91 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			91 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			C++
		
	
	
	
| // Test that branch regions are not generated for constant-folded conditions.
 | |
| 
 | |
| // RUN: %clang_cc1 -triple %itanium_abi_triple -std=c++11 -fprofile-instrument=clang -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only -main-file-name branch-constfolded.cpp %s | FileCheck %s
 | |
| 
 | |
| // CHECK-LABEL: _Z6fand_0b:
 | |
| bool fand_0(bool a) {
 | |
|   return false && a;       // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:15 = 0, 0
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:19 -> [[@LINE-1]]:20 = #2, (#1 - #2)
 | |
| 
 | |
| // CHECK-LABEL: _Z6fand_1b:
 | |
| bool fand_1(bool a) {
 | |
|   return a && true;        // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:11 = #1, (#0 - #1)
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:15 -> [[@LINE-1]]:19 = 0, 0
 | |
| 
 | |
| // CHECK-LABEL: _Z6fand_2bb:
 | |
| bool fand_2(bool a, bool b) {
 | |
|   return false && a && b;  // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:15 = 0, 0
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:19 -> [[@LINE-1]]:20 = #4, (#3 - #4)
 | |
|                            // CHECK: Branch,File 0, [[@LINE-2]]:24 -> [[@LINE-2]]:25 = #2, (#1 - #2)
 | |
| 
 | |
| // CHECK-LABEL: _Z6fand_3bb:
 | |
| bool fand_3(bool a, bool b) {
 | |
|   return a && true && b;   // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:11 = #3, (#0 - #3)
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:15 -> [[@LINE-1]]:19 = 0, 0
 | |
|                            // CHECK: Branch,File 0, [[@LINE-2]]:23 -> [[@LINE-2]]:24 = #2, (#1 - #2)
 | |
| 
 | |
| // CHECK-LABEL: _Z6fand_4bb:
 | |
| bool fand_4(bool a, bool b) {
 | |
|   return a && b && false;  // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:11 = #3, (#0 - #3)
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:15 -> [[@LINE-1]]:16 = #4, (#3 - #4)
 | |
|                            // CHECK: Branch,File 0, [[@LINE-2]]:20 -> [[@LINE-2]]:25 = 0, 0
 | |
| 
 | |
| // CHECK-LABEL: _Z6fand_5b:
 | |
| bool fand_5(bool a) {
 | |
|   return false && true;    // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:15 = 0, 0
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:19 -> [[@LINE-1]]:23 = 0, 0
 | |
| 
 | |
| // CHECK-LABEL: _Z6fand_6b:
 | |
| bool fand_6(bool a) {
 | |
|   return true && a;        // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:14 = 0, 0
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:18 -> [[@LINE-1]]:19 = #2, (#1 - #2)
 | |
| 
 | |
| // CHECK-LABEL: _Z6fand_7b:
 | |
| bool fand_7(bool a) {
 | |
|   return a && false;       // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:11 = #1, (#0 - #1)
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:15 -> [[@LINE-1]]:20 = 0, 0
 | |
| 
 | |
| // CHECK-LABEL: _Z5for_0b:
 | |
| bool for_0(bool a) {
 | |
|   return true || a;        // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:14 = 0, 0
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:18 -> [[@LINE-1]]:19 = (#1 - #2), #2
 | |
| 
 | |
| // CHECK-LABEL: _Z5for_1b:
 | |
| bool for_1(bool a) {
 | |
|   return a || false;       // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:11 = (#0 - #1), #1
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:15 -> [[@LINE-1]]:20 = 0, 0
 | |
| 
 | |
| // CHECK-LABEL: _Z5for_2bb:
 | |
| bool for_2(bool a, bool b) {
 | |
|   return true || a || b;   // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:14 = 0, 0
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:18 -> [[@LINE-1]]:19 = (#3 - #4), #4
 | |
|                            // CHECK: Branch,File 0, [[@LINE-2]]:23 -> [[@LINE-2]]:24 = (#1 - #2), #2
 | |
| 
 | |
| // CHECK-LABEL: _Z5for_3bb:
 | |
| bool for_3(bool a, bool b) {
 | |
|   return a || false || b;  // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:11 = (#0 - #3), #3
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:15 -> [[@LINE-1]]:20 = 0, 0
 | |
|                            // CHECK: Branch,File 0, [[@LINE-2]]:24 -> [[@LINE-2]]:25 = (#1 - #2), #2
 | |
| 
 | |
| // CHECK-LABEL: _Z5for_4bb:
 | |
| bool for_4(bool a, bool b) {
 | |
|   return a || b || true;   // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:11 = (#0 - #3), #3
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:15 -> [[@LINE-1]]:16 = (#3 - #4), #4
 | |
|                            // CHECK: Branch,File 0, [[@LINE-2]]:20 -> [[@LINE-2]]:24 = 0, 0
 | |
| 
 | |
| // CHECK-LABEL: _Z5for_5b:
 | |
| bool for_5(bool a) {
 | |
|   return true || false;    // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:14 = 0, 0
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:18 -> [[@LINE-1]]:23 = 0, 0
 | |
| 
 | |
| // CHECK-LABEL: _Z5for_6b:
 | |
| bool for_6(bool a) {
 | |
|   return false || a;       // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:15 = 0, 0
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:19 -> [[@LINE-1]]:20 = (#1 - #2), #2
 | |
| 
 | |
| // CHECK-LABEL: _Z5for_7b:
 | |
| bool for_7(bool a) {
 | |
|   return a || true;        // CHECK: Branch,File 0, [[@LINE]]:10 -> [[@LINE]]:11 = (#0 - #1), #1
 | |
| }                          // CHECK: Branch,File 0, [[@LINE-1]]:15 -> [[@LINE-1]]:19 = 0, 0
 | |
| 
 |