forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			46 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
 | |
| 
 | |
| // Test checks that 'mode' attribute is handled correctly with enums, i. e. code
 | |
| //   1. "typedef enum { A } __attribute__((mode(HI))) T;" is accepted,
 | |
| //   2. "enum X __attribute__((mode(QI))) var;" forms a complete integer type.
 | |
| 
 | |
| int main() {
 | |
|   // CHECK: [[X1:%.+]] = alloca i8
 | |
|   enum { A1, B1 } __attribute__((mode(QI))) x1 = A1;
 | |
| 
 | |
|   // CHECK: [[X2:%.+]] = alloca i16
 | |
|   enum { A2, B2 } x2 __attribute__((mode(HI))) = B2;
 | |
| 
 | |
|   // CHECK: [[X3:%.+]] = alloca i32
 | |
|   typedef enum { A3, B3 } __attribute__((mode(SI))) T3;
 | |
|   T3 x3 = A3;
 | |
| 
 | |
|   // CHECK: [[X4:%.+]] = alloca i64
 | |
|   typedef enum { A4, B4 } T4 __attribute__((mode(DI)));
 | |
|   T4 x4 = B4;
 | |
| 
 | |
|   // CHECK: [[X5:%.+]] = alloca i8
 | |
|   typedef enum __attribute__((mode(QI))) { A5, B5 } T5;
 | |
|   T5 x5 = A5;
 | |
| 
 | |
|   // CHECK: [[X6:%.+]] = alloca i8
 | |
|   typedef enum X __attribute__((mode(QI))) T6;
 | |
|   T6 x6;
 | |
| 
 | |
|   // CHECK: [[X7:%.+]] = alloca i128
 | |
|   enum { A7, B7 } __attribute__((mode(TI))) x7 = A7;
 | |
| 
 | |
|   // CHECK: [[X8:%.+]] = alloca i8
 | |
|   enum __attribute__((mode(QI))) { A8, B8 } x8 = B8;
 | |
| 
 | |
|   // CHECK: store i8 0, i8* [[X1]]
 | |
|   // CHECK: store i16 1, i16* [[X2]]
 | |
|   // CHECK: store i32 0, i32* [[X3]]
 | |
|   // CHECK: store i64 1, i64* [[X4]]
 | |
|   // CHECK: store i8 0, i8* [[X5]]
 | |
|   // CHECK: store i128 0, i128* [[X7]]
 | |
|   // CHECK: store i8 1, i8* [[X8]]
 | |
| 
 | |
|   return x1 + x2 + x3 + x4 + x5 + x6 + x7 + x8;
 | |
| }
 |