diff options
Diffstat (limited to 'meta/recipes-devtools/gcc/gcc-4.9/0024-PR-target-32219.patch')
-rw-r--r-- | meta/recipes-devtools/gcc/gcc-4.9/0024-PR-target-32219.patch | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/meta/recipes-devtools/gcc/gcc-4.9/0024-PR-target-32219.patch b/meta/recipes-devtools/gcc/gcc-4.9/0024-PR-target-32219.patch new file mode 100644 index 0000000000..45acf7fd23 --- /dev/null +++ b/meta/recipes-devtools/gcc/gcc-4.9/0024-PR-target-32219.patch | |||
@@ -0,0 +1,62 @@ | |||
1 | From e0d15f4f8bf28c351b9215ca37f1caa24df0e1fd Mon Sep 17 00:00:00 2001 | ||
2 | From: Khem Raj <raj.khem@gmail.com> | ||
3 | Date: Fri, 29 Mar 2013 09:18:54 +0400 | ||
4 | Subject: [PATCH 24/35] PR target/32219 | ||
5 | |||
6 | * varasm.c (default_binds_local_p_1): Weak data is not local. | ||
7 | |||
8 | Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | ||
9 | Signed-off-by: Khem Raj <raj.khem@gmail.com> | ||
10 | |||
11 | Upstream-Status: Backport | ||
12 | --- | ||
13 | gcc/testsuite/gcc.dg/visibility-21.c | 14 ++++++++++++++ | ||
14 | gcc/varasm.c | 9 ++++----- | ||
15 | 2 files changed, 18 insertions(+), 5 deletions(-) | ||
16 | create mode 100644 gcc/testsuite/gcc.dg/visibility-21.c | ||
17 | |||
18 | Index: gcc-4.9-20140316/gcc/varasm.c | ||
19 | =================================================================== | ||
20 | --- gcc-4.9-20140316.orig/gcc/varasm.c | ||
21 | +++ gcc-4.9-20140316/gcc/varasm.c | ||
22 | @@ -6771,6 +6771,10 @@ default_binds_local_p_1 (const_tree exp, | ||
23 | /* Static variables are always local. */ | ||
24 | else if (! TREE_PUBLIC (exp)) | ||
25 | local_p = true; | ||
26 | + /* hidden weak can't be overridden by something non-local, all | ||
27 | + that is possible is that it is not defined at all. */ | ||
28 | + else if (DECL_WEAK (exp)) | ||
29 | + local_p = false; | ||
30 | /* A variable is local if the user has said explicitly that it will | ||
31 | be. */ | ||
32 | else if ((DECL_VISIBILITY_SPECIFIED (exp) | ||
33 | @@ -6784,11 +6788,6 @@ default_binds_local_p_1 (const_tree exp, | ||
34 | local. */ | ||
35 | else if (DECL_VISIBILITY (exp) != VISIBILITY_DEFAULT) | ||
36 | local_p = true; | ||
37 | - /* Default visibility weak data can be overridden by a strong symbol | ||
38 | - in another module and so are not local. */ | ||
39 | - else if (DECL_WEAK (exp) | ||
40 | - && !resolved_locally) | ||
41 | - local_p = false; | ||
42 | /* If PIC, then assume that any global name can be overridden by | ||
43 | symbols resolved from other modules. */ | ||
44 | else if (shlib) | ||
45 | Index: gcc-4.9-20140316/gcc/testsuite/gcc.dg/visibility-22.c | ||
46 | =================================================================== | ||
47 | --- /dev/null | ||
48 | +++ gcc-4.9-20140316/gcc/testsuite/gcc.dg/visibility-22.c | ||
49 | @@ -0,0 +1,13 @@ | ||
50 | +/* PR target/32219 */ | ||
51 | +/* { dg-do run } */ | ||
52 | +/* { dg-require-visibility "" } */ | ||
53 | +/* { dg-options "-fPIC" { target fpic } } */ | ||
54 | + | ||
55 | +extern void f() __attribute__((weak,visibility("hidden"))); | ||
56 | +extern int puts( char const* ); | ||
57 | +int main() | ||
58 | +{ | ||
59 | + if (f) | ||
60 | + f(); | ||
61 | + return 0; | ||
62 | +} | ||