buildgcc: Add patch to work around Musl libc issue

GCC includes `sched.h` after poisoning calloc(). This results in a
build failure with Musl libc. We work around the issue by including
`sched.h` earlier and throw around some void pointers so we only
have to do it in one place.

Change-Id: I1d5462eb9a448147a95dd4ec50361b3f5a28910c
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/22786
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
This commit is contained in:
Nico Huber 2017-12-08 20:16:27 +01:00 committed by Stefan Reinauer
parent afda56e1ad
commit 76a4f71e89
1 changed files with 118 additions and 0 deletions

View File

@ -0,0 +1,118 @@
diff -urp gcc-6.3.0.bak/gcc/ada/adaint.c gcc-6.3.0/gcc/ada/adaint.c
--- gcc-6.3.0.bak/gcc/ada/adaint.c 2017-12-08 20:39:08.024709803 +0000
+++ gcc-6.3.0/gcc/ada/adaint.c 2017-12-08 20:06:13.674636566 +0000
@@ -103,6 +103,15 @@
#define xmalloc(S) malloc (S)
#define xrealloc(V,S) realloc (V,S)
#else
+#if !defined(__ANDROID__) && defined(__linux__)
+#ifdef __cplusplus
+extern "C" {
+#endif
+#include <sched.h>
+#ifdef __cplusplus
+}
+#endif
+#endif
#include "config.h"
#include "system.h"
#include "version.h"
@@ -3096,7 +3105,7 @@ __gnat_lwp_self (void)
/* Dynamic cpu sets */
-cpu_set_t *
+void *
__gnat_cpu_alloc (size_t count)
{
return CPU_ALLOC (count);
@@ -3109,33 +3118,33 @@ __gnat_cpu_alloc_size (size_t count)
}
void
-__gnat_cpu_free (cpu_set_t *set)
+__gnat_cpu_free (void *set)
{
- CPU_FREE (set);
+ CPU_FREE ((cpu_set_t *)set);
}
void
-__gnat_cpu_zero (size_t count, cpu_set_t *set)
+__gnat_cpu_zero (size_t count, void *set)
{
CPU_ZERO_S (count, set);
}
void
-__gnat_cpu_set (int cpu, size_t count, cpu_set_t *set)
+__gnat_cpu_set (int cpu, size_t count, void *set)
{
/* Ada handles CPU numbers starting from 1, while C identifies the first
CPU by a 0, so we need to adjust. */
- CPU_SET_S (cpu - 1, count, set);
+ CPU_SET_S (cpu - 1, count, (cpu_set_t *)set);
}
#else /* !CPU_ALLOC */
/* Static cpu sets */
-cpu_set_t *
+void *
__gnat_cpu_alloc (size_t count ATTRIBUTE_UNUSED)
{
- return (cpu_set_t *) xmalloc (sizeof (cpu_set_t));
+ return xmalloc (sizeof (cpu_set_t));
}
size_t
@@ -3145,23 +3154,23 @@ __gnat_cpu_alloc_size (size_t count ATTR
}
void
-__gnat_cpu_free (cpu_set_t *set)
+__gnat_cpu_free (void *set)
{
free (set);
}
void
-__gnat_cpu_zero (size_t count ATTRIBUTE_UNUSED, cpu_set_t *set)
+__gnat_cpu_zero (size_t count ATTRIBUTE_UNUSED, void *set)
{
CPU_ZERO (set);
}
void
-__gnat_cpu_set (int cpu, size_t count ATTRIBUTE_UNUSED, cpu_set_t *set)
+__gnat_cpu_set (int cpu, size_t count ATTRIBUTE_UNUSED, void *set)
{
/* Ada handles CPU numbers starting from 1, while C identifies the first
CPU by a 0, so we need to adjust. */
- CPU_SET (cpu - 1, set);
+ CPU_SET (cpu - 1, (cpu_set_t *)set);
}
#endif /* !CPU_ALLOC */
#endif /* __linux__ */
diff -urp gcc-6.3.0.bak/gcc/ada/adaint.h gcc-6.3.0/gcc/ada/adaint.h
--- gcc-6.3.0.bak/gcc/ada/adaint.h 2017-12-08 20:39:08.024709803 +0000
+++ gcc-6.3.0/gcc/ada/adaint.h 2017-12-08 19:52:31.627939406 +0000
@@ -287,13 +287,11 @@ extern void *__gnat_lwp_self (voi
/* Routines for interface to required CPU set primitives */
-#include <sched.h>
-
-extern cpu_set_t *__gnat_cpu_alloc (size_t);
+extern void *__gnat_cpu_alloc (size_t);
extern size_t __gnat_cpu_alloc_size (size_t);
-extern void __gnat_cpu_free (cpu_set_t *);
-extern void __gnat_cpu_zero (size_t, cpu_set_t *);
-extern void __gnat_cpu_set (int, size_t, cpu_set_t *);
+extern void __gnat_cpu_free (void *);
+extern void __gnat_cpu_zero (size_t, void *);
+extern void __gnat_cpu_set (int, size_t, void *);
#endif
#if defined (_WIN32)