* [r14-358 Regression] FAIL: gcc.dg/cpp/undef2.c (test for warnings, line 9) on Linux/x86_64
@ 2023-05-02 14:07 haochen.jiang
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From: haochen.jiang @ 2023-05-02 14:07 UTC (permalink / raw)
To: luolongjuna, gcc-regression, gcc-patches, haochen.jiang
On Linux/x86_64,
e7ce7c4905fd254760b1cd187752a03bc0c148ba is the first bad commit
commit e7ce7c4905fd254760b1cd187752a03bc0c148ba
Author: Longjun Luo <luolongjuna@gmail.com>
Date: Sun Apr 30 12:28:06 2023 -0600
[PATCH] libcpp: suppress builtin macro redefined warnings for __LINE__
caused
FAIL: c-c++-common/cpp/pr92296-2.c -Wc++-compat (test for warnings, line 41)
FAIL: gcc.dg/cpp/undef2.c (test for excess errors)
FAIL: gcc.dg/cpp/undef2.c (test for warnings, line 9)
with GCC configured with
../../gcc/configure --prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-358/usr --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl --enable-libmpx x86_64-linux --disable-bootstrap
To reproduce:
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="cpp.exp=c-c++-common/cpp/pr92296-2.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="cpp.exp=c-c++-common/cpp/pr92296-2.c --target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="cpp.exp=c-c++-common/cpp/pr92296-2.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="cpp.exp=c-c++-common/cpp/pr92296-2.c --target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="cpp.exp=gcc.dg/cpp/undef2.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="cpp.exp=gcc.dg/cpp/undef2.c --target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="cpp.exp=gcc.dg/cpp/undef2.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="cpp.exp=gcc.dg/cpp/undef2.c --target_board='unix{-m64\ -march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me at haochen dot jiang at intel.com)
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2023-05-02 14:07 [r14-358 Regression] FAIL: gcc.dg/cpp/undef2.c (test for warnings, line 9) on Linux/x86_64 haochen.jiang
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