RE: [r13-3172 Regression] FAIL:libgomp.oacc-c../../libgomp.oacc-c-c..-common/kernels-loop-g.c -DACC_DEVICE_TYPE_host=1 -DACC_MEM_SHARED=1 -foffload=disable -O2 (test for excess errors) on Linux/x86_64

[Eugene Rozenfeld <Eugene.Rozenfeld@microsoft.com>]

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That commit had a bug that was fixed in https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=80f414e6d73f9f1683f93d83ce63a6a482e54bee

Was that fix included in your GCC build?

From: Jiang, Haochen <haochen.jiang@intel.com>
Sent: Sunday, October 16, 2022 8:09 PM
To: gcc-patches@gcc.gnu.org; Eugene Rozenfeld <Eugene.Rozenfeld@microsoft.com>; Jiang, Haochen <haochen.jiang@intel.com>; gcc-regression@gcc.gnu.org
Subject: [EXTERNAL] [r13-3172 Regression] FAIL:libgomp.oacc-c../../libgomp.oacc-c-c..-common/kernels-loop-g.c -DACC_DEVICE_TYPE_host=1 -DACC_MEM_SHARED=1 -foffload=disable -O2 (test for excess errors) on Linux/x86_64

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On Linux/x86_64,

f30e9fd33e56a5a721346ea6140722e1b193db42 is the first bad commit
commit f30e9fd33e56a5a721346ea6140722e1b193db42
Author: Eugene Rozenfeld <erozen@microsoft.com<mailto:erozen@microsoft.com>>
Date:   Thu Apr 21 16:43:24 2022 -0700

    Set discriminators for call stmts on the same line within the same basic block.

caused

FAIL: libgomp.oacc-c../../libgomp.oacc-c-c..-common/kernels-loop-g.c -DACC_DEVICE_TYPE_host=1 -DACC_MEM_SHARED=1 -foffload=disable  -O2  (test for excess errors)

with GCC configured with

../../gcc/configure --prefix=/export/users/haochenj/src/gcc-bisect/master/master/r13-2288/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="c++.exp=libgomp.oacc-c-c++-common/kernels-loop-g.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="c++.exp=libgomp.oacc-c-c++-common/kernels-loop-g.c --target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="c++.exp=libgomp.oacc-c-c++-common/kernels-loop-g.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="c++.exp=libgomp.oacc-c-c++-common/kernels-loop-g.c --target_board='unix{-m64\ -march=cascadelake}'"