[Bug lto/97812] Wrong output when compiling the testcase with -O2 -flto

2020-11-12 Thread qiaopeixin at huawei dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97812 --- Comment #4 from qiaopeixin at huawei dot com --- (In reply to Martin Liška from comment #2) > Which git revision of GCC 11 do you use? Test it using GCC 11 with commit id 3c3beb1a8137460bc485f9fbe3be8b21ee7f91a2 just now and it also fa

[Bug lto/97812] Wrong output when compiling the testcase with -O2 -flto

2020-11-12 Thread qiaopeixin at huawei dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97812 --- Comment #3 from qiaopeixin at huawei dot com --- (In reply to Jakub Jelinek from comment #1) > On which target? Can't reproduce on x86_64-linux. aarch64

[Bug lto/97812] New: Wrong output when compiling the testcase with -O2 -flto

2020-11-12 Thread qiaopeixin at huawei dot com via Gcc-bugs
Priority: P3 Component: lto Assignee: unassigned at gcc dot gnu.org Reporter: qiaopeixin at huawei dot com CC: marxin at gcc dot gnu.org Target Milestone: --- Hi, gcc-trunk outputs wrong result when compiling the following testcase with -O2 -flto: #include

[Bug target/96479] AArch64: return SIMD register with -mgeneral-regs-only

2020-08-20 Thread qiaopeixin at huawei dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96479 --- Comment #6 from qiaopeixin at huawei dot com --- Fix on https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=a5a635fc4331b6d5f1a1e688e1153abd2ff194a5

[Bug target/96479] AArch64: return SIMD register with -mgeneral-regs-only

2020-08-05 Thread qiaopeixin at huawei dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96479 --- Comment #2 from qiaopeixin at huawei dot com --- (In reply to Richard Biener from comment #1) > If -mgeneral-regs-only is not supposed to be an ABI changing option then the > compiler has to reject code using non-general regs.

[Bug target/96479] New: AArch64: return SIMD register with -mgeneral-regs-only

2020-08-05 Thread qiaopeixin at huawei dot com
Component: target Assignee: unassigned at gcc dot gnu.org Reporter: qiaopeixin at huawei dot com Target Milestone: --- Created attachment 49001 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49001&action=edit aarch64: vector incompatible with -mgeneral-regs-only Hi