diff options
Diffstat (limited to 'meta/recipes-devtools/gcc/gcc-4.7/pr32219.patch')
-rw-r--r-- | meta/recipes-devtools/gcc/gcc-4.7/pr32219.patch | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/meta/recipes-devtools/gcc/gcc-4.7/pr32219.patch b/meta/recipes-devtools/gcc/gcc-4.7/pr32219.patch new file mode 100644 index 0000000000..bea2063049 --- /dev/null +++ b/meta/recipes-devtools/gcc/gcc-4.7/pr32219.patch | |||
@@ -0,0 +1,72 @@ | |||
1 | Upstream-Status:Backport | ||
2 | Hi, | ||
3 | |||
4 | As suggested by richi. | ||
5 | regtested on i686-linux-gnu with all default languages and no regressions. | ||
6 | Ok for trunk? | ||
7 | |||
8 | gcc/ChangeLog | ||
9 | 2010-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> | ||
10 | |||
11 | PR target/32219 | ||
12 | * varasm.c (default_binds_local_p_1): Weak data is not local. | ||
13 | |||
14 | gcc/testsuite/ChangeLog | ||
15 | 2010-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> | ||
16 | |||
17 | PR target/32219 | ||
18 | * gcc.dg/visibility-21.c: New test. | ||
19 | |||
20 | Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | ||
21 | --- | ||
22 | gcc/testsuite/gcc.dg/visibility-21.c | 14 ++++++++++++++ | ||
23 | gcc/varasm.c | 8 ++++---- | ||
24 | 2 files changed, 18 insertions(+), 4 deletions(-) | ||
25 | create mode 100644 gcc/testsuite/gcc.dg/visibility-21.c | ||
26 | |||
27 | Index: gcc-4_7-branch/gcc/testsuite/gcc.dg/visibility-21.c | ||
28 | =================================================================== | ||
29 | --- /dev/null 1970-01-01 00:00:00.000000000 +0000 | ||
30 | +++ gcc-4_7-branch/gcc/testsuite/gcc.dg/visibility-21.c 2012-04-10 10:39:38.083396738 -0700 | ||
31 | @@ -0,0 +1,14 @@ | ||
32 | +/* PR target/32219 */ | ||
33 | +/* { dg-do run } */ | ||
34 | +/* { dg-require-visibility "" } */ | ||
35 | +/* { dg-options "-fPIC" { target fpic } } */ | ||
36 | + | ||
37 | +extern void f() __attribute__((weak,visibility("hidden"))); | ||
38 | +extern int puts( char const* ); | ||
39 | +int main() | ||
40 | +{ | ||
41 | + if (f) | ||
42 | + f(); | ||
43 | + return 0; | ||
44 | +} | ||
45 | + | ||
46 | Index: gcc-4_7-branch/gcc/varasm.c | ||
47 | =================================================================== | ||
48 | --- gcc-4_7-branch.orig/gcc/varasm.c 2012-04-10 10:17:24.127330049 -0700 | ||
49 | +++ gcc-4_7-branch/gcc/varasm.c 2012-04-10 10:39:38.087396414 -0700 | ||
50 | @@ -6937,6 +6937,10 @@ | ||
51 | /* Static variables are always local. */ | ||
52 | else if (! TREE_PUBLIC (exp)) | ||
53 | local_p = true; | ||
54 | + /* hidden weak can't be overridden by something non-local, all | ||
55 | + that is possible is that it is not defined at all. */ | ||
56 | + else if (DECL_WEAK (exp)) | ||
57 | + local_p = false; | ||
58 | /* A variable is local if the user has said explicitly that it will | ||
59 | be. */ | ||
60 | else if ((DECL_VISIBILITY_SPECIFIED (exp) | ||
61 | @@ -6950,11 +6954,6 @@ | ||
62 | local. */ | ||
63 | else if (DECL_VISIBILITY (exp) != VISIBILITY_DEFAULT) | ||
64 | local_p = true; | ||
65 | - /* Default visibility weak data can be overridden by a strong symbol | ||
66 | - in another module and so are not local. */ | ||
67 | - else if (DECL_WEAK (exp) | ||
68 | - && !resolved_locally) | ||
69 | - local_p = false; | ||
70 | /* If PIC, then assume that any global name can be overridden by | ||
71 | symbols resolved from other modules. */ | ||
72 | else if (shlib) | ||