* Initialize DONT_SIMULATE_AGAIN for each stmt and phi. Return false if |