I thought we only had XPASSes.
XPASS: gcc.dg/guality/pr41353-1.c -O0 line 28 j == 28 + 37
FAIL: gcc.dg/guality/pr41353-1.c -O1 line 28 i1 == 2 * 37
FAIL: gcc.dg/guality/pr41353-1.c -O1 line 28 i2 == 3 * 37
FAIL: gcc.dg/guality/pr41353-1.c -O2 line 28 i1 == 2 * 37
FAIL: gcc.dg/guality/pr41353-1.c -O2 line 28 i2 == 3 * 37
FAIL: gcc.dg/guality/pr41353-1.c -O3 -fomit-frame-pointer line 28 i1 == 2 *
37
FAIL: gcc.dg/guality/pr41353-1.c -O3 -fomit-frame-pointer line 28 i2 == 3 *
37
FAIL: gcc.dg/guality/pr41353-1.c -O3 -g line 28 i1 == 2 * 37
FAIL: gcc.dg/guality/pr41353-1.c -O3 -g line 28 i2 == 3 * 37
FAIL: gcc.dg/guality/pr41353-1.c -Os line 28 i1 == 2 * 37
FAIL: gcc.dg/guality/pr41353-1.c -Os line 28 i2 == 3 * 37
FAIL: gcc.dg/guality/pr41353-1.c -O2 -flto line 28 i == 37
FAIL: gcc.dg/guality/pr41353-1.c -O2 -flto line 28 i1 == 2 * 37
FAIL: gcc.dg/guality/pr41353-1.c -O2 -flto line 28 i2 == 3 * 37
FAIL: gcc.dg/guality/pr41353-1.c -O2 -fwhopr line 28 i == 37
FAIL: gcc.dg/guality/pr41353-1.c -O2 -fwhopr line 28 i1 == 2 * 37
FAIL: gcc.dg/guality/pr41353-1.c -O2 -fwhopr line 28 i2 == 3 * 37
$ gdb --version
GNU gdb (GDB) 7.0-debian
log of the -O1 variant:
Executing on host: /obj/trunk-g/gcc/xgcc -B/obj/trunk-g/gcc/
/home/richard/src/trunk/gcc/testsuite/gcc.dg/guality/pr41353-1.c -O1 -g -lm
-o ./pr41353-1.exe (timeout = 300)
spawn /obj/trunk-g/gcc/xgcc -B/obj/trunk-g/gcc/
/home/richard/src/trunk/gcc/testsuite/gcc.dg/guality/pr41353-1.c -O1 -g -lm -o
./pr41353-1.exe^M
PASS: gcc.dg/guality/pr41353-1.c -O1 (test for excess errors)
Setting LD_LIBRARY_PATH to :/obj/trunk-g/gcc::/obj/trunk-g/gcc
spawn [open ...]^M
PASS: gcc.dg/guality/pr41353-1.c -O1 execution test
Spawning: gdb -nx -nw -quiet -x pr41353-1.gdb ./pr41353-1.exe
spawn gdb -nx -nw -quiet -x pr41353-1.gdb ./pr41353-1.exe^M
Reading symbols from /obj/trunk-g/gcc/testsuite/gcc/pr41353-1.exe...done.^M
Breakpoint 1 at 0x8048397: file
/home/richard/src/trunk/gcc/testsuite/gcc.dg/guality/pr41353-1.c, line 17.^M
^M
Breakpoint 1, f1 ()^M
at /home/richard/src/trunk/gcc/testsuite/gcc.dg/guality/pr41353-1.c:18^M
18 }^M
$1 = 17^M
$2 = 17^M
A debugging session is active.^M
^M
Inferior 1 [process 4702] will be killed.^M
^M
Quit anyway? (y or n) [answered Y; input not from terminal]^M
PASS: gcc.dg/guality/pr41353-1.c -O1 line 17 vari == 17
Spawning: gdb -nx -nw -quiet -x pr41353-1.gdb ./pr41353-1.exe
spawn gdb -nx -nw -quiet -x pr41353-1.gdb ./pr41353-1.exe^M
Reading symbols from /obj/trunk-g/gcc/testsuite/gcc/pr41353-1.exe...done.^M
Breakpoint 1 at 0x8048397: file
/home/richard/src/trunk/gcc/testsuite/gcc.dg/guality/pr41353-1.c, line 17.^M
^M
Breakpoint 1, f1 ()^M
at /home/richard/src/trunk/gcc/testsuite/gcc.dg/guality/pr41353-1.c:18^M
18 }^M
$1 = 34^M
$2 = 34^M
A debugging session is active.^M
^M
Inferior 1 [process 4713] will be killed.^M
^M
Quit anyway? (y or n) [answered Y; input not from terminal]^M
....
Breakpoint 1, f2 (i=37, j=<value optimized out>)^M
at /home/richard/src/trunk/gcc/testsuite/gcc.dg/guality/pr41353-1.c:29^M
29 }^M
$1 = <value optimized out>^M
$2 = 65^M
A debugging session is active.^M
^M
Inferior 1 [process 4794] will be killed.^M
^M
Quit anyway? (y or n) [answered Y; input not from terminal]^M
<value optimized out> != 65
XFAIL: gcc.dg/guality/pr41353-1.c -O1 line 28 j == 28 + 37
Spawning: gdb -nx -nw -quiet -x pr41353-1.gdb ./pr41353-1.exe
spawn gdb -nx -nw -quiet -x pr41353-1.gdb ./pr41353-1.exe^M
Reading symbols from /obj/trunk-g/gcc/testsuite/gcc/pr41353-1.exe...done.^M
Breakpoint 1 at 0x80483a7: file
/home/richard/src/trunk/gcc/testsuite/gcc.dg/guality/pr41353-1.c, line 28.^M
^M
Breakpoint 1, f2 (i=37, j=<value optimized out>)^M
at /home/richard/src/trunk/gcc/testsuite/gcc.dg/guality/pr41353-1.c:29^M
29 }^M
$1 = <value optimized out>^M
$2 = 74^M
A debugging session is active.^M
^M
Inferior 1 [process 4808] will be killed.^M
^M
Quit anyway? (y or n) [answered Y; input not from terminal]^M
<value optimized out> != 74
FAIL: gcc.dg/guality/pr41353-1.c -O1 line 28 i1 == 2 * 37
Spawning: gdb -nx -nw -quiet -x pr41353-1.gdb ./pr41353-1.exe
spawn gdb -nx -nw -quiet -x pr41353-1.gdb ./pr41353-1.exe^M
it seems we lack debug information for a parameter of a non-inlined
function which is clearly bad.
f2 looks like:
f2 (int i, int j)
{
<bb 2>:
j_3 = j_1(D) + i_2(D);
# DEBUG j => j_3
# DEBUG i1 => i_2(D) * 2
# DEBUG i2 => i_2(D) * 3
return j_3;
in .optimized.
--
Summary: [4.5 Regression] gcc.dg/guality/pr41353-1.c FAILs at -
On, n > 0
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Keywords: wrong-debug
Severity: normal
Priority: P3
Component: debug
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: rguenth at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42648
