1Breakpoint 1 at 0x........: file t.c, line 112. 2Breakpoint 2 at 0x........: file t.c, line 117. 3Continuing. 4Breakpoint 1, main (argc=1, argv=0x........) at t.c:112 5112 breakme(__LINE__); //break1 6breakme (line=112) at t.c:100 7100 if (line > 1000) 8old_pc has changed after step 9102 } 10old_pc has changed after step 11main (argc=1, argv=0x........) at t.c:113 12113 for (i = len-1; i >= 0; i=i-2) 13old_pc has changed after step 14114 undefined[i] = undef; 15$1 = void 16$2 = "undefined" 17$3 = 8 18113 for (i = len-1; i >= 0; i=i-2) 19old_pc has changed after step 20114 undefined[i] = undef; 21old_pc has changed after step 22113 for (i = len-1; i >= 0; i=i-2) 23$4 = void 24$5 = "undefi?e?" 25$6 = 6 26114 undefined[i] = undef; 27$7 = void 28$8 = "undefi?e?" 29$9 = 4 30113 for (i = len-1; i >= 0; i=i-2) 31$10 = void 32$11 = "unde?i?e?" 33$12 = 4 34$13 = 1 35$14 = void 36Continuing. 37Breakpoint 2, main (argc=1, argv=0x........) at t.c:117 38117 breakme(__LINE__); //break2 39breakme (line=117) at t.c:100 40100 if (line > 1000) 41Run till exit from #0 breakme (line=117) at t.c:100 42main (argc=1, argv=0x........) at t.c:119 43119 if (argc > 1) 44Delete all breakpoints? (y or n) [answered Y; input not from terminal] 45Continuing. 46Program received signal SIGTRAP, Trace/breakpoint trap. 470x........ in make_error (s=0x........ "called from level") at t.c:40 4840 if (int_und == 0) 4943 printf ("%s int_und is not zero\n", s); 50old_pc has changed after step 51Continuing. 52Program received signal SIGTRAP, Trace/breakpoint trap. 530x........ in make_error (s=0x........ "called from main") at t.c:40 5440 if (int_und == 0) 55