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fix riscv64 syscall asm constraint
[musl]
/
arch
/
riscv64
/
syscall_arch.h
diff --git
a/arch/riscv64/syscall_arch.h
b/arch/riscv64/syscall_arch.h
index
1aaeb63
..
3e0804e
100644
(file)
--- a/
arch/riscv64/syscall_arch.h
+++ b/
arch/riscv64/syscall_arch.h
@@
-3,7
+3,7
@@
#define __asm_syscall(...) \
__asm__ __volatile__ ("ecall\n\t" \
- : "
+
r"(a0) : __VA_ARGS__ : "memory"); \
+ : "
=
r"(a0) : __VA_ARGS__ : "memory"); \
return a0; \
static inline long __syscall0(long n)