fix ruby build on gcc >= 7 (#7387)

* pkgconfig fixes a "libffi.a requires -fPIC" build error
* the patches solve the mentioned problem on GCC 7.x
This commit is contained in:
Eric Müller 2018-03-05 10:01:23 +01:00 committed by Massimiliano Culpo
parent 189d9ec138
commit 1a77884c07
3 changed files with 170 additions and 0 deletions

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@ -39,6 +39,7 @@ class Ruby(AutotoolsPackage):
extendable = True
depends_on('pkgconfig', type=('build'))
depends_on('libffi')
depends_on('zlib')
depends_on('libx11')
@ -47,6 +48,11 @@ class Ruby(AutotoolsPackage):
depends_on('openssl', when='+openssl')
depends_on('readline', when='+readline')
# gcc-7-based build requires patches (cf. https://bugs.ruby-lang.org/issues/13150)
patch('ruby_23_gcc7.patch', level=0, when='@2.2.0:2.2.999 %gcc@7:')
patch('ruby_23_gcc7.patch', level=0, when='@2.3.0:2.3.4 %gcc@7:')
patch('ruby_24_gcc7.patch', level=1, when='@2.4.0 %gcc@7:')
resource(
name='rubygems-updated-ssl-cert',
url='https://raw.githubusercontent.com/rubygems/rubygems/master/lib/rubygems/ssl_certs/index.rubygems.org/GlobalSignRootCA.pem',

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@ -0,0 +1,98 @@
diff --git include/ruby/ruby.h include/ruby/ruby.h
index 60cfb1174e..dccfdc763a 100644
--- include/ruby/ruby.h
+++ include/ruby/ruby.h
@@ -551,27 +551,23 @@ static inline int rb_type(VALUE obj);
((type) == RUBY_T_FLOAT) ? RB_FLOAT_TYPE_P(obj) : \
(!RB_SPECIAL_CONST_P(obj) && RB_BUILTIN_TYPE(obj) == (type)))
-/* RB_GC_GUARD_PTR() is an intermediate macro, and has no effect by
- * itself. don't use it directly */
#ifdef __GNUC__
-#define RB_GC_GUARD_PTR(ptr) \
- __extension__ ({volatile VALUE *rb_gc_guarded_ptr = (ptr); rb_gc_guarded_ptr;})
-#else
-#ifdef _MSC_VER
+#define RB_GC_GUARD(v) \
+ (*__extension__ ({ \
+ volatile VALUE *rb_gc_guarded_ptr = &(v); \
+ __asm__("" : : "m"(rb_gc_guarded_ptr)); \
+ rb_gc_guarded_ptr; \
+ }))
+#elif defined _MSC_VER
#pragma optimize("", off)
static inline volatile VALUE *rb_gc_guarded_ptr(volatile VALUE *ptr) {return ptr;}
#pragma optimize("", on)
+#define RB_GC_GUARD(v) (*rb_gc_guarded_ptr(&(v)))
#else
volatile VALUE *rb_gc_guarded_ptr_val(volatile VALUE *ptr, VALUE val);
#define HAVE_RB_GC_GUARDED_PTR_VAL 1
#define RB_GC_GUARD(v) (*rb_gc_guarded_ptr_val(&(v),(v)))
#endif
-#define RB_GC_GUARD_PTR(ptr) rb_gc_guarded_ptr(ptr)
-#endif
-
-#ifndef RB_GC_GUARD
-#define RB_GC_GUARD(v) (*RB_GC_GUARD_PTR(&(v)))
-#endif
#ifdef __GNUC__
#define RB_UNUSED_VAR(x) x __attribute__ ((unused))
diff --git marshal.c marshal.c
index c56de4af8d..b7274bf3c4 100644
--- marshal.c
+++ marshal.c
@@ -1022,7 +1022,7 @@ VALUE
rb_marshal_dump_limited(VALUE obj, VALUE port, int limit)
{
struct dump_arg *arg;
- VALUE wrapper; /* used to avoid memory leak in case of exception */
+ volatile VALUE wrapper; /* used to avoid memory leak in case of exception */
wrapper = TypedData_Make_Struct(rb_cData, struct dump_arg, &dump_arg_data, arg);
arg->dest = 0;
@@ -1051,8 +1051,8 @@ rb_marshal_dump_limited(VALUE obj, VALUE port, int limit)
rb_io_write(arg->dest, arg->str);
rb_str_resize(arg->str, 0);
}
- clear_dump_arg(arg);
- RB_GC_GUARD(wrapper);
+ free_dump_arg(arg);
+ rb_gc_force_recycle(wrapper);
return port;
}
@@ -2044,7 +2044,7 @@ rb_marshal_load_with_proc(VALUE port, VALUE proc)
{
int major, minor, infection = 0;
VALUE v;
- VALUE wrapper; /* used to avoid memory leak in case of exception */
+ volatile VALUE wrapper; /* used to avoid memory leak in case of exception */
struct load_arg *arg;
v = rb_check_string_type(port);
@@ -2090,8 +2090,8 @@ rb_marshal_load_with_proc(VALUE port, VALUE proc)
if (!NIL_P(proc)) arg->proc = proc;
v = r_object(arg);
- clear_load_arg(arg);
- RB_GC_GUARD(wrapper);
+ free_load_arg(arg);
+ rb_gc_force_recycle(wrapper);
return v;
}
diff --git test/ruby/test_marshal.rb test/ruby/test_marshal.rb
index 6ac5c29991..dc2b8b30dc 100644
--- test/ruby/test_marshal.rb
+++ test/ruby/test_marshal.rb
@@ -645,6 +645,9 @@ def test_continuation
c = Bug9523.new
assert_raise_with_message(RuntimeError, /Marshal\.dump reentered at marshal_dump/) do
Marshal.dump(c)
+ GC.start
+ 1000.times {"x"*1000}
+ GC.start
c.cc.call
end
end

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@ -0,0 +1,66 @@
diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h
index 6144c672346d..4aa388849ba4 100644
--- a/include/ruby/ruby.h
+++ b/include/ruby/ruby.h
@@ -536,7 +536,11 @@ static inline int rb_type(VALUE obj);
#ifdef __GNUC__
#define RB_GC_GUARD(v) \
- (*__extension__ ({volatile VALUE *rb_gc_guarded_ptr = &(v); rb_gc_guarded_ptr;}))
+ (*__extension__ ({ \
+ volatile VALUE *rb_gc_guarded_ptr = &(v); \
+ __asm__("" : : "m"(rb_gc_guarded_ptr)); \
+ rb_gc_guarded_ptr; \
+ }))
#elif defined _MSC_VER
#pragma optimize("", off)
static inline volatile VALUE *rb_gc_guarded_ptr(volatile VALUE *ptr) {return ptr;}
diff --git a/marshal.c b/marshal.c
index a9926acf564e..7e16d0b024c4 100644
--- a/marshal.c
+++ b/marshal.c
@@ -1026,7 +1026,7 @@ rb_marshal_dump_limited(VALUE obj, VALUE port, int limit)
struct dump_arg *arg;
VALUE wrapper; /* used to avoid memory leak in case of exception */
- wrapper = TypedData_Make_Struct(rb_cData, struct dump_arg, &dump_arg_data, arg);
+ wrapper = TypedData_Make_Struct(0, struct dump_arg, &dump_arg_data, arg);
arg->dest = 0;
arg->symbols = st_init_numtable();
arg->data = rb_init_identtable();
@@ -2053,7 +2053,7 @@ rb_marshal_load_with_proc(VALUE port, VALUE proc)
else {
io_needed();
}
- wrapper = TypedData_Make_Struct(rb_cData, struct load_arg, &load_arg_data, arg);
+ wrapper = TypedData_Make_Struct(0, struct load_arg, &load_arg_data, arg);
arg->infection = infection;
arg->src = port;
arg->offset = 0;
diff --git a/test/ruby/test_marshal.rb b/test/ruby/test_marshal.rb
index bc22b5fd3ab8..bfc3f6df256f 100644
--- a/test/ruby/test_marshal.rb
+++ b/test/ruby/test_marshal.rb
@@ -644,6 +644,9 @@ def test_continuation
c = Bug9523.new
assert_raise_with_message(RuntimeError, /Marshal\.dump reentered at marshal_dump/) do
Marshal.dump(c)
+ GC.start
+ 1000.times {"x"*1000}
+ GC.start
c.cc.call
end
end
diff --git a/version.h b/version.h
index 0a845df84416..39214c474439 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
#define RUBY_VERSION "2.4.0"
#define RUBY_RELEASE_DATE "2017-03-13"
-#define RUBY_PATCHLEVEL 99
+#define RUBY_PATCHLEVEL 100
#define RUBY_RELEASE_YEAR 2017
#define RUBY_RELEASE_MONTH 3