24 lines
755 B
C
24 lines
755 B
C
// RUN: %clang_cc1 -triple i386-apple-darwin9 -verify %s
|
|
// <rdar://problem/12415959>
|
|
|
|
typedef unsigned int u_int32_t;
|
|
typedef u_int32_t uint32_t;
|
|
|
|
typedef unsigned long long u_int64_t;
|
|
typedef u_int64_t uint64_t;
|
|
|
|
int func1() {
|
|
// Error out if size is > 32-bits.
|
|
uint32_t msr = 0x8b;
|
|
uint64_t val = 0;
|
|
__asm__ volatile("wrmsr"
|
|
:
|
|
: "c" (msr),
|
|
"a" ((val & 0xFFFFFFFFUL)), // expected-error {{invalid input size for constraint 'a'}}
|
|
"d" (((val >> 32) & 0xFFFFFFFFUL)));
|
|
|
|
// Don't error out if the size of the destination is <= 32 bits.
|
|
unsigned char data;
|
|
unsigned int port;
|
|
__asm__ volatile("outb %0, %w1" : : "a" (data), "Nd" (port)); // No error expected.
|
|
}
|