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-rw-r--r--librewolf/debian/patches/porting/Add-xptcall-support-for-SH4-processors.patch516
-rw-r--r--librewolf/debian/patches/porting/NSS-Fix-FTBFS-on-Hurd-because-of-MAXPATHLEN.patch63
-rw-r--r--librewolf/debian/patches/porting/Use-NEON_FLAGS-instead-of-VPX_ASFLAGS-for-libaom-neo.patch21
-rw-r--r--librewolf/debian/patches/porting/Work-around-GCC-ICE-on-mips-i386-and-s390x.patch22
-rw-r--r--librewolf/debian/patches/porting/Work-around-another-GCC-ICE-on-arm.patch21
5 files changed, 643 insertions, 0 deletions
diff --git a/librewolf/debian/patches/porting/Add-xptcall-support-for-SH4-processors.patch b/librewolf/debian/patches/porting/Add-xptcall-support-for-SH4-processors.patch
new file mode 100644
index 0000000..d048acc
--- /dev/null
+++ b/librewolf/debian/patches/porting/Add-xptcall-support-for-SH4-processors.patch
@@ -0,0 +1,516 @@
+From: Mike Hommey <glandium@debian.org>
+Date: Fri, 30 Apr 2010 11:03:50 +0200
+Subject: Add xptcall support for SH4 processors
+
+Closes: #553593
+https://bugzilla.mozilla.org/show_bug.cgi?id=382214
+---
+ xpcom/reflect/xptcall/md/unix/moz.build | 5 +
+ .../src/md/unix/xptcinvoke_linux_sh.cpp | 203 +++++++++++++
+ .../src/md/unix/xptcstubs_linux_sh.cpp | 271 ++++++++++++++++++
+ 3 files changed, 479 insertions(+)
+ create mode 100644 xpcom/reflect/xptcall/src/md/unix/xptcinvoke_linux_sh.cpp
+ create mode 100644 xpcom/reflect/xptcall/src/md/unix/xptcstubs_linux_sh.cpp
+
+diff --git a/xpcom/reflect/xptcall/md/unix/moz.build b/xpcom/reflect/xptcall/md/unix/moz.build
+index 1779c14..43a10a2 100644
+--- a/xpcom/reflect/xptcall/md/unix/moz.build
++++ b/xpcom/reflect/xptcall/md/unix/moz.build
+@@ -262,6 +262,11 @@ if CONFIG["OS_ARCH"] == "Linux":
+ CXXFLAGS += [
+ "-fno-integrated-as",
+ ]
++ elif CONFIG['OS_TEST'] in ('sh4', 'sh4a'):
++ SOURCES += [
++ 'xptcinvoke_linux_sh.cpp',
++ 'xptcstubs_linux_sh.cpp',
++ ]
+
+ if CONFIG["OS_ARCH"] == "Linux" and CONFIG["CPU_ARCH"] == "riscv64":
+ SOURCES += [
+diff --git a/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_linux_sh.cpp b/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_linux_sh.cpp
+new file mode 100644
+index 0000000..ca4807d
+--- /dev/null
++++ b/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_linux_sh.cpp
+@@ -0,0 +1,203 @@
++/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
++ *
++ * ***** BEGIN LICENSE BLOCK *****
++ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
++ *
++ * The contents of this file are subject to the Mozilla Public License Version
++ * 1.1 (the "License"); you may not use this file except in compliance with
++ * the License. You may obtain a copy of the License at
++ * http://www.mozilla.org/MPL/
++ *
++ * Software distributed under the License is distributed on an "AS IS" basis,
++ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
++ * for the specific language governing rights and limitations under the
++ * License.
++ *
++ * The Original Code is mozilla.org code.
++ *
++ * The Initial Developer of the Original Code is
++ * Netscape Communications Corporation.
++ * Portions created by the Initial Developer are Copyright (C) 1998
++ * the Initial Developer. All Rights Reserved.
++ *
++ * Contributor(s):
++ * - Copyright (C) 2008-2009 STMicroelectronics
++ *
++ * Alternatively, the contents of this file may be used under the terms of
++ * either of the GNU General Public License Version 2 or later (the "GPL"),
++ * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
++ * in which case the provisions of the GPL or the LGPL are applicable instead
++ * of those above. If you wish to allow use of your version of this file only
++ * under the terms of either the GPL or the LGPL, and not to allow others to
++ * use your version of this file under the terms of the MPL, indicate your
++ * decision by deleting the provisions above and replace them with the notice
++ * and other provisions required by the GPL or the LGPL. If you do not delete
++ * the provisions above, a recipient may use your version of this file under
++ * the terms of any one of the MPL, the GPL or the LGPL.
++ *
++ * Based on the neutroni port, however that assumed that the compiler was pushing params
++ * onto the stack. Change to take this into account.
++ *
++ * ***** END LICENSE BLOCK ***** */
++
++#include "xptcprivate.h"
++
++extern "C" {
++
++const int c_int_register_params = 4;
++const int c_float_register_params = 8;
++
++static PRUint32 __attribute__((__used__))
++copy_to_stack(PRUint32 **that,PRUint32 methodIndex,PRUint32 paramCount, nsXPTCVariant* s,PRUint32* data)
++{
++ int intCount = 1; // Because of that
++ int floatCount = 0;
++ PRUint32 *intRegParams=data+1 ;
++ float *floatRegParams = (float *)(data+4);
++
++ /* Push the that register into the right place so it can be restored on exit */
++ *data= (PRUint32)(that);
++ data+=12; /* 4 integer registers, and 8 floating point registers */
++
++ for ( PRUint32 i = 0; i < paramCount; ++i, ++s )
++ {
++ nsXPTType type = s->IsPtrData() ? nsXPTType::T_I32 : s->type;
++
++ switch ( type ) {
++ case nsXPTType::T_I64:
++ case nsXPTType::T_U64:
++ // Space to pass in registers?
++ if ( (c_int_register_params - intCount) >= 2 ) {
++ *((PRInt64 *) intRegParams) = s->val.i64;
++ intRegParams += 2;
++ intCount += 2;
++ }
++ else {
++ *((PRInt64*) data) = s->val.i64;
++ data += 2;
++ }
++ break;
++ case nsXPTType::T_FLOAT:
++ // Space to pass in registers?
++ if ( floatCount < c_float_register_params ) {
++ *floatRegParams = s->val.f;
++ ++floatCount;
++ ++floatRegParams;
++ }
++ else {
++ *((float*) data) = s->val.f;
++ ++data;
++ }
++ break;
++ case nsXPTType::T_DOUBLE:
++ // Space to pass in registers?
++ if ( (c_float_register_params - floatCount) >= 2 ) {
++ if ( (floatCount & 1) != 0 ) {
++ ++floatCount;
++ ++floatRegParams;
++ }
++ *(double *)floatRegParams = s->val.d;
++ floatCount += 2;
++ floatRegParams += 2;
++ }
++ else {
++ *((double *) data) = s->val.d;
++ data += 2;
++ }
++ break;
++ default: // 32 (non-float) value
++ PRInt32 value = (PRInt32) (s->IsPtrData() ? s->ptr : s->val.p);
++ // Space to pass in registers?
++ if ( intCount < c_int_register_params ) {
++ *intRegParams = value;
++ ++intRegParams;
++ ++intCount;
++ }
++ else {
++ *data = value;
++ ++data;
++ }
++ break;
++ }
++ }
++
++ /* Now calculate the return address
++ * Dereference that to get vtable pointer
++ */
++ return *( (*(that))+(methodIndex) );
++
++}
++
++}
++
++ /* This was originally done as a C function, but the original code was
++ * relying on how the compiler laid out the stack. Later versions of
++ * gcc do a better job of optimising and never push the parameters on the
++ * stack. So it is simpler to just write the whole thing in assembler anyway
++ */
++
++ /* Because the SH processor passes the first few parameters in registers
++ it is a bit tricky setting things up right. To make things easier,
++ all the hard work will be done by copy_to_stack above. We pass to it
++ a chunk of memory, the bottom of which will be copied to registers r4 to r7
++ and fr4 to fr11 before calling the target function.
++ */
++
++/* r4= that, r5=methodIndex,r6=paramCount,r7=params */
++
++ __asm__ (
++
++
++ /* Make space for parameters to be passed to the method. Assume worst case
++ 8 bytes per parameter. Also leave space for 4 longs and 8 floats that
++ will be put into registers. The worst case is all int64 parameters
++ and even in this case 8 bytes are passed in registers so we can
++ deduct this from our allocation.
++ */
++ ".section .text\n"
++ ".balign 4\n"
++ ".global NS_InvokeByIndex_P\n"
++ "NS_InvokeByIndex_P:\n"
++ "mov.l r14, @-r15 \n\t" // Push frame
++ "sts.l pr, @-r15 \n\t" // Push link
++ "mov.l r8, @-r15 \n\t" // Save
++ "mov r15, r14\n\t" // Set frame
++ "mov #3, r1 \n\t" // Assume worse case, all params are 64bit, hence *8
++ "mov r6, r2\n\t"
++ "shld r1, r2 \n\t"
++ "mov r2, r8 \n\t" // Save stack drop
++ "add #48, r2 \n\t" // Space for 4 longs, 8 floats
++ "sub r2, r15 \n\t" // Drop stack
++ "mov.l 1f, r1 \n\t" // Get address of copy_to_stack_function
++ "jsr @r1 \n\t"
++ "mov.l r15, @-r15 \n\t" // Params will be dumped here
++ "add #4, r15 \n\t" // Pop stack ptr param. r0 contains method address
++
++ /* Now everything is laid out nicely in the stack. We just have to
++ load values at the top end of the memory area into registers and
++ make the call. We may load more things into registers than needed,
++ but nobody will care about that.
++ */
++
++ "mov.l @r15+, r4 \n\t" // that
++ "mov.l @r15+, r5 \n\t"
++ "mov.l @r15+, r6 \n\t"
++ "mov.l @r15+, r7 \n\t"
++ "fmov.s @r15+, fr5 \n\t"
++ "fmov.s @r15+, fr4 \n\t"
++ "fmov.s @r15+, fr7 \n\t"
++ "fmov.s @r15+, fr6 \n\t"
++ "fmov.s @r15+, fr9 \n\t"
++ "fmov.s @r15+, fr8 \n\t"
++ "fmov.s @r15+, fr11 \n\t"
++ "jsr @r0 \n\t" // Invoke method
++ "fmov.s @r15+, fr10 \n\t"
++ "add r8, r15\n\t" // Pop stack back
++ "mov.l @r15+, r8\n\t" // Restore r8
++ "lds.l @r15+, pr\n\t"
++ "rts\n\t"
++ "mov.l @r15+, r14\n\t"
++ ".balign 4\n\t"
++ "1: .long copy_to_stack \n\t"
++ );
++
+diff --git a/xpcom/reflect/xptcall/src/md/unix/xptcstubs_linux_sh.cpp b/xpcom/reflect/xptcall/src/md/unix/xptcstubs_linux_sh.cpp
+new file mode 100644
+index 0000000..cf9fcea
+--- /dev/null
++++ b/xpcom/reflect/xptcall/src/md/unix/xptcstubs_linux_sh.cpp
+@@ -0,0 +1,271 @@
++/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
++/* ***** BEGIN LICENSE BLOCK *****
++ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
++ *
++ * The contents of this file are subject to the Mozilla Public License Version
++ * 1.1 (the "License"); you may not use this file except in compliance with
++ * the License. You may obtain a copy of the License at
++ * http://www.mozilla.org/MPL/
++ *
++ * Software distributed under the License is distributed on an "AS IS" basis,
++ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
++ * for the specific language governing rights and limitations under the
++ * License.
++ *
++ * The Original Code is mozilla.org code.
++ *
++ * The Initial Developer of the Original Code is
++ * Netscape Communications Corporation.
++ * Portions created by the Initial Developer are Copyright (C) 1999
++ * the Initial Developer. All Rights Reserved.
++ *
++ * Contributor(s):
++ * - Copyright (C) 2008-2009 STMicroelectronics
++ *
++ * Alternatively, the contents of this file may be used under the terms of
++ * either of the GNU General Public License Version 2 or later (the "GPL"),
++ * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
++ * in which case the provisions of the GPL or the LGPL are applicable instead
++ * of those above. If you wish to allow use of your version of this file only
++ * under the terms of either the GPL or the LGPL, and not to allow others to
++ * use your version of this file under the terms of the MPL, indicate your
++ * decision by deleting the provisions above and replace them with the notice
++ * and other provisions required by the GPL or the LGPL. If you do not delete
++ * the provisions above, a recipient may use your version of this file under
++ * the terms of any one of the MPL, the GPL or the LGPL.
++ *
++ * Based on the neutrino code, with some bug fixes and using the C preprocessor
++ * like all the other ports rather than the python script.
++ *
++ * ***** END LICENSE BLOCK ***** */
++
++#include "xptcprivate.h"
++#include "xptiprivate.h"
++
++const int c_int_register_params = 3;
++const int c_float_register_params = 8;
++
++/*
++ Dispatch function for all stubs.
++
++ The parameters to the original function are spread between 'data' which
++ is value of the stack pointer when the stub was called, intRegParams which
++ points to an area containing the values of r5, r6 and r7 when the stub was
++ called and floatRegParams which points to an area containing the values
++ of float registers fr4 to fr11 when the stub was called.
++
++ */
++extern "C" nsresult
++PrepareAndDispatch(nsXPTCStubBase* self, int methodIndex, PRUint32* data,
++ PRUint32 *intRegParams, float *floatRegParams)
++{
++#define PARAM_BUFFER_COUNT 16
++
++ nsresult result = NS_ERROR_FAILURE;
++ int intCount = 0;
++ int floatCount = 0;
++ nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
++ nsXPTCMiniVariant* dispatchParams = NULL;
++ const nsXPTMethodInfo* info;
++ PRUint8 paramCount;
++ PRUint8 i;
++
++ NS_ASSERTION(self,"no self");
++
++ self->mEntry->GetMethodInfo(PRUint16(methodIndex), &info);
++ NS_ASSERTION(info,"no interface info");
++
++ paramCount = info->GetParamCount();
++
++ // setup variant array pointer
++ if(paramCount > PARAM_BUFFER_COUNT)
++ dispatchParams = new nsXPTCMiniVariant[paramCount];
++ else
++ dispatchParams = paramBuffer;
++ NS_ASSERTION(dispatchParams,"no place for params");
++
++ for ( i = 0; i < paramCount; ++i ) {
++ const nsXPTParamInfo& param = info->GetParam(i);
++ nsXPTCMiniVariant* dp = &dispatchParams[i];
++ nsXPTType type = param.IsOut() ? nsXPTType::T_I32 : param.GetType();
++
++ switch ( type ) {
++ case nsXPTType::T_I64:
++ case nsXPTType::T_U64:
++ // Was this passed in a register?
++ if ( (c_int_register_params - intCount) >= 2 ) {
++ dp->val.i64 = *((PRInt64 *) intRegParams);
++ intRegParams += 2;
++ intCount += 2;
++ }
++ else {
++ dp->val.i64 = *((PRInt64*) data);
++ data += 2;
++ }
++ break;
++ case nsXPTType::T_FLOAT:
++ // Was this passed in a register?
++ if ( floatCount < c_float_register_params ) {
++ dp->val.f = *floatRegParams;
++ ++floatCount;
++ ++floatRegParams;
++ }
++ else {
++ dp->val.f = *((float*) data);
++ ++data;
++ }
++ break;
++ case nsXPTType::T_DOUBLE:
++ // Was this passed in a register?
++ if ( (c_float_register_params - floatCount) >= 2 ) {
++ if ( floatCount & 1 != 0 ) {
++ ++floatCount;
++ ++floatRegParams;
++ }
++ dp->val.d = *(double *)floatRegParams;
++ floatCount += 2;
++ floatRegParams += 2;
++ }
++ else {
++ dp->val.d = *((double *) data);
++ data += 2;
++ }
++ break;
++ default: // 32-bit (non-float) value
++ // Was this passed in a register?
++ if ( intCount < c_int_register_params ) {
++ dp->val.i32 = *intRegParams;
++ ++intRegParams;
++ ++intCount;
++ }
++ else {
++ dp->val.i32 = *data;
++ ++data;
++ }
++ break;
++ }
++ }
++
++ result = self->mOuter->CallMethod((PRUint16)methodIndex, info, dispatchParams);
++
++ if(dispatchParams != paramBuffer)
++ delete [] dispatchParams;
++
++ return result;
++}
++
++
++__asm__ (
++ ".text\n"
++ ".little\n"
++ ".section .rodata\n"
++
++ ".globl SharedStub\n"
++ ".type SharedStub, @function\n"
++ "SharedStub:\n"
++ "mov r15, r1\n"
++ "mov.l r14,@-r15\n"
++ "sts.l pr,@-r15\n"
++ "mov r15, r14\n"
++
++ /* Some parameters might have been passed in registers, so push them
++ * all onto the stack, PrepareAndDispatch can then work out whats what
++ * given method type information.
++ */
++ "mov.l r7, @-r15\n"
++ "mov.l r6, @-r15\n"
++ "mov.l r5, @-r15\n"
++ "mov r15, r7\n" /* r7 = PrepareAndDispatch intRegParams param */
++
++ "fmov.s fr10, @-r15\n"
++ "fmov.s fr11, @-r15\n"
++ "fmov.s fr8, @-r15\n"
++ "fmov.s fr9, @-r15\n"
++ "fmov.s fr6, @-r15\n"
++ "fmov.s fr7, @-r15\n"
++ "fmov.s fr4, @-r15\n"
++ "fmov.s fr5, @-r15\n"
++ "mov.l r15, @-r15\n" /* PrepareAndDispatch floatRegParams param */
++
++ "mov r1, r6\n" /* r6 = PrepareAndDispatch data param */
++
++ "mov.l 1f, r1\n"
++ "jsr @r1\n" /* Note, following instruction is executed first*/
++ "mov r2, r5\n" /* r5 = PrepareAndDispatch methodIndex param */
++
++ "mov r14,r15\n"
++ "lds.l @r15+,pr\n"
++ "mov.l @r15+,r14\n"
++ "rts\n"
++ "nop\n"
++ ".align 2\n"
++ "1:\n"
++ ".long PrepareAndDispatch\n"
++ );
++
++#define STUB_ENTRY(n) \
++__asm__( \
++ ".text\n" \
++ ".align 1 \n" \
++ ".if " #n " < 10\n\t" \
++ ".globl _ZN14nsXPTCStubBase5Stub" #n "Ev\n\t" \
++ ".type _ZN14nsXPTCStubBase5Stub" #n "Ev,@function\n"\
++ "_ZN14nsXPTCStubBase5Stub" #n "Ev:\n\t" \
++ ".elseif " #n " < 100\n\t" \
++ ".globl _ZN14nsXPTCStubBase6Stub" #n "Ev\n\t" \
++ ".type _ZN14nsXPTCStubBase6Stub" #n "Ev,@function\n"\
++ "_ZN14nsXPTCStubBase6Stub" #n "Ev:\n\t" \
++ ".elseif " #n " < 1000\n\t" \
++ ".globl _ZN14nsXPTCStubBase7Stub" #n "Ev\n\t" \
++ ".type _ZN14nsXPTCStubBase7Stub" #n "Ev,@function\n"\
++ "_ZN14nsXPTCStubBase7Stub" #n "Ev:\n\t" \
++ ".else\n\t" \
++ ".err \"stub number " #n " >= 1000 not yet supported\"\n\t" \
++ ".endif\n\t" \
++ "mov.l 1f, r1 \n" \
++ ".if "#n" < 128 \n" \
++ "jmp @r1 \n" \
++ " mov #"#n",r2 \n" \
++ ".elseif "#n" < 256 \n" \
++ "mov #"#n", r2 \n" \
++ "jmp @r1 \n" \
++ " extu.b r2, r2 \n" \
++ ".else \n" \
++ "mov #"#n" & 0xff,r2 \n" \
++ "extu.b r2, r2 \n" \
++ "mov #"#n">>8, r3 \n" \
++ "shll8 r3 \n" \
++ "jmp @r1 \n" \
++ " or r3, r2 \n" \
++ ".endif \n" \
++ ".if "#n" % 20 == 0\n" \
++ ".align 2\n" \
++ "1:\n" \
++ ".long SharedStub\n" \
++ ".endif\n" \
++ );
++
++
++/* Due to the fact that the SH4 can only load forward labels, we have
++ * to use sentinel_entry to output the last label. A better solution
++ * would be to introduce a STUB_LAST macro in the defs.in file, but
++ * this will do for now
++ */
++
++#define SENTINEL_ENTRY(n) \
++__asm__( \
++".if "#n" == 0 \n" \
++ ".text \n" \
++ ".align 2\n" \
++ "1:\n" \
++ ".long SharedStub\n" \
++".endif\n" \
++); \
++ \
++nsresult nsXPTCStubBase::Sentinel##n() \
++{ \
++ NS_ASSERTION(0,"nsXPTCStubBase::Sentinel called"); \
++ return NS_ERROR_NOT_IMPLEMENTED; \
++}
++
++#include "xptcstubsdef.inc"
diff --git a/librewolf/debian/patches/porting/NSS-Fix-FTBFS-on-Hurd-because-of-MAXPATHLEN.patch b/librewolf/debian/patches/porting/NSS-Fix-FTBFS-on-Hurd-because-of-MAXPATHLEN.patch
new file mode 100644
index 0000000..a543693
--- /dev/null
+++ b/librewolf/debian/patches/porting/NSS-Fix-FTBFS-on-Hurd-because-of-MAXPATHLEN.patch
@@ -0,0 +1,63 @@
+From: Mike Hommey <mh@glandium.org>
+Date: Mon, 13 Jan 2014 12:00:25 +0900
+Subject: [NSS] Fix FTBFS on Hurd because of MAXPATHLEN
+
+---
+ security/nss/cmd/shlibsign/shlibsign.c | 21 ++++++++++++++++-----
+ security/nss/lib/freebl/unix_rand.c | 4 ++++
+ 2 files changed, 20 insertions(+), 5 deletions(-)
+
+diff --git a/security/nss/cmd/shlibsign/shlibsign.c b/security/nss/cmd/shlibsign/shlibsign.c
+index ad8f3b8..c33f2c9 100644
+--- a/security/nss/cmd/shlibsign/shlibsign.c
++++ b/security/nss/cmd/shlibsign/shlibsign.c
+@@ -725,7 +725,6 @@ main(int argc, char **argv)
+ #ifdef USES_LINKS
+ int ret;
+ struct stat stat_buf;
+- char link_buf[MAXPATHLEN + 1];
+ char *link_file = NULL;
+ #endif
+
+@@ -1068,10 +1067,22 @@ main(int argc, char **argv)
+ }
+ if (S_ISLNK(stat_buf.st_mode)) {
+ char *dirpath, *dirend;
+- ret = readlink(input_file, link_buf, sizeof(link_buf) - 1);
+- if (ret < 0) {
+- perror(input_file);
+- goto cleanup;
++ char *link_buf = NULL;
++ size_t size = 64;
++ while (1) {
++ link_buf = realloc(link_buf, size);
++ if (!link_buf) {
++ perror(input_file);
++ goto cleanup;
++ }
++ ret = readlink(input_file, link_buf, size - 1);
++ if (ret < 0) {
++ perror(input_file);
++ goto cleanup;
++ }
++ if (ret < size - 1)
++ break;
++ size *= 2;
+ }
+ link_buf[ret] = 0;
+ link_file = mkoutput(input_file);
+diff --git a/security/nss/lib/freebl/unix_rand.c b/security/nss/lib/freebl/unix_rand.c
+index 24381cb..f5520f0 100644
+--- a/security/nss/lib/freebl/unix_rand.c
++++ b/security/nss/lib/freebl/unix_rand.c
+@@ -843,6 +843,10 @@ RNG_FileForRNG(const char *fileName)
+ #define _POSIX_PTHREAD_SEMANTICS
+ #include <dirent.h>
+
++#ifndef PATH_MAX
++#define PATH_MAX 1024
++#endif
++
+ PRBool
+ ReadFileOK(char *dir, char *file)
+ {
diff --git a/librewolf/debian/patches/porting/Use-NEON_FLAGS-instead-of-VPX_ASFLAGS-for-libaom-neo.patch b/librewolf/debian/patches/porting/Use-NEON_FLAGS-instead-of-VPX_ASFLAGS-for-libaom-neo.patch
new file mode 100644
index 0000000..b58b9e2
--- /dev/null
+++ b/librewolf/debian/patches/porting/Use-NEON_FLAGS-instead-of-VPX_ASFLAGS-for-libaom-neo.patch
@@ -0,0 +1,21 @@
+From: Mike Hommey <mh@glandium.org>
+Date: Mon, 26 Nov 2018 09:59:56 +0900
+Subject: Use NEON_FLAGS instead of VPX_ASFLAGS for libaom neon code
+
+---
+ media/libaom/moz.build | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/media/libaom/moz.build b/media/libaom/moz.build
+index fd8c7f2..db3f9ca 100644
+--- a/media/libaom/moz.build
++++ b/media/libaom/moz.build
+@@ -55,7 +55,7 @@ elif CONFIG['CPU_ARCH'] == 'arm':
+
+ for f in SOURCES:
+ if f.endswith('neon.c'):
+- SOURCES[f].flags += CONFIG['VPX_ASFLAGS']
++ SOURCES[f].flags += CONFIG['NEON_FLAGS']
+
+ if CONFIG['OS_TARGET'] == 'Android':
+ # For cpu-features.h
diff --git a/librewolf/debian/patches/porting/Work-around-GCC-ICE-on-mips-i386-and-s390x.patch b/librewolf/debian/patches/porting/Work-around-GCC-ICE-on-mips-i386-and-s390x.patch
new file mode 100644
index 0000000..0089947
--- /dev/null
+++ b/librewolf/debian/patches/porting/Work-around-GCC-ICE-on-mips-i386-and-s390x.patch
@@ -0,0 +1,22 @@
+From: Mike Hommey <mh@glandium.org>
+Date: Fri, 12 Jul 2019 18:28:34 +0900
+Subject: Work around GCC ICE on mips*, i386 and s390x
+
+Closes: #931757
+---
+ gfx/skia/skia/third_party/skcms/src/Transform_inl.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/gfx/skia/skia/third_party/skcms/src/Transform_inl.h b/gfx/skia/skia/third_party/skcms/src/Transform_inl.h
+index c4b3122..cfaae3e 100644
+--- a/gfx/skia/skia/third_party/skcms/src/Transform_inl.h
++++ b/gfx/skia/skia/third_party/skcms/src/Transform_inl.h
+@@ -685,7 +685,7 @@ SI void sample_clut_16(const skcms_A2B* a2b, I32 ix, F* r, F* g, F* b) {
+ // GCC 7.2.0 hits an internal compiler error with -finline-functions (or -O3)
+ // when targeting MIPS 64, i386, or s390x, I think attempting to inline clut() into exec_ops().
+ #if 1 && defined(__GNUC__) && !defined(__clang__) \
+- && (defined(__mips64) || defined(__i386) || defined(__s390x__))
++ && (defined(__mips__) || defined(__i386) || defined(__s390x__))
+ #define MAYBE_NOINLINE __attribute__((noinline))
+ #else
+ #define MAYBE_NOINLINE
diff --git a/librewolf/debian/patches/porting/Work-around-another-GCC-ICE-on-arm.patch b/librewolf/debian/patches/porting/Work-around-another-GCC-ICE-on-arm.patch
new file mode 100644
index 0000000..31bc9f9
--- /dev/null
+++ b/librewolf/debian/patches/porting/Work-around-another-GCC-ICE-on-arm.patch
@@ -0,0 +1,21 @@
+From: Mike Hommey <mh@glandium.org>
+Date: Sat, 7 Dec 2019 08:32:14 +0900
+Subject: Work around another GCC ICE on arm
+
+---
+ gfx/skia/skia/third_party/skcms/src/Transform_inl.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/gfx/skia/skia/third_party/skcms/src/Transform_inl.h b/gfx/skia/skia/third_party/skcms/src/Transform_inl.h
+index cfaae3e..604e109 100644
+--- a/gfx/skia/skia/third_party/skcms/src/Transform_inl.h
++++ b/gfx/skia/skia/third_party/skcms/src/Transform_inl.h
+@@ -685,7 +685,7 @@ SI void sample_clut_16(const skcms_A2B* a2b, I32 ix, F* r, F* g, F* b) {
+ // GCC 7.2.0 hits an internal compiler error with -finline-functions (or -O3)
+ // when targeting MIPS 64, i386, or s390x, I think attempting to inline clut() into exec_ops().
+ #if 1 && defined(__GNUC__) && !defined(__clang__) \
+- && (defined(__mips__) || defined(__i386) || defined(__s390x__))
++ && (defined(__arm__) || defined(__aarch64__) || defined(__mips__) || defined(__i386) || defined(__s390x__))
+ #define MAYBE_NOINLINE __attribute__((noinline))
+ #else
+ #define MAYBE_NOINLINE
bgstack15