163 lines · c
1// RUN: %clang_cc1 -emit-llvm -fno-builtin -o - %s | FileCheck --check-prefixes=GLOBAL,CHECK %s2// RUN: %clang_cc1 -emit-llvm -fno-builtin-ceil -fno-builtin-copysign -fno-builtin-cos \3// RUN: -fno-builtin-fabs -fno-builtin-floor -fno-builtin-strcat -fno-builtin-strncat \4// RUN: -fno-builtin-strchr -fno-builtin-strrchr -fno-builtin-strcmp -fno-builtin-strncmp \5// RUN: -fno-builtin-strcpy -fno-builtin-stpcpy -fno-builtin-strncpy -fno-builtin-strlen \6// RUN: -fno-builtin-strpbrk -fno-builtin-strspn -fno-builtin-strtod -fno-builtin-strtof \7// RUN: -fno-builtin-strtold -fno-builtin-strtol -fno-builtin-strtoll -fno-builtin-strtoul \8// RUN: -fno-builtin-strtoull -fno-builtin-fread -fno-builtin-fwrite -fno-builtin-fopen \9// RUN: -o - %s | FileCheck --check-prefixes=INDIVIDUAL,CHECK %s10// RUN: %clang_cc1 -S -O3 -fno-builtin -o - %s | FileCheck --check-prefix=ASM %s11// RUN: %clang_cc1 -S -O3 -fno-builtin-ceil -o - %s | FileCheck --check-prefix=ASM-INDIV %s12 13typedef __SIZE_TYPE__ size_t;14typedef struct FILE FILE;15 16double ceil(double x);17double copysign(double,double);18double cos(double x);19double fabs(double x);20double floor(double x);21char *strcat(char *s1, const char *s2);22char *strncat(char *s1, const char *s2, size_t n);23char *strchr(const char *s, int c);24char *strrchr(const char *s, int c);25int strcmp(const char *s1, const char *s2);26int strncmp(const char *s1, const char *s2, size_t n);27char *strcpy(char *s1, const char *s2);28char *stpcpy(char *s1, const char *s2);29char *strncpy(char *s1, const char *s2, size_t n);30size_t strlen(const char *s);31char *strpbrk(const char *s1, const char *s2);32size_t strspn(const char *s1, const char *s2);33double strtod(const char *nptr, char **endptr);34float strtof(const char *nptr, char **endptr);35long double strtold(const char *nptr, char **endptr);36long int strtol(const char *nptr, char **endptr, int base);37long long int strtoll(const char *nptr, char **endptr, int base);38unsigned long int strtoul(const char *nptr, char **endptr, int base);39unsigned long long int strtoull(const char *nptr, char **endptr, int base);40size_t fread(void *ptr, size_t size, size_t nmemb, FILE *stream);41size_t fwrite(const void *ptr, size_t size, size_t nmemb,42 FILE *stream);43FILE *fopen(const char *path, const char *mode);44 45double t1(double x) { return ceil(x); }46// CHECK-LABEL: t147// CHECK: call{{.*}}@ceil{{.*}} [[ATTR:#[0-9]+]]48 49// ASM: t150// ASM: ceil51 52// ASM-INDIV: t153// ASM-INDIV: ceil54 55double t2(double x, double y) { return copysign(x,y); }56// CHECK-LABEL: t257// CHECK: call{{.*}}@copysign{{.*}} #258 59double t3(double x) { return cos(x); }60// CHECK-LABEL: t361// CHECK: call{{.*}}@cos{{.*}} #262 63double t4(double x) { return fabs(x); }64// CHECK-LABEL: t465// CHECK: call{{.*}}@fabs{{.*}} #266 67double t5(double x) { return floor(x); }68// CHECK-LABEL: t569// CHECK: call{{.*}}@floor{{.*}} #270 71char *t6(char *x) { return strcat(x, ""); }72// CHECK-LABEL: t673// CHECK: call{{.*}}@strcat{{.*}} #274 75char *t7(char *x) { return strncat(x, "", 1); }76// CHECK-LABEL: t777// CHECK: call{{.*}}@strncat{{.*}} #278 79char *t8(void) { return strchr("hello, world", 'w'); }80// CHECK-LABEL: t881// CHECK: call{{.*}}@strchr{{.*}} #282 83char *t9(void) { return strrchr("hello, world", 'w'); }84// CHECK-LABEL: t985// CHECK: call{{.*}}@strrchr{{.*}} #286 87int t10(void) { return strcmp("foo", "bar"); }88// CHECK-LABEL: t1089// CHECK: call{{.*}}@strcmp{{.*}} #290 91int t11(void) { return strncmp("foo", "bar", 3); }92// CHECK-LABEL: t1193// CHECK: call{{.*}}@strncmp{{.*}} #294 95char *t12(char *x) { return strcpy(x, "foo"); }96// CHECK-LABEL: t1297// CHECK: call{{.*}}@strcpy{{.*}} #298 99char *t13(char *x) { return stpcpy(x, "foo"); }100// CHECK-LABEL: t13101// CHECK: call{{.*}}@stpcpy{{.*}} #2102 103char *t14(char *x) { return strncpy(x, "foo", 3); }104// CHECK-LABEL: t14105// CHECK: call{{.*}}@strncpy{{.*}} #2106 107size_t t15(void) { return strlen("foo"); }108// CHECK-LABEL: t15109// CHECK: call{{.*}}@strlen{{.*}} #2110 111char *t16(char *x) { return strpbrk(x, ""); }112// CHECK-LABEL: t16113// CHECK: call{{.*}}@strpbrk{{.*}} #2114 115size_t t17(char *x) { return strspn(x, ""); }116// CHECK-LABEL: t17117// CHECK: call{{.*}}@strspn{{.*}} #2118 119double t18(char **x) { return strtod("123.4", x); }120// CHECK-LABEL: t18121// CHECK: call{{.*}}@strtod{{.*}} #2122 123float t19(char **x) { return strtof("123.4", x); }124// CHECK-LABEL: t19125// CHECK: call{{.*}}@strtof{{.*}} #2126 127long double t20(char **x) { return strtold("123.4", x); }128// CHECK-LABEL: t20129// CHECK: call{{.*}}@strtold{{.*}} #2130 131long int t21(char **x) { return strtol("1234", x, 10); }132// CHECK-LABEL: t21133// CHECK: call{{.*}}@strtol{{.*}} #2134 135long int t22(char **x) { return strtoll("1234", x, 10); }136// CHECK-LABEL: t22137// CHECK: call{{.*}}@strtoll{{.*}} #2138 139long int t23(char **x) { return strtoul("1234", x, 10); }140// CHECK-LABEL: t23141// CHECK: call{{.*}}@strtoul{{.*}} #2142 143long int t24(char **x) { return strtoull("1234", x, 10); }144// CHECK-LABEL: t24145// CHECK: call{{.*}}@strtoull{{.*}} #2146 147void t25(FILE *fp, int *buf) {148 size_t x = fwrite(buf, sizeof(int), 10, fp);149 size_t y = fread(buf, sizeof(int), 10, fp);150}151// CHECK-LABEL: t25152// CHECK: call{{.*}}@fwrite{{.*}} #2153// CHECK: call{{.*}}@fread{{.*}} #2154 155FILE *t26(const char *path, const char *mode) {156 return fopen(path, mode);157}158// CHECK-LABEL: t26159// CHECK: call{{.*}}@fopen{{.*}} #2160 161// GLOBAL: #2 = { nobuiltin "no-builtins" }162// INDIVIDUAL: #2 = { nobuiltin "no-builtin-ceil" "no-builtin-copysign" "no-builtin-cos" "no-builtin-fabs" "no-builtin-floor" "no-builtin-fopen" "no-builtin-fread" "no-builtin-fwrite" "no-builtin-stpcpy" "no-builtin-strcat" "no-builtin-strchr" "no-builtin-strcmp" "no-builtin-strcpy" "no-builtin-strlen" "no-builtin-strncat" "no-builtin-strncmp" "no-builtin-strncpy" "no-builtin-strpbrk" "no-builtin-strrchr" "no-builtin-strspn" "no-builtin-strtod" "no-builtin-strtof" "no-builtin-strtol" "no-builtin-strtold" "no-builtin-strtoll" "no-builtin-strtoul" "no-builtin-strtoull" }163