diff options
Diffstat (limited to 'devel/llvm60/files/patch-head-r308867.diff')
| -rw-r--r-- | devel/llvm60/files/patch-head-r308867.diff | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/devel/llvm60/files/patch-head-r308867.diff b/devel/llvm60/files/patch-head-r308867.diff deleted file mode 100644 index 07efefa7c899..000000000000 --- a/devel/llvm60/files/patch-head-r308867.diff +++ /dev/null @@ -1,33 +0,0 @@ -r308867 | dim | 2016-11-19 22:05:17 +0100 (Sat, 19 Nov 2016) | 15 lines - -Work around LLVM PR30879, which is about a bad interaction between X86 -Call Frame Optimization on i386 and libunwind, by disallowing the -optimization for i386-freebsd12. - -This should fix some instances of broken exception handling when frame -pointers are omitted, in particular some unittests run during the build -of editors/libreoffice. - -This hack will be removed as soon as upstream has implemented a more -permanent fix for this problem. - -Upstream PR: https://llvm.org/bugs/show_bug.cgi?id=30879 -Reviewed by: emaste -PR: 212343 - -Index: lib/Target/X86/X86CallFrameOptimization.cpp -=================================================================== ---- lib/Target/X86/X86CallFrameOptimization.cpp (revision 308866) -+++ lib/Target/X86/X86CallFrameOptimization.cpp (revision 308867) -@@ -125,6 +125,11 @@ bool X86CallFrameOptimization::isLegal(MachineFunc - if (NoX86CFOpt.getValue()) - return false; - -+ // Work around LLVM PR30879 (bad interaction between CFO and libunwind) -+ if (STI->isTargetFreeBSD() && STI->is32Bit() && -+ STI->getTargetTriple().getOSMajorVersion() >= 12) -+ return false; -+ - // We can't encode multiple DW_CFA_GNU_args_size or DW_CFA_def_cfa_offset - // in the compact unwind encoding that Darwin uses. So, bail if there - // is a danger of that being generated. |