Module Name: src Committed By: rin Date: Wed Apr 29 11:08:40 UTC 2020
Modified Files: src/doc: HACKS Log Message: PR toolchain/54820 PR toolchain/54877 earmv7hf{,eb}: compile gdb/dwarf2expr.c with -O0 for GCC8 http://cvsweb.netbsd.org/bsdweb.cgi/src/external/gpl3/gdb/lib/libgdb/Makefile#rev1.22 To generate a diff of this commit: cvs rdiff -u -r1.201 -r1.202 src/doc/HACKS Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/doc/HACKS diff -u src/doc/HACKS:1.201 src/doc/HACKS:1.202 --- src/doc/HACKS:1.201 Sun Apr 12 17:49:00 2020 +++ src/doc/HACKS Wed Apr 29 11:08:40 2020 @@ -1,4 +1,4 @@ -# $NetBSD: HACKS,v 1.201 2020/04/12 17:49:00 leot Exp $ +# $NetBSD: HACKS,v 1.202 2020/04/29 11:08:40 rin Exp $ # # This file is intended to document workarounds for currently unsolved # (mostly) compiler bugs. @@ -975,3 +975,14 @@ descr Disable optimization on tc.c, loge /dist/llvm/include/llvm/CodeGen/MachineFrameInfo.h", line 495, \ function "__int64_t llvm::MachineFrameInfo::getObjectOffset(int) const" kcah + +port earmv7hf* +hack compile gdb/dwarf2expr.c with -O0 for GCC8 (toolchain/54820 and 54877) +cdate Wed Apr 29 11:04:58 UTC 2020 +who rin +file src/external/gpl3/gdb/lib/libgdb/Makefile: 1.22 +descr GCC 8.4 miscompiles dwarf2expr.c with -O2 or -O1, which results in + crashes with 'gdb_exception_RETURN_MASK_ERROR'. Note that this occurs + only for earmv7hf{,eb} as far as I can see. Neither earmv6hf{,eb} nor + earmv7{,eb} (softfloat) are affected. +kcah