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From: "sunil.k.pandey" <skpandey@sc.intel.com> To: gcc-patches@gcc.gnu.org, gcc-regression@gcc.gnu.org, rguenther@suse.de Subject: [r12-7670 Regression] FAIL: g++.dg/tree-ssa/pr86544.C -std=gnu++98 scan-tree-dump-times phiopt4 "if" 0 on Linux/x86_64 Date: Wed, 16 Mar 2022 11:38:46 -0700 [thread overview] Message-ID: <20220316183846.B52C82864701@gskx-2.sc.intel.com> (raw) On Linux/x86_64, f6fb661ea8ac7e17c6924719de6219f002c4efef is the first bad commit commit f6fb661ea8ac7e17c6924719de6219f002c4efef Author: Richard Biener <rguenther@suse.de> Date: Wed Mar 16 13:39:31 2022 +0100 tree-optimization/102008 - restore if-conversion of adjacent loads caused FAIL: gcc.dg/tree-ssa/phi-opt-21.c scan-tree-dump phiopt4 "converted to straightline code" FAIL: gcc.dg/tree-ssa/popcount3.c scan-tree-dump-times phiopt4 "if" 0 FAIL: gcc.dg/tree-ssa/pr18134.c scan-tree-dump-times optimized "= a_..D. != 0" 1 FAIL: gcc.dg/tree-ssa/pr96480.c scan-tree-dump optimized " = _[0-9]* <= 3;" FAIL: gcc.dg/tree-ssa/sccp-2.c scan-tree-dump-times optimized "bb" 1 FAIL: gcc.dg/tree-ssa/ssa-hoist-4.c scan-tree-dump-times optimized "MAX_EXPR" 1 FAIL: gcc.target/i386/pr95852-1.c scan-assembler-times \tjn?o\t 16 FAIL: gcc.target/i386/pr95852-1.c scan-assembler-times \tsetno\t 8 FAIL: gcc.target/i386/pr95852-1.c scan-assembler-times \tseto\t 8 FAIL: gcc.target/i386/pr95852-2.c scan-assembler-times \tjn?o\t 16 FAIL: gcc.target/i386/pr95852-2.c scan-assembler-times \tseto\t 8 FAIL: gcc.target/i386/pr95852-3.c scan-assembler-times \tjn?o\t 16 FAIL: gcc.target/i386/pr95852-3.c scan-assembler-times \tsetno\t 8 FAIL: gcc.target/i386/pr95852-3.c scan-assembler-times \tseto\t 8 FAIL: gcc.target/i386/pr95852-4.c scan-assembler-times \tjn?o\t 16 FAIL: gcc.target/i386/pr95852-4.c scan-assembler-times \tseto\t 8 FAIL: g++.dg/tree-ssa/pr86544.C -std=gnu++14 scan-tree-dump-times phiopt4 "if" 0 FAIL: g++.dg/tree-ssa/pr86544.C -std=gnu++17 scan-tree-dump-times phiopt4 "if" 0 FAIL: g++.dg/tree-ssa/pr86544.C -std=gnu++20 scan-tree-dump-times phiopt4 "if" 0 FAIL: g++.dg/tree-ssa/pr86544.C -std=gnu++98 scan-tree-dump-times phiopt4 "if" 0 with GCC configured with ../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-7670/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="tree-ssa.exp=gcc.dg/tree-ssa/phi-opt-21.c --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/phi-opt-21.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/phi-opt-21.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/phi-opt-21.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/popcount3.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/popcount3.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr18134.c --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr18134.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr18134.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr18134.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr96480.c --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr96480.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr96480.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/pr96480.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/sccp-2.c --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/sccp-2.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/sccp-2.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/sccp-2.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/ssa-hoist-4.c --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/ssa-hoist-4.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/ssa-hoist-4.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/ssa-hoist-4.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-1.c --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-1.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-1.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-1.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-2.c --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-2.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-2.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-2.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-3.c --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-3.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-3.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-3.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-4.c --target_board='unix{-m32}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-4.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-4.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr95852-4.c --target_board='unix{-m64\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/pr86544.C --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/tree-ssa/pr86544.C --target_board='unix{-m64\ -march=cascadelake}'" (Please do not reply to this email, for question about this report, contact me at skpgkp2 at gmail dot com)
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