asm.c revision 7f422287a2ee7e515beb715f1f8915e9331469ee
1a5728872c7702ddd09537c95bc3cbd20e1f2fb09Daniel Dunbar// RUN: %clang_cc1 -fsyntax-only -verify %s
2eecf847d1e46f4e1f7386ba3e624e2c8f31fa953Anders Carlsson
3eecf847d1e46f4e1f7386ba3e624e2c8f31fa953Anders Carlssonvoid f1() {
4102e1b6a4753b0bd3662ad1bd119f6efa04b8763Chandler Carruth  // PR7673: Some versions of GCC support an empty clobbers section.
5102e1b6a4753b0bd3662ad1bd119f6efa04b8763Chandler Carruth  asm ("ret" : : :);
6eecf847d1e46f4e1f7386ba3e624e2c8f31fa953Anders Carlsson}
78bd36fcb4427519f41197d88b9121e2bbe9e3fc3Anders Carlsson
88bd36fcb4427519f41197d88b9121e2bbe9e3fc3Anders Carlssonvoid f2() {
98bd36fcb4427519f41197d88b9121e2bbe9e3fc3Anders Carlsson  asm("foo" : "=r" (a)); // expected-error {{use of undeclared identifier 'a'}}
108bd36fcb4427519f41197d88b9121e2bbe9e3fc3Anders Carlsson  asm("foo" : : "r" (b)); // expected-error {{use of undeclared identifier 'b'}}
118bd36fcb4427519f41197d88b9121e2bbe9e3fc3Anders Carlsson}
12aec3a1eb215445e63ba5702f8d6b1e0f2e8c27b9Chris Lattner
13aec3a1eb215445e63ba5702f8d6b1e0f2e8c27b9Chris Lattner
14aec3a1eb215445e63ba5702f8d6b1e0f2e8c27b9Chris Lattner// rdar://5952468
15aec3a1eb215445e63ba5702f8d6b1e0f2e8c27b9Chris Lattner__asm ; // expected-error {{expected '(' after 'asm'}}
16aec3a1eb215445e63ba5702f8d6b1e0f2e8c27b9Chris Lattner
177f422287a2ee7e515beb715f1f8915e9331469eeTed Kremenek// <rdar://problem/10465079> - Don't crash on wide string literals in 'asm'.
187f422287a2ee7e515beb715f1f8915e9331469eeTed Kremenekint foo asm (L"bar"); // expected-error {{cannot use wide string literal in 'asm'}}
197f422287a2ee7e515beb715f1f8915e9331469eeTed Kremenek
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