119 lines
2.4 KiB
C
119 lines
2.4 KiB
C
// RUN: %clang_cc1 -w -emit-llvm < %s | FileCheck %s
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// CHECK: @test1.x = internal constant [12 x i32] [i32 1
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// CHECK: @test2.x = private unnamed_addr constant [13 x i32] [i32 1,
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// CHECK: @test5w = global { i32, [4 x i8] } { i32 2, [4 x i8] undef }
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// CHECK: @test5y = global { double } { double 7.300000e+0{{[0]*}}1 }
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// CHECK: @test6.x = private unnamed_addr constant %struct.SelectDest { i8 1, i8 2, i32 3, i32 0 }
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// CHECK: @test7 = global [2 x %struct.test7s] [%struct.test7s { i32 1, i32 2 }, %struct.test7s { i32 4, i32 0 }]
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void test1() {
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// This should codegen as a "@test1.x" global.
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const int x[] = { 1, 2, 3, 4, 6, 8, 9, 10, 123, 231, 123,23 };
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foo(x);
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// CHECK: @test1()
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// CHECK: {{call.*@foo.*@test1.x}}
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}
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// rdar://7346691
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void test2() {
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// This should codegen as a "@test2.x" global + memcpy.
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int x[] = { 1, 2, 3, 4, 6, 8, 9, 10, 123, 231, 123,23, 24 };
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foo(x);
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// CHECK: @test2()
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// CHECK: %x = alloca [13 x i32]
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// CHECK: call void @llvm.memcpy
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// CHECK: call{{.*}}@foo{{.*}}i32* %
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}
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void test3() {
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// This should codegen as a memset.
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int x[100] = { 0 };
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foo(x);
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// CHECK: @test3()
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// CHECK: %x = alloca [100 x i32]
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// CHECK: call void @llvm.memset
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}
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void test4(void) {
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char a[10] = "asdf";
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char b[10] = { "asdf" };
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// CHECK: @test4()
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// CHECK: %a = alloca [10 x i8]
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// CHECK: %b = alloca [10 x i8]
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// CHECK: call void @llvm.memcpy
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// CHECK: call void @llvm.memcpy
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}
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union test5u { int i; double d; };
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void test5() {
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union test5u ola = (union test5u) 351;
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union test5u olb = (union test5u) 1.0;
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}
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union test5u test5w = (union test5u)2;
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union test5u test5y = (union test5u)73.0;
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// PR6660 - sqlite miscompile
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struct SelectDest {
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unsigned char eDest;
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unsigned char affinity;
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int iParm;
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int iMem;
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};
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void test6() {
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struct SelectDest x = {1, 2, 3};
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test6f(&x);
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}
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// rdar://7657600
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struct test7s { int a; int b; } test7[] = {
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{1, 2},
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{4},
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};
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// rdar://7872531
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#pragma pack(push, 2)
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struct test8s { int f0; char f1; } test8g = {};
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// PR7519
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struct S {
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void (*x) (struct S *);
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};
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extern struct S *global_dc;
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void cp_diagnostic_starter(struct S *);
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void init_error(void) {
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global_dc->x = cp_diagnostic_starter;
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}
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// rdar://8147692 - ABI crash in recursive struct-through-function-pointer.
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typedef struct {
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int x5a;
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} x5;
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typedef struct x2 *x0;
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typedef long (*x1)(x0 x0a, x5 x6);
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struct x2 {
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x1 x4;
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};
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long x3(x0 x0a, x5 a) {
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return x0a->x4(x0a, a);
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}
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