[PR PATCH] higan: add a patch to prevent elfv2 ppc64(le) crashes

[voidlinux-github@inbox.vuxu.org]

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There is a new pull request by q66 against master on the void-packages repository

https://github.com/void-ppc/void-packages higan-elfv2
https://github.com/void-linux/void-packages/pull/13158

higan: add a patch to prevent elfv2 ppc64(le) crashes
I was able to load an SNES ROM without segfaulting after this.

A patch file from https://github.com/void-linux/void-packages/pull/13158.patch is attached

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From 6d772d4fdbe022199470dcd0773e82de8b1f71a3 Mon Sep 17 00:00:00 2001
From: q66 <daniel@octaforge.org>
Date: Tue, 16 Jul 2019 20:18:55 +0200
Subject: [PATCH] higan: add a patch to prevent elfv2 ppc64(le) crashes

[ci skip]
---
 srcpkgs/higan/patches/ppc64-no-asm.patch | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 srcpkgs/higan/patches/ppc64-no-asm.patch

diff --git a/srcpkgs/higan/patches/ppc64-no-asm.patch b/srcpkgs/higan/patches/ppc64-no-asm.patch
new file mode 100644
index 00000000000..96287aaeb9b
--- /dev/null
+++ b/srcpkgs/higan/patches/ppc64-no-asm.patch
@@ -0,0 +1,16 @@
+Higan does not have matching assembly for ELFv2 ppc64 systems, so default
+to portable sjlj implementation before the bad ppc assembly can kick in.
+
+--- libco/libco.c
++++ libco/libco.c
+@@ -9,7 +9,9 @@
+     #include "amd64.c"
+   #elif defined(__arm__)
+     #include "arm.c"
+-  #elif defined(_ARCH_PPC)
++  #elif defined(_ARCH_PPC) && (!defined(__powerpc64__) || \
++                               !defined(_CALL_ELF) || (_CALL_ELF == 1))
++    /* this implementation is only for 32-bit ppc and ELFv1 ppc64 */
+     #include "ppc.c"
+   #elif defined(_WIN32)
+     #include "fiber.c"