| // RUN: %clang_cc1 -triple i686-windows-gnu -emit-llvm -o - %s -disable-llvm-optzns | FileCheck %s |
| |
| // CHECK: call i32 @"\01_asm_func_name.inline" |
| |
| // CHECK: declare dso_local i32 @"\01_asm_func_name"(ptr noundef, i32 noundef, ptr noundef, ptr noundef) |
| |
| // CHECK: define internal i32 @"\01_asm_func_name.inline" |
| |
| // CHECK: call i32 @__mingw_vsnprintf |
| |
| // CHECK: declare dso_local i32 @__mingw_vsnprintf |
| |
| typedef unsigned int size_t; |
| |
| int __mingw_vsnprintf(char *_DstBuf, size_t _MaxCount, const char *_Format, __builtin_va_list _ArgList); |
| |
| // For the real use case, "_asm_func_name" is actually "___mingw_vsnprintf", but it's renamed in the testcase for disambiguation. |
| int vsnprintf(char *__stream, size_t __n, const char *__format, __builtin_va_list __local_argv) __asm__("_asm_func_name"); |
| |
| extern __inline__ __attribute__((__always_inline__, __gnu_inline__)) |
| int vsnprintf(char *__stream, size_t __n, const char *__format, __builtin_va_list __local_argv) |
| { |
| return __mingw_vsnprintf(__stream, __n, __format, __local_argv); |
| } |
| |
| void call(const char* fmt, ...) { |
| char buf[200]; |
| __builtin_va_list ap; |
| __builtin_va_start(ap, fmt); |
| vsnprintf(buf, sizeof(buf), fmt, ap); |
| __builtin_va_end(ap); |
| } |