e0ac46e69d
This reverts commit d618f1c3b12effd0c2bdb7d02108d3551f389d3d. This commit wasn't reviewed ahead of time and significant concerns were raised immediately after it landed. According to our developer policy this warrants immediate revert of the commit. https://llvm.org/docs/DeveloperPolicy.html#patch-reversion-policy Differential Revision: https://reviews.llvm.org/D155509
120 lines
2.5 KiB
C
120 lines
2.5 KiB
C
// RUN: %clang_cc1 -std=c89 -w -fmerge-all-constants -emit-llvm < %s | FileCheck %s
|
|
|
|
// CHECK: @test1.x = internal constant [12 x i32] [i32 1
|
|
// CHECK: @__const.test2.x = private unnamed_addr constant [13 x i32] [i32 1,
|
|
// CHECK: @test5w = {{(dso_local )?}}global { i32, [4 x i8] } { i32 2, [4 x i8] undef }
|
|
// CHECK: @test5y = {{(dso_local )?}}global { double } { double 7.300000e+0{{[0]*}}1 }
|
|
|
|
// CHECK: @__const.test6.x = private unnamed_addr constant %struct.SelectDest { i8 1, i8 2, i32 3, i32 0 }
|
|
|
|
// CHECK: @test7 = {{(dso_local )?}}global [2 x %struct.test7s] [%struct.test7s { i32 1, i32 2 }, %struct.test7s { i32 4, i32 0 }]
|
|
|
|
void test1(void) {
|
|
// This should codegen as a "@test1.x" global.
|
|
const int x[] = { 1, 2, 3, 4, 6, 8, 9, 10, 123, 231, 123,23 };
|
|
foo(x);
|
|
|
|
// CHECK: @test1()
|
|
// CHECK: {{call.*@foo.*@test1.x}}
|
|
}
|
|
|
|
|
|
// rdar://7346691
|
|
void test2(void) {
|
|
// This should codegen as a "@test2.x" global + memcpy.
|
|
int x[] = { 1, 2, 3, 4, 6, 8, 9, 10, 123, 231, 123,23, 24 };
|
|
foo(x);
|
|
|
|
// CHECK: @test2()
|
|
// CHECK: %x = alloca [13 x i32]
|
|
// CHECK: call void @llvm.memcpy
|
|
// CHECK: call{{.*}}@foo{{.*}}ptr noundef %
|
|
}
|
|
|
|
|
|
void test3(void) {
|
|
// This should codegen as a memset.
|
|
int x[100] = { 0 };
|
|
foo(x);
|
|
|
|
// CHECK: @test3()
|
|
// CHECK: %x = alloca [100 x i32]
|
|
// CHECK: call void @llvm.memset
|
|
}
|
|
|
|
void test4(void) {
|
|
char a[10] = "asdf";
|
|
char b[10] = { "asdf" };
|
|
// CHECK: @test4()
|
|
// CHECK: %a = alloca [10 x i8]
|
|
// CHECK: %b = alloca [10 x i8]
|
|
// CHECK: call void @llvm.memcpy
|
|
// CHECK: call void @llvm.memcpy
|
|
}
|
|
|
|
|
|
union test5u { int i; double d; };
|
|
|
|
void test5(void) {
|
|
union test5u ola = (union test5u) 351;
|
|
union test5u olb = (union test5u) 1.0;
|
|
}
|
|
|
|
union test5u test5w = (union test5u)2;
|
|
union test5u test5y = (union test5u)73.0;
|
|
|
|
|
|
|
|
// PR6660 - sqlite miscompile
|
|
struct SelectDest {
|
|
unsigned char eDest;
|
|
unsigned char affinity;
|
|
int iParm;
|
|
int iMem;
|
|
};
|
|
|
|
void test6(void) {
|
|
struct SelectDest x = {1, 2, 3};
|
|
test6f(&x);
|
|
}
|
|
|
|
// rdar://7657600
|
|
struct test7s { int a; int b; } test7[] = {
|
|
{1, 2},
|
|
{4},
|
|
};
|
|
|
|
// rdar://7872531
|
|
#pragma pack(push, 2)
|
|
struct test8s { int f0; char f1; } test8g = {};
|
|
|
|
|
|
// PR7519
|
|
|
|
struct S {
|
|
void (*x) (struct S *);
|
|
};
|
|
|
|
extern struct S *global_dc;
|
|
void cp_diagnostic_starter(struct S *);
|
|
|
|
void init_error(void) {
|
|
global_dc->x = cp_diagnostic_starter;
|
|
}
|
|
|
|
|
|
|
|
// rdar://8147692 - ABI crash in recursive struct-through-function-pointer.
|
|
typedef struct {
|
|
int x5a;
|
|
} x5;
|
|
|
|
typedef struct x2 *x0;
|
|
typedef long (*x1)(x0 x0a, x5 x6);
|
|
struct x2 {
|
|
x1 x4;
|
|
};
|
|
long x3(x0 x0a, x5 a) {
|
|
return x0a->x4(x0a, a);
|
|
}
|