llvm-project/clang/test/Sema/inline-asm-validate.c
James Molloy 8bdd24b1a9 [ARM64] Change inline assembly constraints to be more lax, to match the behaviour of Clang/AArch64 and GCC.
GCC allows sub-64bit values to use the 'r' register constraint.

llvm-svn: 206963
2014-04-23 10:26:19 +00:00

10 lines
271 B
C

// RUN: %clang_cc1 -triple arm64-apple-macosx10.8.0 -fsyntax-only -verify %s
// expected-no-diagnostics
unsigned t, r, *p;
int foo (void) {
__asm__ __volatile__( "stxr %w[_t], %[_r], [%[_p]]" : [_t] "=&r" (t) : [_p] "p" (p), [_r] "r" (r) : "memory");
return 1;
}