| // RUN: clang -arch i386 -verify -emit-llvm -o %t %s && |
| |
| #include <stdint.h> |
| |
| // Brace-enclosed string array initializers |
| char a[] = { "asdf" }; |
| |
| // Double-implicit-conversions of array/functions (not legal C, but |
| // clang accepts it for gcc compat). |
| intptr_t b = a; // expected-warning {{incompatible pointer to integer conversion}} |
| int c(); |
| void *d = c; |
| intptr_t e = c; // expected-warning {{incompatible pointer to integer conversion}} |
| |
| int f, *g = __extension__ &f, *h = (1 != 1) ? &f : &f; |
| |
| union s2 { |
| struct { |
| struct { } *f0; |
| } f0; |
| }; |
| |
| int g0 = (int)(&(((union s2 *) 0)->f0.f0) - 0); |
| |
| // RUN: grep '@g1x = global %. { double 1.000000e+00, double 0.000000e+00 }' %t && |
| _Complex double g1x = 1.0f; |
| // RUN: grep '@g1y = global %. { double 0.000000e+00, double 1.000000e+00 }' %t && |
| _Complex double g1y = 1.0fi; |
| // RUN: grep '@g1 = global %. { i8 1, i8 10 }' %t && |
| _Complex char g1 = (char) 1 + (char) 10 * 1i; |
| // RUN: grep '@g2 = global .struct.__block_descriptor { i32 1, i32 10 }' %t && |
| _Complex int g2 = 1 + 10i; |
| // RUN: grep '@g3 = global %. { float 1.000000e+00, float 1.000000e+01 }' %t && |
| _Complex float g3 = 1.0 + 10.0i; |
| // RUN: grep '@g4 = global %. { double 1.000000e+00, double 1.000000e+01 }' %t && |
| _Complex double g4 = 1.0 + 10.0i; |
| // RUN: grep '@g5 = global .struct.__block_descriptor zeroinitializer' %t && |
| _Complex int g5 = (2 + 3i) == (5 + 7i); |
| // RUN: grep '@g6 = global %. { double -1.100000e+01, double 2.900000e+01 }' %t && |
| _Complex double g6 = (2.0 + 3.0i) * (5.0 + 7.0i); |
| // RUN: grep '@g7 = global i32 1' %t && |
| int g7 = (2 + 3i) * (5 + 7i) == (-11 + 29i); |
| // RUN: grep '@g8 = global i32 1' %t && |
| int g8 = (2.0 + 3.0i) * (5.0 + 7.0i) == (-11.0 + 29.0i); |
| // RUN: grep '@g9 = global i32 0' %t && |
| int g9 = (2 + 3i) * (5 + 7i) != (-11 + 29i); |
| // RUN: grep '@g10 = global i32 0' %t && |
| int g10 = (2.0 + 3.0i) * (5.0 + 7.0i) != (-11.0 + 29.0i); |
| |
| |
| // Global references |
| // RUN: grep '@g11.l0 = internal global i32 ptrtoint (i32 ()\* @g11 to i32)' %t && |
| long g11() { |
| static long l0 = (long) g11; |
| return l0; |
| } |
| |
| // RUN: grep '@g12 = global i32 ptrtoint (i8\* @g12_tmp to i32)' %t && |
| static char g12_tmp; |
| long g12 = (long) &g12_tmp; |
| |
| // RUN: grep '@g13 = global \[1 x .struct.g13_s0\] \[.struct.g13_s0 <{ i32 ptrtoint (i8\* @g12_tmp to i32) }>\]' %t && |
| struct g13_s0 { |
| long a; |
| }; |
| struct g13_s0 g13[] = { |
| { (long) &g12_tmp } |
| }; |
| |
| // RUN: grep '@g14 = global i8\* inttoptr (i64 100 to i8\*)' %t && |
| void *g14 = (void*) 100; |
| |
| // RUN: grep '@g15 = global i32 -1' %t && |
| int g15 = (int) (char) ((void*) 0 + 255); |
| |
| // RUN: grep '@g16 = global i64 4294967295' %t && |
| long long g16 = (long long) ((void*) 0xFFFFFFFF); |
| |
| // RUN: grep '@g17 = global i32\* @g15' %t && |
| int *g17 = (int *) ((long) &g15); |
| |
| // RUN: grep '@g18.p = internal global \[1 x i32\*\] \[i32\* @g19\]' %t && |
| void g18(void) { |
| extern int g19; |
| static int *p[] = { &g19 }; |
| } |
| |
| // RUN: grep '@g20.l0 = internal global .struct.g20_s1 <{ .struct.g20_s0\* null, .struct.g20_s0\*\* getelementptr (.struct.g20_s1\* @g20.l0, i32 0, i32 0) }>' %t && |
| |
| struct g20_s0; |
| struct g20_s1 { |
| struct g20_s0 *f0, **f1; |
| }; |
| void *g20(void) { |
| static struct g20_s1 l0 = { ((void*) 0), &l0.f0 }; |
| return l0.f1; |
| } |
| |
| // RUN: true |