Mercurial > hg > CbC > CbC_gcc
diff gcc/testsuite/c-c++-common/builtins.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/c-c++-common/builtins.c Thu Oct 25 07:37:49 2018 +0900 @@ -0,0 +1,194 @@ +/* Test to verify that calls to common built-in functions declared + with no prototype do not cause an ICE. + { dg-do compile } + { dg-options "-O2 -Wall -Wextra" } + { dg-prune-output "warning" } + { dg-require-effective-target alloca } */ + +typedef __SIZE_TYPE__ size_t; + +#if __cplusplus +extern "C" { + +#define NO_PROTO ... +#else +#define NO_PROTO /* empty */ +#endif + + /* Character classification built-ins from <ctype.h>. */ + int isalpha (NO_PROTO); + int isalnum (NO_PROTO); + int isalpha (NO_PROTO); + int iscntrl (NO_PROTO); + int isdigit (NO_PROTO); + int isgraph (NO_PROTO); + int islower (NO_PROTO); + int isprint (NO_PROTO); + int ispunct (NO_PROTO); + int isspace (NO_PROTO); + int isupper (NO_PROTO); + int isxdigit (NO_PROTO); + int tolower (NO_PROTO); + int toupper (NO_PROTO); + + /* Memory allocation built-ins from <stdlib.h>. */ + void* alloca (NO_PROTO); + void* aligned_alloc (NO_PROTO); + void* calloc (NO_PROTO); + void* malloc (NO_PROTO); + void* realloc (NO_PROTO); + + /* Raw memory built-ins from <string.h>. */ + void* memcpy (NO_PROTO); + void* memchr (NO_PROTO); + void* memmove (NO_PROTO); + void* mempcpy (NO_PROTO); + void* memset (NO_PROTO); + + /* String built-ins from <string.h>. */ + char* stpcpy (NO_PROTO); + char* stpncpy (NO_PROTO); + + char* strcat (NO_PROTO); + char* strcpy (NO_PROTO); + + char* strdup (NO_PROTO); + char* strndup (NO_PROTO); + + char* strncat (NO_PROTO); + char* strncpy (NO_PROTO); + + size_t strlen (NO_PROTO); + size_t strnlen (NO_PROTO); + + char* strchr (NO_PROTO); + int strcmp (NO_PROTO); + int strncmp (NO_PROTO); + + /* Input/output functions from <stdio.h>. */ + int puts (NO_PROTO); + int fputs (NO_PROTO); + + int scanf (NO_PROTO); + int fscanf (NO_PROTO); + int sscanf (NO_PROTO); + int vfscanf (NO_PROTO); + int vsscanf (NO_PROTO); + + int printf (NO_PROTO); + int fprintf (NO_PROTO); + int sprintf (NO_PROTO); + + int snprintf (NO_PROTO); + + int vprintf (NO_PROTO); + int vfprintf (NO_PROTO); + int vsprintf (NO_PROTO); + + int vsnprintf (NO_PROTO); + +#if __cplusplus +} +#endif + + +#define CONCAT(a, b) a ## b +#define UNIQ_NAME(func, id) CONCAT (test_ ## func ## _, id) + +#define TEST_FUNC(func, arglist) \ + __typeof__ (func arglist) \ + UNIQ_NAME (func, __COUNTER__) (void) { \ + return func arglist; \ + } + +#define T1(func) \ + TEST_FUNC (func, ()); \ + TEST_FUNC (func, (1)); \ + TEST_FUNC (func, ("")); \ + TEST_FUNC (func, ((void*)1)); \ + TEST_FUNC (func, (iarr)); \ + TEST_FUNC (func, (function)) + +#define T2(func) \ + TEST_FUNC (func, (1, 1)); \ + TEST_FUNC (func, (1, "")); \ + TEST_FUNC (func, (1, (void*)1)); \ + TEST_FUNC (func, (1, iarr)); \ + TEST_FUNC (func, (1, function)) + +#define T3(func) \ + TEST_FUNC (func, (1, 1, 1)); \ + TEST_FUNC (func, (1, 1, "")); \ + TEST_FUNC (func, (1, 1, (void*)1)); \ + TEST_FUNC (func, (1, 1, iarr)); \ + TEST_FUNC (func, (1, 1, function)) + +extern int iarr[]; +extern void function (void); + +T1 (isalpha); +T1 (isalnum); +T1 (isalpha); +T1 (iscntrl); +T1 (isdigit); +T1 (isgraph); +T1 (islower); +T1 (isprint); +T1 (ispunct); +T1 (isspace); +T1 (isupper); +T1 (isxdigit); +T1 (tolower); +T1 (toupper); + +T1 (alloca); +T2 (aligned_alloc); +T2 (malloc); +T2 (calloc); +T2 (realloc); + +T3 (memcpy); +T3 (memmove); +T3 (mempcpy); +T3 (memset); +T3 (memchr); + +T2 (stpcpy); +T3 (stpncpy); + +T2 (strcat); +T2 (strcpy); + +T1 (strdup); +T2 (strndup); + +T3 (strncat); +T3 (strncpy); + +T2 (strchr); +T2 (strcmp); +T3 (strncmp); + +T1 (strlen); +T2 (strnlen); + +T1 (puts); +T2 (fputs); + +T1 (scanf); +T2 (fscanf); +T2 (sscanf); +T2 (vfscanf); +T2 (vsscanf); + +T2 (printf); +T3 (fprintf); +T3 (sprintf); + +T3 (snprintf); + +T2 (vprintf); +T2 (vfprintf); +T2 (vsprintf); + +T3 (vsnprintf);