1 #include <stddef.h> 2 #include <stdio.h> 3 #include <stdlib.h> 4 #include "unwind.h" 5 6 int main() { 7 #define CHECK_EQ(EXPECTED_VALUE, ACTUAL_VALUE) \ 8 do { \ 9 if ((int)(EXPECTED_VALUE) != (int)(ACTUAL_VALUE)) { \ 10 fprintf(stderr, "ASSERTION FAILURE: %s %d\n", __FILE__, __LINE__); \ 11 fprintf(stderr, " expected value: %d (%s)\n", \ 12 (int)(EXPECTED_VALUE), #EXPECTED_VALUE); \ 13 fprintf(stderr, " actual value: %d (%s)\n", \ 14 (int)(ACTUAL_VALUE), #ACTUAL_VALUE); \ 15 exit(EXIT_FAILURE); \ 16 } \ 17 } while (0) 18 19 #if defined(__arm__) 20 CHECK_EQ(88, sizeof(struct _Unwind_Control_Block)); 21 CHECK_EQ(0, offsetof(struct _Unwind_Control_Block, exception_class)); 22 CHECK_EQ(8, offsetof(struct _Unwind_Control_Block, exception_cleanup)); 23 #elif defined(__mips__) 24 CHECK_EQ(24, sizeof(struct _Unwind_Exception)); 25 CHECK_EQ(0, offsetof(struct _Unwind_Exception, exception_class)); 26 CHECK_EQ(8, offsetof(struct _Unwind_Exception, exception_cleanup)); 27 CHECK_EQ(12, offsetof(struct _Unwind_Exception, private_1)); 28 CHECK_EQ(16, offsetof(struct _Unwind_Exception, private_2)); 29 #elif defined(__i386__) 30 CHECK_EQ(32, sizeof(struct _Unwind_Exception)); 31 CHECK_EQ(0, offsetof(struct _Unwind_Exception, exception_class)); 32 CHECK_EQ(8, offsetof(struct _Unwind_Exception, exception_cleanup)); 33 CHECK_EQ(12, offsetof(struct _Unwind_Exception, private_1)); 34 CHECK_EQ(16, offsetof(struct _Unwind_Exception, private_2)); 35 #elif defined(__aarch64__) || defined(__x86_64__) || defined(__mips64__) 36 CHECK_EQ(32, sizeof(struct _Unwind_Exception)); 37 CHECK_EQ(0, offsetof(struct _Unwind_Exception, exception_class)); 38 CHECK_EQ(8, offsetof(struct _Unwind_Exception, exception_cleanup)); 39 CHECK_EQ(16, offsetof(struct _Unwind_Exception, private_1)); 40 CHECK_EQ(24, offsetof(struct _Unwind_Exception, private_2)); 41 #elif defined(__le32__) || defined(__le64__) 42 // Should not check _Unwind_Exception since it is opaque conceptually 43 #else 44 #error "unsupported architecture" 45 #endif 46 47 return EXIT_SUCCESS; 48 } 49
