107 lines · cpp
1// RUN: %clang++ -std=gnu++11 -O2 -g %s -o %t2// RUN: %dexter --fail-lt 1.0 -w \3// RUN: --binary %t %dexter_lldb_args -- %s4// RUN: %clang++ -std=gnu++11 -O0 -g %s -o %t5// RUN: %dexter --fail-lt 1.0 -w \6// RUN: --binary %t %dexter_lldb_args -- %s7 8// REQUIRES: lldb, D1363969// Currently getting intermittent failures on darwin.10// UNSUPPORTED: system-windows, system-darwin11 12//// Check that the debugging experience with __attribute__((optnone)) at O213//// matches O0. Test simple functions performing simple arithmetic14//// operations and small loops.15 16__attribute__((optnone))17int test1(int test1_a, int test1_b) {18 int test1_result = 0;19 // DexLabel('test1_start')20 test1_result = test1_a + test1_b; // DexExpectStepOrder(1)21 return test1_result; // DexExpectStepOrder(2)22 // DexLabel('test1_end')23}24// DexExpectWatchValue('test1_a', 3, from_line=ref('test1_start'), to_line=ref('test1_end'))25// DexExpectWatchValue('test1_b', 4, from_line=ref('test1_start'), to_line=ref('test1_end'))26// DexExpectWatchValue('test1_result', 0, 7, from_line=ref('test1_start'), to_line=ref('test1_end'))27 28__attribute__((optnone))29int test2(int test2_a, int test2_b) {30 int test2_result = test2_a + test2_a + test2_a + test2_a; // DexExpectStepOrder(3)31 // DexLabel('test2_start')32 return test2_a << 2; // DexExpectStepOrder(4)33 // DexLabel('test2_end')34}35// DexExpectWatchValue('test2_a', 1, from_line=ref('test2_start'), to_line=ref('test2_end'))36// DexExpectWatchValue('test2_b', 2, from_line=ref('test2_start'), to_line=ref('test2_end'))37// DexExpectWatchValue('test2_result', 4, from_line=ref('test2_start'), to_line=ref('test2_end'))38 39__attribute__((optnone))40int test3(int test3_a, int test3_b) {41 int test3_temp1 = 0, test3_temp2 = 0;42 // DexLabel('test3_start')43 test3_temp1 = test3_a + 5; // DexExpectStepOrder(5)44 test3_temp2 = test3_b + 5; // DexExpectStepOrder(6)45 if (test3_temp1 > test3_temp2) { // DexExpectStepOrder(7)46 test3_temp1 *= test3_temp2; // DexUnreachable()47 }48 return test3_temp1; // DexExpectStepOrder(8)49 // DexLabel('test3_end')50}51// DexExpectWatchValue('test3_a', 5, from_line=ref('test3_start'), to_line=ref('test3_end'))52// DexExpectWatchValue('test3_b', 6, from_line=ref('test3_start'), to_line=ref('test3_end'))53// DexExpectWatchValue('test3_temp1', 0, 10, from_line=ref('test3_start'), to_line=ref('test3_end'))54// DexExpectWatchValue('test3_temp2', 0, 11, from_line=ref('test3_start'), to_line=ref('test3_end'))55 56unsigned num_iterations = 4;57 58__attribute__((optnone))59int test4(int test4_a, int test4_b) {60 int val1 = 0, val2 = 0;61 // DexLabel('test4_start')62 63 val1 = (test4_a > test4_b) ? test4_a : test4_b; // DexExpectStepOrder(9)64 val2 = val1;65 val2 += val1; // DexExpectStepOrder(10)66 67 for (unsigned i=0; i != num_iterations; ++i) { // DexExpectStepOrder(11, 13, 15, 17, 19)68 val1--;69 val2 += i;70 if (val2 % 2 == 0) // DexExpectStepOrder(12, 14, 16, 18)71 val2 /= 2;72 }73 74 return (val1 > val2) ? val2 : val1; // DexExpectStepOrder(20)75 // DexLabel('test4_end')76}77// DexExpectWatchValue('test4_a', 1, from_line=ref('test4_start'), to_line=ref('test4_end'))78// DexExpectWatchValue('test4_b', 9, from_line=ref('test4_start'), to_line=ref('test4_end'))79// DexExpectWatchValue('val1', 0, 9, 8, 7, 6, 5, from_line=ref('test4_start'), to_line=ref('test4_end'))80// DexExpectWatchValue('val2', 0, 9, 18, 9, 10, 5, 7, 10, 5, 9, from_line=ref('test4_start'), to_line=ref('test4_end'))81 82__attribute__((optnone))83int test5(int test5_val) {84 int c = 1; // DexExpectStepOrder(21)85 // DexLabel('test5_start')86 if (test5_val) // DexExpectStepOrder(22)87 c = 5; // DexExpectStepOrder(23)88 return c ? test5_val : test5_val; // DexExpectStepOrder(24)89 // DexLabel('test5_end')90}91// DexExpectWatchValue('test5_val', 7, from_line=ref('test5_start'), to_line=ref('test5_end'))92// DexExpectWatchValue('c', 1, 5, from_line=ref('test5_start'), to_line=ref('test5_end'))93 94__attribute__((optnone))95int main() {96 int main_result = 0;97 // DexLabel('main_start')98 main_result = test1(3,4);99 main_result += test2(1,2);100 main_result += test3(5,6);101 main_result += test4(1,9);102 main_result += test5(7);103 return main_result;104 // DexLabel('main_end')105}106// DexExpectWatchValue('main_result', 0, 7, 11, 21, 26, 33, from_line=ref('main_start'), to_line=ref('main_end'))107