https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92991
Bug ID: 92991
Summary: [10 regression] g++.dg/ubsan/vptr-4.C fails starting
with r279473
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: testsuite
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at gcc dot gnu.org
Target Milestone: ---
spawn -ignore SIGHUP
/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never -fdiagnostics-urls=never -nostdinc++
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test/libstdc++-v3/testsuite/util -fmessage-length=0 -O0
-std=c++11 -fsanitize=vptr -S -o vptr-4.s
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C: In member
function 'constexpr const T* T::foo() const':
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:18:49: error:
'reinterpret_cast' is not a constant expression
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C: At global scope:
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:22:30: error:
'constexpr const T* T::foo() const' called in a constant expression
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:18:22: note:
'constexpr const T* T::foo() const' declared here
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:42:35: error:
'constexpr const W<U>* W<U>::foo() const [with U = int]' called in a constant
expression
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:38:25: note:
'constexpr const W<U>* W<U>::foo() const [with U = int]' is not usable as a
'constexpr' function because:
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:38:55: error:
'reinterpret_cast' is not a constant expression
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C: In instantiation
of 'int foo() [with U = char]':
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:54:21: required
from here
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:48:39: error:
'constexpr const T* T::foo() const' called in a constant expression
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:18:22: note:
'constexpr const T* T::foo() const' declared here
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:50:42: error:
'constexpr const W<U>* W<U>::foo() const [with U = char]' called in a constant
expression
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:38:25: note:
'constexpr const W<U>* W<U>::foo() const [with U = char]' is not usable as a
'constexpr' function because:
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:38:55: error:
'reinterpret_cast' is not a constant expression
compiler exited with status 1
PASS: g++.dg/ubsan/vptr-4.C -O0 (test for errors, line 18)
PASS: g++.dg/ubsan/vptr-4.C -O0 (test for errors, line 22)
PASS: g++.dg/ubsan/vptr-4.C -O0 (test for errors, line 42)
PASS: g++.dg/ubsan/vptr-4.C -O0 (test for errors, line 48)
PASS: g++.dg/ubsan/vptr-4.C -O0 (test for errors, line 50)
Executing on host: /home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../
exceptions_enabled9250.c -fno-diagnostics-show-caret
-fno-diagnostics-show-line-numbers -fdiagnostics-color=never
-fdiagnostics-urls=never -nostdinc++
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test/libstdc++-v3/testsuite/util -fmessage-length=0 -S
-o exceptions_enabled9250.s (timeout = 300)
spawn -ignore SIGHUP
/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../
exceptions_enabled9250.c -fno-diagnostics-show-caret
-fno-diagnostics-show-line-numbers -fdiagnostics-color=never
-fdiagnostics-urls=never -nostdinc++
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test/libstdc++-v3/testsuite/util -fmessage-length=0 -S
-o exceptions_enabled9250.s
FAIL: g++.dg/ubsan/vptr-4.C -O0 (test for excess errors)
Excess errors:
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:38:55: error:
'reinterpret_cast' is not a constant expression
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ubsan/vptr-4.C:38:55: error:
'reinterpret_cast' is not a constant expression
