https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71299
Bug ID: 71299
Summary: [7 regression] test case gcc.dg/torture/pr69909.c
fails with ICE starting with r236634
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at linux dot vnet.ibm.com
Target Milestone: ---
This fails on both BE and LE.
Here is one example of the six similar failures (with different compilation
options) for this test case:
Executing on host: /home/seurer/gcc/build/gcc-test2/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test2/gcc/
/home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/torture/pr69909.c
-fno-diagnostics-show-caret -fdiagnostics-color=never -O0 -w -lm -o
./pr69909.exe (timeout = 300)
spawn /home/seurer/gcc/build/gcc-test2/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test2/gcc/
/home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/torture/pr69909.c
-fno-diagnostics-show-caret -fdiagnostics-color=never -O0 -w -lm -o
./pr69909.exe
PASS: gcc.dg/torture/pr69909.c -O0 (test for excess errors)
Setting LD_LIBRARY_PATH to
:/home/seurer/gcc/build/gcc-test2/gcc::/home/seurer/gcc/build/gcc-test2/gcc:/home/wschmidt/gcc/install/gcc-5_1/lib64
spawn [open ...]
PASS: gcc.dg/torture/pr69909.c -O0 execution test
Executing on host: /home/seurer/gcc/build/gcc-test2/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test2/gcc/
/home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/torture/pr69909.c
-fno-diagnostics-show-caret -fdiagnostics-color=never -O1 -w -lm -o
./pr69909.exe (timeout = 300)
spawn /home/seurer/gcc/build/gcc-test2/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test2/gcc/
/home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/torture/pr69909.c
-fno-diagnostics-show-caret -fdiagnostics-color=never -O1 -w -lm -o
./pr69909.exe
/home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/torture/pr69909.c: In function
'foo':
/home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/torture/pr69909.c:10:1: error:
definition in block 2 follows the use
for SSA_NAME: _13 in statement:
_3 = _13 * 2;
/home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/torture/pr69909.c:10:1:
internal compiler error: verify_ssa failed
0x10b093b3 verify_ssa(bool, bool)
/home/seurer/gcc/gcc-test2/gcc/tree-ssa.c:1039
0x107853af execute_function_todo
/home/seurer/gcc/gcc-test2/gcc/passes.c:1971
0x10785fd3 do_per_function
/home/seurer/gcc/gcc-test2/gcc/passes.c:1648
0x107862ef execute_todo
/home/seurer/gcc/gcc-test2/gcc/passes.c:2016
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.
compiler exited with status 1
