xref: /minix3/external/bsd/llvm/dist/clang/test/Sema/constant-builtins.c (revision f4a2713ac843a11c696ec80c0a5e3e5d80b4d338)
1*f4a2713aSLionel Sambuc // RUN: %clang_cc1 -fsyntax-only %s -verify -pedantic
2*f4a2713aSLionel Sambuc // expected-no-diagnostics
3*f4a2713aSLionel Sambuc 
4*f4a2713aSLionel Sambuc // Math stuff
5*f4a2713aSLionel Sambuc 
6*f4a2713aSLionel Sambuc float        g0 = __builtin_huge_val();
7*f4a2713aSLionel Sambuc double       g1 = __builtin_huge_valf();
8*f4a2713aSLionel Sambuc long double  g2 = __builtin_huge_vall();
9*f4a2713aSLionel Sambuc float        g3 = __builtin_inf();
10*f4a2713aSLionel Sambuc double       g4 = __builtin_inff();
11*f4a2713aSLionel Sambuc long double  g5 = __builtin_infl();
12*f4a2713aSLionel Sambuc 
13*f4a2713aSLionel Sambuc // GCC misc stuff
14*f4a2713aSLionel Sambuc 
15*f4a2713aSLionel Sambuc extern int f();
16*f4a2713aSLionel Sambuc 
17*f4a2713aSLionel Sambuc int h0 = __builtin_types_compatible_p(int,float);
18*f4a2713aSLionel Sambuc //int h1 = __builtin_choose_expr(1, 10, f());
19*f4a2713aSLionel Sambuc //int h2 = __builtin_expect(0, 0);
20*f4a2713aSLionel Sambuc int h3 = __builtin_bswap16(0x1234) == 0x3412 ? 1 : f();
21*f4a2713aSLionel Sambuc int h4 = __builtin_bswap32(0x1234) == 0x34120000 ? 1 : f();
22*f4a2713aSLionel Sambuc int h5 = __builtin_bswap64(0x1234) == 0x3412000000000000 ? 1 : f();
23*f4a2713aSLionel Sambuc 
24*f4a2713aSLionel Sambuc short somefunc();
25*f4a2713aSLionel Sambuc 
26*f4a2713aSLionel Sambuc short t = __builtin_constant_p(5353) ? 42 : somefunc();
27*f4a2713aSLionel Sambuc 
28*f4a2713aSLionel Sambuc 
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