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[Sanitizer] Don't intercept frexpf and frexpl on Windows. Add frexp declaration to asan_intercepted_functions.h 

llvm-svn: 177155
This commit is contained in:
Alexey Samsonov 2013-03-15 14:02:21 +00:00
parent 9aecdfe34d
commit 3a6b6b9d55
3 changed files with 14 additions and 6 deletions
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3
compiler-rt/lib/asan/asan_intercepted_functions.h
View File

@ -79,9 +79,9 @@ using __sanitizer::uptr;
# define ASAN_INTERCEPT___CXA_THROW 0
#endif
// Windows threads.
# if defined(_WIN32)
extern "C" {
// Windows threads.
__declspec(dllimport)
void* __stdcall CreateThread(void *sec, uptr st, void* start,
void *arg, DWORD fl, DWORD *id);
@ -103,6 +103,7 @@ int atoi(const char *nptr);
long atol(const char *nptr); // NOLINT
long strtol(const char *nptr, char **endptr, int base); // NOLINT
void longjmp(void *env, int value);
double frexp(double x, int *expptr);
}
# endif

16
compiler-rt/lib/sanitizer_common/sanitizer_common_interceptors.inc
View File

@ -37,6 +37,12 @@ INTERCEPTOR(double, frexp, double x, int *exp) {
return res;
}
#define INIT_FREXP INTERCEPT_FUNCTION(frexp);
#else
#define INIT_FREXP
#endif // SANITIZER_INTERCEPT_FREXP
#if SANITIZER_INTERCEPT_FREXPF_FREXPL
INTERCEPTOR(float, frexpf, float x, int *exp) {
void *ctx;
COMMON_INTERCEPTOR_ENTER(ctx, frexpf, x, exp);
@ -53,13 +59,12 @@ INTERCEPTOR(long double, frexpl, long double x, int *exp) {
return res;
}
#define INIT_FREXP \
INTERCEPT_FUNCTION(frexp); \
#define INIT_FREXPF_FREXPL \
INTERCEPT_FUNCTION(frexpf); \
INTERCEPT_FUNCTION(frexpl)
#else
#define INIT_FREXP
#endif // SANITIZER_INTERCEPT_FREXP
#define INIT_FREXPF_FREXPL
#endif // SANITIZER_INTERCEPT_FREXPF_FREXPL
#if SANITIZER_INTERCEPT_READ
INTERCEPTOR(SSIZE_T, read, int fd, void *ptr, SIZE_T count) {
@ -370,4 +375,5 @@ SCANF_INTERCEPTOR_IMPL(__isoc99_sscanf, __isoc99_vsscanf, str, format)
INIT_PWRITE64; \
INIT_LOCALTIME_AND_FRIENDS; \
INIT_SCANF; \
INIT_FREXP;
INIT_FREXP; \
INIT_FREXPF_FREXPL;

1
compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h
View File

@ -48,3 +48,4 @@
# define SANITIZER_INTERCEPT_ISOC99_SCANF SI_LINUX
# define SANITIZER_INTERCEPT_FREXP 1
# define SANITIZER_INTERCEPT_FREXPF_FREXPL SI_NOT_WINDOWS