gcc-4.5: fixup build with glibc-2.26

The older the GCC, the easier the backporting :-)
This commit is contained in:
Vladimír Čunát 2017-11-07 15:39:24 +01:00
parent d51f9b364e
commit f04b64c1e9
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2 changed files with 108 additions and 0 deletions

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@ -153,6 +153,7 @@ stdenv.mkDerivation ({
# target libraries and tools.
++ optional langAda ../gnat-cflags.patch
++ optional langVhdl ./ghdl-ortho-cflags.patch
++ [ ../struct-ucontext-4.5.patch ] # glibc-2.26
;
postPatch =

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@ -0,0 +1,107 @@
Trivally backported the upstream commit
b685411208e0aaa79190d54faf945763514706b8
(different directory, some files not present, etc.)
We only really use x86* from those, probably, so I didn't bother much.
diff --git a/gcc/config/alpha/linux-unwind.h b/gcc/config/alpha/linux-unwind.h
index bdbba4a..e84812e 100644
--- a/gcc/config/alpha/linux-unwind.h
+++ b/gcc/config/alpha/linux-unwind.h
@@ -51,7 +51,7 @@ alpha_fallback_frame_state (struct _Unwind_Context *context,
{
struct rt_sigframe {
siginfo_t info;
- struct ucontext uc;
+ ucontext_t uc;
} *rt_ = context->cfa;
sc = &rt_->uc.uc_mcontext;
}
diff --git a/gcc/config/bfin/linux-unwind.h b/gcc/config/bfin/linux-unwind.h
index 77b7c23..8bf5e82 100644
--- a/gcc/config/bfin/linux-unwind.h
+++ b/gcc/config/bfin/linux-unwind.h
@@ -52,7 +52,7 @@ bfin_fallback_frame_state (struct _Unwind_Context *context,
void *puc;
char retcode[8];
siginfo_t info;
- struct ucontext uc;
+ ucontext_t uc;
} *rt_ = context->cfa;
/* The void * cast is necessary to avoid an aliasing warning.
diff --git a/gcc/config/i386/linux-unwind.h b/gcc/config/i386/linux-unwind.h
index 540a0a2..29efbe3 100644
--- a/gcc/config/i386/linux-unwind.h
+++ b/gcc/config/i386/linux-unwind.h
@@ -58,7 +58,7 @@ x86_64_fallback_frame_state (struct _Unwind_Context *context,
if (*(unsigned char *)(pc+0) == 0x48
&& *(unsigned long long *)(pc+1) == RT_SIGRETURN_SYSCALL)
{
- struct ucontext *uc_ = context->cfa;
+ ucontext_t *uc_ = context->cfa;
/* The void * cast is necessary to avoid an aliasing warning.
The aliasing warning is correct, but should not be a problem
because it does not alias anything. */
@@ -138,7 +138,7 @@ x86_fallback_frame_state (struct _Unwind_Context *context,
siginfo_t *pinfo;
void *puc;
siginfo_t info;
- struct ucontext uc;
+ ucontext_t uc;
} *rt_ = context->cfa;
/* The void * cast is necessary to avoid an aliasing warning.
The aliasing warning is correct, but should not be a problem
diff --git a/gcc/config/m68k/linux-unwind.h b/gcc/config/m68k/linux-unwind.h
index 75b7cf7..f964e24 100644
--- a/gcc/config/m68k/linux-unwind.h
+++ b/gcc/config/m68k/linux-unwind.h
@@ -33,7 +33,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
/* <sys/ucontext.h> is unfortunately broken right now. */
struct uw_ucontext {
unsigned long uc_flags;
- struct ucontext *uc_link;
+ ucontext_t *uc_link;
stack_t uc_stack;
mcontext_t uc_mcontext;
unsigned long uc_filler[80];
diff --git a/gcc/config/pa/linux-unwind.h b/gcc/config/pa/linux-unwind.h
index 9a2657f..e47493d 100644
--- a/gcc/config/pa/linux-unwind.h
+++ b/gcc/config/pa/linux-unwind.h
@@ -80,7 +80,7 @@ pa32_fallback_frame_state (struct _Unwind_Context *context,
struct sigcontext *sc;
struct rt_sigframe {
siginfo_t info;
- struct ucontext uc;
+ ucontext_t uc;
} *frame;
/* rt_sigreturn trampoline:
diff --git a/gcc/config/sh/linux-unwind.h b/gcc/config/sh/linux-unwind.h
index e389cac..0bf43ba 100644
--- a/gcc/config/sh/linux-unwind.h
+++ b/gcc/config/sh/linux-unwind.h
@@ -180,7 +180,7 @@ sh_fallback_frame_state (struct _Unwind_Context *context,
{
struct rt_sigframe {
siginfo_t info;
- struct ucontext uc;
+ ucontext_t uc;
} *rt_ = context->cfa;
/* The void * cast is necessary to avoid an aliasing warning.
The aliasing warning is correct, but should not be a problem
diff --git a/gcc/config/xtensa/linux-unwind.h b/gcc/config/xtensa/linux-unwind.h
index 9872492..586a9d4 100644
--- a/gcc/config/xtensa/linux-unwind.h
+++ b/gcc/config/xtensa/linux-unwind.h
@@ -67,7 +67,7 @@ xtensa_fallback_frame_state (struct _Unwind_Context *context,
struct rt_sigframe {
siginfo_t info;
- struct ucontext uc;
+ ucontext_t uc;
} *rt_;
/* movi a2, __NR_rt_sigreturn; syscall */
--
2.9.3