[Bug c++/53050] ssa_forward_propagate_and_combine: segmentation fault
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53050 Markus Trippelsdorf changed: What|Removed |Added Status|REOPENED|RESOLVED Resolution|--- |FIXED --- Comment #10 from Markus Trippelsdorf --- The issue from comment 8 is tracked by PR68305. Closing this one.
[Bug c++/53050] ssa_forward_propagate_and_combine: segmentation fault
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53050 David Binderman changed: What|Removed |Added Status|RESOLVED|REOPENED Resolution|FIXED |--- --- Comment #8 from David Binderman --- Seems to go wrong with gcc trunk dated 2015 /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:112:10: int ernal compiler error: tree check: expected class ‘expression’, have ‘exceptional ’ (ssa_name) in tree_operand_check, at tree.h:3436 0x10114c7 tree_class_check_failed(tree_node const*, tree_code_class, char const* , int, char const*) ../../src/trunk/gcc/tree.c:9638 0xfe85d2 expr_check(tree_node*, char const*, int, char const*) ../../src/trunk/gcc/tree.h:3107 0xfe85d2 tree_operand_check(tree_node*, int, char const*, int, char const*) ../../src/trunk/gcc/tree.h:3436 0xfe85d2 vect_get_constant_vectors ../../src/trunk/gcc/tree-vect-slp.c:2746 It compiled ok a few days ago.
[Bug c++/53050] ssa_forward_propagate_and_combine: segmentation fault
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53050
Markus Trippelsdorf changed:
What|Removed |Added
CC||trippels at gcc dot gnu.org
--- Comment #9 from Markus Trippelsdorf ---
Quick reduction, several uninitialized vars.
markus@x4 tmp % cat b.ii
class A;
class B {
public:
B(A *);
};
template char saturate_cast(int p1) { return p1 > 0; }
class A {
virtual void operator()(const unsigned char **, unsigned char *);
};
struct C : A {
C(int) {}
void operator()(const unsigned char **, unsigned char *p2) {
int i, a;
double b;
int *c;
unsigned char *D = p2;
for (; i; i += 2) {
int d = a + c[i], e = a + c[i + 1];
D[i] = saturate_cast(d * b);
D[i + 1] = saturate_cast(e * b);
}
}
};
int f;
void getColumnSumFilter() { B(new C(f)); }
markus@x4 tmp % g++ -O3 -c b.ii
b.ii: In member function ‘virtual void C::operator()(const unsigned char**,
unsigned char*)’:
b.ii:12:8: internal compiler error: tree check: expected class ‘expression’,
have ‘exceptional’ (ssa_name) in tree_operand_check, at tree.h:3436
void operator()(const unsigned char **, unsigned char *p2) {
^
0xf398a7 tree_class_check_failed(tree_node const*, tree_code_class, char
const*, int, char const*)
../../gcc/gcc/tree.c:9638
0xf12861 expr_check(tree_node*, char const*, int, char const*)
../../gcc/gcc/tree.h:3107
0xf12861 tree_operand_check(tree_node*, int, char const*, int, char const*)
../../gcc/gcc/tree.h:3436
0xf12861 vect_get_constant_vectors
../../gcc/gcc/tree-vect-slp.c:2744
0xf12bb3 vect_get_slp_defs(vec, _slp_tree*,
vec, va_heap, vl_ptr>*, int)
../../gcc/gcc/tree-vect-slp.c:3025
0xee249a vectorizable_condition(gimple*, gimple_stmt_iterator*, gimple**,
tree_node*, int, _slp_tree*)
../../gcc/gcc/tree-vect-stmts.c:7389
0xef4998 vect_transform_stmt(gimple*, gimple_stmt_iterator*, bool*, _slp_tree*,
_slp_instance*)
../../gcc/gcc/tree-vect-stmts.c:8020
0xf0bd7d vect_schedule_slp_instance
../../gcc/gcc/tree-vect-slp.c:3482
0xf0bbd9 vect_schedule_slp_instance
../../gcc/gcc/tree-vect-slp.c:3363
0xf0bbd9 vect_schedule_slp_instance
../../gcc/gcc/tree-vect-slp.c:3363
0xf0d886 vect_schedule_slp(vec_info*)
../../gcc/gcc/tree-vect-slp.c:3547
0xefab65 vect_transform_loop(_loop_vec_info*)
../../gcc/gcc/tree-vect-loop.c:6619
0xf15287 vectorize_loops()
../../gcc/gcc/tree-vectorizer.c:533
[Bug c++/53050] ssa_forward_propagate_and_combine: segmentation fault
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53050 David Binderman dcb314 at hotmail dot com changed: What|Removed |Added Status|RESOLVED|REOPENED Resolution|FIXED | --- Comment #6 from David Binderman dcb314 at hotmail dot com 2013-05-08 08:27:18 UTC --- I tried the same C++ source code on trunk from 20130508 and I got /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp: In function ‘void cv::medianBlur_SortNet(const cv::Mat, cv::Mat, int) [with Op = cv::MinMax16u; VecOp = cv::MinMaxVec16u]’: /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7121 = _4220 + iftmp.108_26; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7133 = _4187 + iftmp.111_27; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7111 = _50 + iftmp.108_26; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7123 = _782 + iftmp.111_27; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7113 = _3912 + iftmp.108_26; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7125 = _3745 + iftmp.111_27; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7115 = _2356 + iftmp.108_26; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7127 = _2274 + iftmp.111_27; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7117 = _3261 + iftmp.108_26; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7129 = _4117 + iftmp.111_27; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7119 = _761 + iftmp.108_26; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: error: invalid (pointer) operands to plus/minus slsr_7131 = _256 + iftmp.111_27; /home/dcb/rpmbuild/BUILD/OpenCV-2.3.1/modules/imgproc/src/smooth.cpp:1010:1: internal compiler error: verify_gimple failed 0xacc9b9 verify_gimple_in_cfg(function*) ../../src/trunk/gcc/tree-cfg.c:4792 0xa018f7 execute_function_todo ../../src/trunk/gcc/passes.c:1969 0xa022c7 execute_todo ../../src/trunk/gcc/passes.c:2002 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See http://gcc.gnu.org/bugs.html for instructions. This compiled ok on 20130505, so something has gone wrong in the last few days.
[Bug c++/53050] ssa_forward_propagate_and_combine: segmentation fault
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53050 Richard Biener rguenth at gcc dot gnu.org changed: What|Removed |Added Status|REOPENED|RESOLVED Resolution||FIXED --- Comment #7 from Richard Biener rguenth at gcc dot gnu.org 2013-05-08 08:42:53 UTC --- Confirmed - but this is a different bug in SLSR - PR57203.
[Bug c++/53050] ssa_forward_propagate_and_combine: segmentation fault
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53050 Richard Guenther rguenth at gcc dot gnu.org changed: What|Removed |Added CC||hjl.tools at gmail dot com --- Comment #5 from Richard Guenther rguenth at gcc dot gnu.org 2012-04-23 10:37:28 UTC --- *** Bug 53032 has been marked as a duplicate of this bug. ***
[Bug c++/53050] ssa_forward_propagate_and_combine: segmentation fault
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53050 Richard Guenther rguenth at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed||2012-04-20 AssignedTo|unassigned at gcc dot |rguenth at gcc dot gnu.org |gnu.org | Ever Confirmed|0 |1 --- Comment #2 from Richard Guenther rguenth at gcc dot gnu.org 2012-04-20 09:14:14 UTC --- I have a patch.
[Bug c++/53050] ssa_forward_propagate_and_combine: segmentation fault
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53050 --- Comment #3 from Richard Guenther rguenth at gcc dot gnu.org 2012-04-20 10:17:54 UTC --- Author: rguenth Date: Fri Apr 20 10:17:46 2012 New Revision: 186620 URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=186620 Log: 2012-04-20 Richard Guenther rguent...@suse.de PR tree-optimization/53050 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Do only one transform on COND_EXPRs at the same time. Modified: trunk/gcc/ChangeLog trunk/gcc/tree-ssa-forwprop.c
[Bug c++/53050] ssa_forward_propagate_and_combine: segmentation fault
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53050 Richard Guenther rguenth at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution||FIXED --- Comment #4 from Richard Guenther rguenth at gcc dot gnu.org 2012-04-20 10:20:05 UTC --- Fixed.
[Bug c++/53050] ssa_forward_propagate_and_combine: segmentation fault
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53050 --- Comment #1 from dcb dcb314 at hotmail dot com 2012-04-19 20:02:12 UTC --- Created attachment 27196 -- http://gcc.gnu.org/bugzilla/attachment.cgi?id=27196 gzipped C++ source code
