| // RUN: echo "GNU89 tests:" |
| // RUN: %clang_cc1 %s -triple i386-unknown-unknown -O1 -disable-llvm-optzns -emit-llvm -o - -std=gnu89 | FileCheck %s --check-prefix=CHECK1 |
| // CHECK1-LABEL: define i32 @foo() |
| // CHECK1-LABEL: define i32 @bar() |
| // CHECK1-LABEL: define void @unreferenced1() |
| // CHECK1-NOT: unreferenced2 |
| // CHECK1-LABEL: define void @gnu_inline() |
| // CHECK1-LABEL: define i32 @test1 |
| // CHECK1-LABEL: define i32 @test2 |
| // CHECK1-LABEL: define void @test3() |
| // CHECK1-LABEL: define available_externally i32 @test4 |
| // CHECK1-LABEL: define available_externally i32 @test5 |
| // CHECK1-LABEL: define i32 @test6 |
| // CHECK1-LABEL: define void @test7 |
| // CHECK1: define i{{..}} @strlcpy |
| // CHECK1-NOT: test9 |
| // CHECK1-LABEL: define void @testA |
| // CHECK1-LABEL: define void @testB |
| // CHECK1-LABEL: define void @testC |
| // CHECK1-LABEL: define available_externally i32 @ei() |
| // CHECK1-LABEL: define available_externally void @gnu_ei_inline() |
| |
| // RUN: echo "C99 tests:" |
| // RUN: %clang_cc1 %s -triple i386-unknown-unknown -O1 -disable-llvm-optzns -emit-llvm -o - -std=gnu99 | FileCheck %s --check-prefix=CHECK2 |
| // CHECK2-LABEL: define i32 @ei() |
| // CHECK2-LABEL: define i32 @bar() |
| // CHECK2-NOT: unreferenced1 |
| // CHECK2-LABEL: define void @unreferenced2() |
| // CHECK2-LABEL: define void @gnu_inline() |
| // CHECK2-LABEL: define i32 @test1 |
| // CHECK2-LABEL: define i32 @test2 |
| // CHECK2-LABEL: define void @test3 |
| // CHECK2-LABEL: define available_externally i32 @test4 |
| // CHECK2-LABEL: define available_externally i32 @test5 |
| // CHECK2-LABEL: define i32 @test6 |
| // CHECK2-LABEL: define void @test7 |
| // CHECK2: define available_externally i{{..}} @strlcpy |
| // CHECK2-LABEL: define void @test9 |
| // CHECK2-LABEL: define void @testA |
| // CHECK2-LABEL: define void @testB |
| // CHECK2-LABEL: define void @testC |
| // CHECK2-LABEL: define available_externally i32 @foo() |
| // CHECK2-LABEL: define available_externally void @gnu_ei_inline() |
| |
| // RUN: echo "C++ tests:" |
| // 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 |
| // CHECK3-LABEL: define i32 @_Z3barv() |
| // CHECK3-LABEL: define linkonce_odr i32 @_Z3foov() |
| // CHECK3-NOT: unreferenced |
| // CHECK3-LABEL: define void @_Z10gnu_inlinev() |
| // CHECK3-LABEL: define available_externally void @_Z13gnu_ei_inlinev() |
| // CHECK3-NOT: @_Z5testCv |
| // CHECK3-LABEL: define linkonce_odr i32 @_Z2eiv() |
| |
| // RUN: echo "MS C Mode tests:" |
| // RUN: %clang_cc1 %s -triple i386-pc-win32 -O1 -disable-llvm-optzns -emit-llvm -o - -std=c99 | FileCheck %s --check-prefix=CHECK4 |
| // CHECK4-NOT: define weak_odr void @_Exit( |
| // CHECK4-LABEL: define weak_odr i32 @ei() |
| // CHECK4-LABEL: define i32 @bar() |
| // CHECK4-NOT: unreferenced1 |
| // CHECK4-LABEL: define weak_odr void @unreferenced2() |
| // CHECK4-LABEL: define void @gnu_inline() |
| // CHECK4-LABEL: define linkonce_odr i32 @foo() |
| // CHECK4-LABEL: define available_externally void @gnu_ei_inline() |
| |
| __attribute__((noreturn)) void __cdecl _exit(int _Code); |
| __inline void __cdecl _Exit(int status) { _exit(status); } |
| |
| 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(); |