forked from OSchip/llvm-project
74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
// RUN: clang-cc %s -fsyntax-only -verify -pedantic -triple=i686-apple-darwin9
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// This test needs to set the target because it uses __builtin_ia32_vec_ext_v4si
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int test1(float a, int b) {
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return __builtin_isless(a, b);
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}
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int test2(int a, int b) {
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return __builtin_islessequal(a, b); // expected-error {{floating point type}}
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}
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int test3(double a, float b) {
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return __builtin_isless(a, b);
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}
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int test4(int* a, double b) {
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return __builtin_islessequal(a, b); // expected-error {{floating point type}}
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}
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int test5(float a, long double b) {
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return __builtin_isless(a, b, b); // expected-error {{too many arguments}}
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}
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int test6(float a, long double b) {
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return __builtin_islessequal(a); // expected-error {{too few arguments}}
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}
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#define CFSTR __builtin___CFStringMakeConstantString
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void test7() {
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CFSTR("\242");
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CFSTR("\0"); // expected-warning {{ CFString literal contains NUL character }}
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CFSTR(242); // expected-error {{ CFString literal is not a string constant }} expected-warning {{incompatible integer to pointer conversion}}
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CFSTR("foo", "bar"); // expected-error {{too many arguments to function call}}
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}
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// atomics.
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void test9(short v) {
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unsigned i, old;
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old = __sync_fetch_and_add(); // expected-error {{too few arguments to function call}}
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old = __sync_fetch_and_add(&old); // expected-error {{too few arguments to function call}}
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old = __sync_fetch_and_add((int**)0, 42i); // expected-warning {{imaginary constants are an extension}}
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}
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// rdar://7236819
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void test10(void) __attribute__((noreturn));
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void test10(void) {
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__asm__("int3");
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__builtin_unreachable();
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// No warning about falling off the end of a noreturn function.
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}
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void test11(int X) {
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switch (X) {
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case __builtin_eh_return_data_regno(0): // constant foldable.
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break;
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}
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__builtin_eh_return_data_regno(X); // expected-error {{not an integer constant expression}}
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}
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// PR5062
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void test12(void) __attribute__((__noreturn__));
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void test12(void) {
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__builtin_trap(); // no warning because trap is noreturn.
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}
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void test_unknown_builtin(int a, int b) {
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__builtin_foo(a, b); // expected-error{{use of unknown builtin}}
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}
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