forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			130 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			130 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: echo "GNU89 tests:"
 | |
| // RUN: %clang %s -O1 -emit-llvm -S -o %t -std=gnu89
 | |
| // RUN: grep "define available_externally i32 @ei()" %t
 | |
| // RUN: grep "define i32 @foo()" %t
 | |
| // RUN: grep "define i32 @bar()" %t
 | |
| // RUN: grep "define void @unreferenced1()" %t
 | |
| // RUN: not grep unreferenced2 %t
 | |
| // RUN: grep "define void @gnu_inline()" %t
 | |
| // RUN: grep "define available_externally void @gnu_ei_inline()" %t
 | |
| // RUN: grep "define i32 @test1" %t
 | |
| // RUN: grep "define i32 @test2" %t
 | |
| // RUN: grep "define void @test3()" %t
 | |
| // RUN: grep "define available_externally i32 @test4" %t
 | |
| // RUN: grep "define available_externally i32 @test5" %t
 | |
| // RUN: grep "define i32 @test6" %t
 | |
| // RUN: grep "define void @test7" %t
 | |
| // RUN: grep "define i.. @strlcpy" %t
 | |
| // RUN: not grep test9 %t
 | |
| // RUN: grep "define void @testA" %t
 | |
| // RUN: grep "define void @testB" %t
 | |
| // RUN: grep "define void @testC" %t
 | |
| 
 | |
| // RUN: echo "C99 tests:"
 | |
| // RUN: %clang %s -O1 -emit-llvm -S -o %t -std=gnu99
 | |
| // RUN: grep "define i32 @ei()" %t
 | |
| // RUN: grep "define available_externally i32 @foo()" %t
 | |
| // RUN: grep "define i32 @bar()" %t
 | |
| // RUN: not grep unreferenced1 %t
 | |
| // RUN: grep "define void @unreferenced2()" %t
 | |
| // RUN: grep "define void @gnu_inline()" %t
 | |
| // RUN: grep "define available_externally void @gnu_ei_inline()" %t
 | |
| // RUN: grep "define i32 @test1" %t
 | |
| // RUN: grep "define i32 @test2" %t
 | |
| // RUN: grep "define void @test3" %t
 | |
| // RUN: grep "define available_externally i32 @test4" %t
 | |
| // RUN: grep "define available_externally i32 @test5" %t
 | |
| // RUN: grep "define i32 @test6" %t
 | |
| // RUN: grep "define void @test7" %t
 | |
| // RUN: grep "define available_externally i.. @strlcpy" %t
 | |
| // RUN: grep "define void @test9" %t
 | |
| // RUN: grep "define void @testA" %t
 | |
| // RUN: grep "define void @testB" %t
 | |
| // RUN: grep "define void @testC" %t
 | |
| 
 | |
| // RUN: echo "C++ tests:"
 | |
| // RUN: %clang -x c++ %s -O1 -emit-llvm -S -o %t -std=c++98
 | |
| // RUN: grep "define linkonce_odr i32 @_Z2eiv()" %t
 | |
| // RUN: grep "define linkonce_odr i32 @_Z3foov()" %t
 | |
| // RUN: grep "define i32 @_Z3barv()" %t
 | |
| // RUN: not grep unreferenced %t
 | |
| // RUN: grep "define void @_Z10gnu_inlinev()" %t
 | |
| // RUN: grep "define available_externally void @_Z13gnu_ei_inlinev()" %t
 | |
| 
 | |
| extern __inline int ei() { return 123; }
 | |
| 
 | |
| __inline int foo() {
 | |
|   return ei();
 | |
| }
 | |
| 
 | |
| int bar() { return foo(); }
 | |
| 
 | |
| 
 | |
| __inline void unreferenced1() {}
 | |
| extern __inline void unreferenced2() {}
 | |
| 
 | |
| __inline __attribute((__gnu_inline__)) void gnu_inline() {}
 | |
| 
 | |
| // PR3988
 | |
| extern __inline __attribute__((gnu_inline)) void gnu_ei_inline() {}
 | |
| void (*P)() = gnu_ei_inline;
 | |
| 
 | |
| // <rdar://problem/6818429>
 | |
| int test1();
 | |
| __inline int test1() { return 4; }
 | |
| __inline int test2() { return 5; }
 | |
| __inline int test2();
 | |
| int test2();
 | |
| 
 | |
| void test_test1() { test1(); }
 | |
| void test_test2() { test2(); }
 | |
| 
 | |
| // PR3989
 | |
| extern __inline void test3() __attribute__((gnu_inline));
 | |
| __inline void __attribute__((gnu_inline)) test3() {}
 | |
| 
 | |
| extern int test4(void);
 | |
| extern __inline __attribute__ ((__gnu_inline__)) int test4(void)
 | |
| {
 | |
|   return 0;
 | |
| }
 | |
| 
 | |
| void test_test4() { test4(); }
 | |
| 
 | |
| extern __inline int test5(void)  __attribute__ ((__gnu_inline__));
 | |
| extern __inline int __attribute__ ((__gnu_inline__)) test5(void)
 | |
| {
 | |
|   return 0;
 | |
| }
 | |
| 
 | |
| void test_test5() { test5(); }
 | |
| 
 | |
| // PR10233
 | |
| 
 | |
| __inline int test6() { return 0; }
 | |
| extern int test6();
 | |
| 
 | |
| 
 | |
| // No PR#, but this once crashed clang in C99 mode due to buggy extern inline
 | |
| // redeclaration detection.
 | |
| void test7() { }
 | |
| void test7();
 | |
| 
 | |
| // PR11062; the fact that the function is named strlcpy matters here.
 | |
| inline __typeof(sizeof(int)) strlcpy(char *dest, const char *src, __typeof(sizeof(int)) size) { return 3; }
 | |
| void test8() { strlcpy(0,0,0); }
 | |
| 
 | |
| // PR10657; the test crashed in C99 mode
 | |
| extern inline void test9() { }
 | |
| void test9();
 | |
| 
 | |
| inline void testA() {}
 | |
| void testA();
 | |
| 
 | |
| void testB();
 | |
| inline void testB() {}
 | |
| extern void testB();
 | |
| 
 | |
| extern inline void testC() {}
 | |
| inline void testC();
 |