139 lines
4.4 KiB
C
139 lines
4.4 KiB
C
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// RUN: echo "GNU89 tests:"
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// RUN: %clang_cc1 %s -triple i386-unknown-unknown -O1 -disable-llvm-optzns -emit-llvm -o - -std=gnu89 | FileCheck %s --check-prefix=CHECK1
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// CHECK1-LABEL: define i32 @foo()
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// CHECK1-LABEL: define i32 @bar()
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// CHECK1-LABEL: define void @unreferenced1()
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// CHECK1-NOT: unreferenced2
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// CHECK1-LABEL: define void @gnu_inline()
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// CHECK1-LABEL: define i32 @test1
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// CHECK1-LABEL: define i32 @test2
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// CHECK1-LABEL: define void @test3()
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// CHECK1-LABEL: define available_externally i32 @test4
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// CHECK1-LABEL: define available_externally i32 @test5
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// CHECK1-LABEL: define i32 @test6
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// CHECK1-LABEL: define void @test7
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// CHECK1: define i{{..}} @strlcpy
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// CHECK1-NOT: test9
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// CHECK1-LABEL: define void @testA
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// CHECK1-LABEL: define void @testB
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// CHECK1-LABEL: define void @testC
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// CHECK1-LABEL: define available_externally void @gnu_ei_inline()
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// CHECK1-LABEL: define available_externally i32 @ei()
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// RUN: echo "C99 tests:"
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// RUN: %clang_cc1 %s -triple i386-unknown-unknown -O1 -disable-llvm-optzns -emit-llvm -o - -std=gnu99 | FileCheck %s --check-prefix=CHECK2
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// CHECK2-LABEL: define i32 @ei()
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// CHECK2-LABEL: define i32 @bar()
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// CHECK2-NOT: unreferenced1
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// CHECK2-LABEL: define void @unreferenced2()
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// CHECK2-LABEL: define void @gnu_inline()
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// CHECK2-LABEL: define i32 @test1
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// CHECK2-LABEL: define i32 @test2
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// CHECK2-LABEL: define void @test3
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// CHECK2-LABEL: define available_externally i32 @test4
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// CHECK2-LABEL: define available_externally i32 @test5
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// CHECK2-LABEL: define i32 @test6
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// CHECK2-LABEL: define void @test7
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// CHECK2: define available_externally i{{..}} @strlcpy
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// CHECK2-LABEL: define void @test9
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// CHECK2-LABEL: define void @testA
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// CHECK2-LABEL: define void @testB
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// CHECK2-LABEL: define void @testC
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// CHECK2-LABEL: define available_externally void @gnu_ei_inline()
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// CHECK2-LABEL: define available_externally i32 @foo()
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// RUN: echo "C++ tests:"
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// RUN: %clang_cc1 -x c++ %s -triple i386-unknown-unknown -O1 -disable-llvm-optzns -emit-llvm -o - -std=c++98 | FileCheck %s --check-prefix=CHECK3
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// CHECK3-LABEL: define i32 @_Z3barv()
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// CHECK3-LABEL: define linkonce_odr i32 @_Z3foov()
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// CHECK3-NOT: unreferenced
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// CHECK3-LABEL: define void @_Z10gnu_inlinev()
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// CHECK3-LABEL: define available_externally void @_Z13gnu_ei_inlinev()
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// CHECK3-LABEL: define linkonce_odr i32 @_Z2eiv()
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// RUN: echo "MS C Mode tests:"
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// RUN: %clang_cc1 %s -triple i386-unknown-unknown -O1 -disable-llvm-optzns -emit-llvm -o - -std=c99 -fms-compatibility | FileCheck %s --check-prefix=CHECK4
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// CHECK4-LABEL: define i32 @bar()
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// CHECK4-LABEL: define void @gnu_inline()
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// CHECK4-LABEL: define available_externally void @gnu_ei_inline()
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// CHECK4-LABEL: define linkonce_odr i32 @foo()
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// CHECK4-NOT: unreferenced
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// CHECK4-LABEL: define linkonce_odr i32 @ei()
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extern __inline int ei() { return 123; }
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__inline int foo() {
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return ei();
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}
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int bar() { return foo(); }
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__inline void unreferenced1() {}
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extern __inline void unreferenced2() {}
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__inline __attribute((__gnu_inline__)) void gnu_inline() {}
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// PR3988
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extern __inline __attribute__((gnu_inline)) void gnu_ei_inline() {}
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void (*P)() = gnu_ei_inline;
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// <rdar://problem/6818429>
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int test1();
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__inline int test1() { return 4; }
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__inline int test2() { return 5; }
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__inline int test2();
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int test2();
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void test_test1() { test1(); }
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void test_test2() { test2(); }
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// PR3989
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extern __inline void test3() __attribute__((gnu_inline));
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__inline void __attribute__((gnu_inline)) test3() {}
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extern int test4(void);
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extern __inline __attribute__ ((__gnu_inline__)) int test4(void)
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{
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return 0;
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}
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void test_test4() { test4(); }
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extern __inline int test5(void) __attribute__ ((__gnu_inline__));
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extern __inline int __attribute__ ((__gnu_inline__)) test5(void)
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{
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return 0;
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}
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void test_test5() { test5(); }
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// PR10233
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__inline int test6() { return 0; }
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extern int test6();
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// No PR#, but this once crashed clang in C99 mode due to buggy extern inline
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// redeclaration detection.
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void test7() { }
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void test7();
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// PR11062; the fact that the function is named strlcpy matters here.
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inline __typeof(sizeof(int)) strlcpy(char *dest, const char *src, __typeof(sizeof(int)) size) { return 3; }
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void test8() { strlcpy(0,0,0); }
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// PR10657; the test crashed in C99 mode
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extern inline void test9() { }
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void test9();
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inline void testA() {}
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void testA();
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void testB();
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inline void testB() {}
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extern void testB();
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extern inline void testC() {}
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inline void testC();
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