diff options
Diffstat (limited to 'recipes-devtools/clang/clang/0025-libcxx-Define-__NR_futex-to-be-__NR_futex_time64-on-.patch')
-rw-r--r-- | recipes-devtools/clang/clang/0025-libcxx-Define-__NR_futex-to-be-__NR_futex_time64-on-.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/recipes-devtools/clang/clang/0025-libcxx-Define-__NR_futex-to-be-__NR_futex_time64-on-.patch b/recipes-devtools/clang/clang/0025-libcxx-Define-__NR_futex-to-be-__NR_futex_time64-on-.patch new file mode 100644 index 0000000..52a08d6 --- /dev/null +++ b/recipes-devtools/clang/clang/0025-libcxx-Define-__NR_futex-to-be-__NR_futex_time64-on-.patch | |||
@@ -0,0 +1,32 @@ | |||
1 | From b0332a97ab1abdddadbe34dc30ee2b8e7d5cb2f9 Mon Sep 17 00:00:00 2001 | ||
2 | From: Khem Raj <raj.khem@gmail.com> | ||
3 | Date: Sun, 2 Aug 2020 10:11:00 -0700 | ||
4 | Subject: [PATCH] libcxx: Define __NR_futex to be __NR_futex_time64 on riscv32 | ||
5 | |||
6 | RISCV glibc has decided to use 64bit time_t from get go unlike | ||
7 | other 32bit architecture therefore aliasing __NR_futex to | ||
8 | __NR_futex_time64 helps avoid the below errors on rv32 | ||
9 | |||
10 | Upstream-Status: Submittted [https://reviews.llvm.org/D85095] | ||
11 | Signed-off-by: Khem Raj <raj.khem@gmail.com> | ||
12 | --- | ||
13 | libcxx/src/atomic.cpp | 3 +++ | ||
14 | 1 file changed, 3 insertions(+) | ||
15 | |||
16 | diff --git a/libcxx/src/atomic.cpp b/libcxx/src/atomic.cpp | ||
17 | index 65d4837bb4a7..e9969b8e570e 100644 | ||
18 | --- a/libcxx/src/atomic.cpp | ||
19 | +++ b/libcxx/src/atomic.cpp | ||
20 | @@ -16,6 +16,9 @@ | ||
21 | #include <iostream> | ||
22 | |||
23 | #ifdef __linux__ | ||
24 | +#if !defined(__NR_futex) && defined(__riscv) && __riscv_xlen == 32 | ||
25 | +# define __NR_futex __NR_futex_time64 | ||
26 | +#endif | ||
27 | |||
28 | #include <unistd.h> | ||
29 | #include <linux/futex.h> | ||
30 | -- | ||
31 | 2.28.0 | ||
32 | |||